diff --git a/cmake/bdb_CMakeLists.txt.in.bak b/cmake/bdb_CMakeLists.txt.in
similarity index 100%
rename from cmake/bdb_CMakeLists.txt.in.bak
rename to cmake/bdb_CMakeLists.txt.in
diff --git a/cmake/cmake.define b/cmake/cmake.define
index 0eb5206aab..4e27ff5f47 100644
--- a/cmake/cmake.define
+++ b/cmake/cmake.define
@@ -14,25 +14,6 @@ MESSAGE(STATUS "Project binary files output path: " ${PROJECT_BINARY_DIR})
 MESSAGE(STATUS "Project executable files output path: " ${EXECUTABLE_OUTPUT_PATH})
 MESSAGE(STATUS "Project library files output path: " ${LIBRARY_OUTPUT_PATH})
 
-find_package(Git QUIET)
-if(GIT_FOUND AND EXISTS "${TD_SOURCE_DIR}/.git")
-# Update submodules as needed
-    option(GIT_SUBMODULE "Check submodules during build" ON)
-    if(GIT_SUBMODULE)
-        message(STATUS "Submodule update")
-        execute_process(COMMAND cd ${TD_SOURCE_DIR} && ${GIT_EXECUTABLE} submodule update --init --recursive
-                        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-                        RESULT_VARIABLE GIT_SUBMOD_RESULT)
-        if(NOT GIT_SUBMOD_RESULT EQUAL "0")
-            message(WARNING "git submodule update --init --recursive failed with ${GIT_SUBMOD_RESULT}, please checkout submodules")
-        endif()
-    endif()
-endif()
-
-if(NOT EXISTS "${TD_SOURCE_DIR}/tools/taos-tools/CMakeLists.txt")
-    message(WARNING "The submodules were not downloaded! GIT_SUBMODULE was turned off or failed. Please update submodules manually if you need build them.")
-endif()
-
 if (NOT DEFINED TD_GRANT)
   SET(TD_GRANT FALSE)
 endif()
diff --git a/cmake/cmake.options b/cmake/cmake.options
index a60f5c7282..d83ab49fd5 100644
--- a/cmake/cmake.options
+++ b/cmake/cmake.options
@@ -78,6 +78,12 @@ option(
     OFF
 )
 
+option(
+    BUILD_WITH_BDB
+    "If build with BDB" 
+    OFF
+)
+
 option(
     BUILD_WITH_LUCENE 
     "If build with lucene" 
diff --git a/contrib/CMakeLists.txt b/contrib/CMakeLists.txt
index 14a85ee4f6..97bfcfb8c0 100644
--- a/contrib/CMakeLists.txt
+++ b/contrib/CMakeLists.txt
@@ -78,9 +78,9 @@ if(${BUILD_WITH_UV})
 endif(${BUILD_WITH_UV})
 
 # bdb
-#if(${BUILD_WITH_BDB})
-    #cat("${TD_SUPPORT_DIR}/bdb_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
-#endif(${BUILD_WITH_BDB})
+if(${BUILD_WITH_BDB})
+    cat("${TD_SUPPORT_DIR}/bdb_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
+endif(${BUILD_WITH_BDB})
 
 # sqlite
 if(${BUILD_WITH_SQLITE})
diff --git a/contrib/test/CMakeLists.txt b/contrib/test/CMakeLists.txt
index 740488b39b..eacaeb9524 100644
--- a/contrib/test/CMakeLists.txt
+++ b/contrib/test/CMakeLists.txt
@@ -7,9 +7,9 @@ if(${BUILD_WITH_LUCENE})
     add_subdirectory(lucene)
 endif(${BUILD_WITH_LUCENE})
 
-#if(${BUILD_WITH_BDB})
-    #add_subdirectory(bdb)
-#endif(${BUILD_WITH_BDB})
+if(${BUILD_WITH_BDB})
+    add_subdirectory(bdb)
+endif(${BUILD_WITH_BDB})
 
 if(${BUILD_WITH_SQLITE})
     add_subdirectory(sqlite)
diff --git a/include/common/tmsg.h b/include/common/tmsg.h
index b8c62ca440..3bf077a2a6 100644
--- a/include/common/tmsg.h
+++ b/include/common/tmsg.h
@@ -70,7 +70,7 @@ typedef uint16_t tmsg_t;
 #define TSDB_IE_TYPE_DNODE_EXT   6
 #define TSDB_IE_TYPE_DNODE_STATE 7
 
-enum { CONN_TYPE__QUERY = 1, CONN_TYPE__TMQ, CONN_TYPE__MAX };
+enum { CONN_TYPE__QUERY = 1, CONN_TYPE__TMQ, CONN_TYPE__UDFD, CONN_TYPE__MAX };
 
 enum {
   HEARTBEAT_KEY_USER_AUTHINFO = 1,
@@ -1670,6 +1670,7 @@ typedef struct SVDropStbReq {
 int32_t tEncodeSVDropStbReq(SEncoder* pCoder, const SVDropStbReq* pReq);
 int32_t tDecodeSVDropStbReq(SDecoder* pCoder, SVDropStbReq* pReq);
 
+// TDMT_VND_CREATE_TABLE ==============
 #define TD_CREATE_IF_NOT_EXISTS 0x1
 typedef struct SVCreateTbReq {
   int32_t     flags;
@@ -1759,6 +1760,43 @@ typedef struct {
 int32_t tEncodeSVDropTbBatchRsp(SEncoder* pCoder, const SVDropTbBatchRsp* pRsp);
 int32_t tDecodeSVDropTbBatchRsp(SDecoder* pCoder, SVDropTbBatchRsp* pRsp);
 
+// TDMT_VND_ALTER_TABLE =====================
+typedef struct {
+  const char* tbName;
+  int8_t      action;
+  const char* colName;
+  // TSDB_ALTER_TABLE_ADD_COLUMN
+  int8_t  type;
+  int8_t  flags;
+  int32_t bytes;
+  // TSDB_ALTER_TABLE_DROP_COLUMN
+  // TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES
+  int32_t colModBytes;
+  // TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME
+  const char* colNewName;
+  // TSDB_ALTER_TABLE_UPDATE_TAG_VAL
+  const char*    tagName;
+  int8_t         isNull;
+  uint32_t       nTagVal;
+  const uint8_t* pTagVal;
+  // TSDB_ALTER_TABLE_UPDATE_OPTIONS
+  int8_t      updateTTL;
+  int32_t     newTTL;
+  int8_t      updateComment;
+  const char* newComment;
+} SVAlterTbReq;
+
+int32_t tEncodeSVAlterTbReq(SEncoder* pEncoder, const SVAlterTbReq* pReq);
+int32_t tDecodeSVAlterTbReq(SDecoder* pDecoder, SVAlterTbReq* pReq);
+
+typedef struct {
+  int32_t code;
+} SVAlterTbRsp;
+
+int32_t tEncodeSVAlterTbRsp(SEncoder* pEncoder, const SVAlterTbRsp* pRsp);
+int32_t tDecodeSVAlterTbRsp(SDecoder* pDecoder, SVAlterTbRsp* pRsp);
+// ======================
+
 typedef struct {
   SMsgHead head;
   int64_t  uid;
diff --git a/include/libs/function/tudf.h b/include/libs/function/tudf.h
index b37dcd2b61..6a98138c6c 100644
--- a/include/libs/function/tudf.h
+++ b/include/libs/function/tudf.h
@@ -121,6 +121,8 @@ int32_t udfAggProcess(struct SqlFunctionCtx *pCtx);
 int32_t udfAggFinalize(struct SqlFunctionCtx *pCtx, SSDataBlock* pBlock);
 
 int32_t callUdfScalarFunc(char *udfName, SScalarParam *input, int32_t numOfCols, SScalarParam *output);
+
+int32_t cleanUpUdfs();
 // end API to taosd and qworker
 //=============================================================================================================================
 // begin API to UDF writer.
diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index ca10465ed4..551e0fc7b8 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -144,6 +144,7 @@ int32_t     syncInit();
 void        syncCleanUp();
 int64_t     syncOpen(const SSyncInfo* pSyncInfo);
 void        syncStart(int64_t rid);
+void        syncStartStandBy(int64_t rid);
 void        syncStop(int64_t rid);
 int32_t     syncReconfig(int64_t rid, const SSyncCfg* pSyncCfg);
 ESyncState  syncGetMyRole(int64_t rid);
diff --git a/include/util/taoserror.h b/include/util/taoserror.h
index d3fe936e88..31b6dad2d8 100644
--- a/include/util/taoserror.h
+++ b/include/util/taoserror.h
@@ -324,6 +324,9 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_VND_SMA_NOT_EXIST             TAOS_DEF_ERROR_CODE(0, 0x0516)
 #define TSDB_CODE_VND_HASH_MISMATCH             TAOS_DEF_ERROR_CODE(0, 0x0517)
 #define TSDB_CODE_VND_TABLE_NOT_EXIST           TAOS_DEF_ERROR_CODE(0, 0x0518)
+#define TSDB_CODE_VND_INVALID_TABLE_ACTION      TAOS_DEF_ERROR_CODE(0, 0x0519)
+#define TSDB_CODE_VND_COL_ALREADY_EXISTS        TAOS_DEF_ERROR_CODE(0, 0x051a)
+#define TSDB_CODE_VND_TABLE_COL_NOT_EXISTS      TAOS_DEF_ERROR_CODE(0, 0x051b)
 
 // tsdb
 #define TSDB_CODE_TDB_INVALID_TABLE_ID          TAOS_DEF_ERROR_CODE(0, 0x0600)
@@ -640,6 +643,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_PAR_INVALID_INTERNAL_PK       TAOS_DEF_ERROR_CODE(0, 0x2646)
 #define TSDB_CODE_PAR_INVALID_TIMELINE_FUNC     TAOS_DEF_ERROR_CODE(0, 0x2647)
 #define TSDB_CODE_PAR_INVALID_PASSWD            TAOS_DEF_ERROR_CODE(0, 0x2648)
+#define TSDB_CODE_PAR_INVALID_ALTER_TABLE       TAOS_DEF_ERROR_CODE(0, 0x2649)
 
 //planner
 #define TSDB_CODE_PLAN_INTERNAL_ERROR           TAOS_DEF_ERROR_CODE(0, 0x2700)
diff --git a/include/util/tencode.h b/include/util/tencode.h
index 2a43d7934f..e49429f865 100644
--- a/include/util/tencode.h
+++ b/include/util/tencode.h
@@ -18,7 +18,6 @@
 
 #include "tcoding.h"
 #include "tlist.h"
-// #include "tfreelist.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/include/util/tfreelist.h b/include/util/tfreelist.h
deleted file mode 100644
index e9b5ca5fca..0000000000
--- a/include/util/tfreelist.h
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
- *
- * This program is free software: you can use, redistribute, and/or modify
- * it under the terms of the GNU Affero General Public License, version 3
- * or later ("AGPL"), as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _TD_UTIL_FREELIST_H_
-#define _TD_UTIL_FREELIST_H_
-
-#include "tlist.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct SFreeListNode {
-  TD_SLIST_NODE(SFreeListNode);
-  char payload[];
-};
-
-typedef TD_SLIST(SFreeListNode) SFreeList;
-
-#define TFL_MALLOC(PTR, TYPE, SIZE, LIST)                      \
-  do {                                                         \
-    void *ptr = taosMemoryMalloc((SIZE) + sizeof(struct SFreeListNode)); \
-    if (ptr) {                                                 \
-      TD_SLIST_PUSH((LIST), (struct SFreeListNode *)ptr);      \
-      ptr = ((struct SFreeListNode *)ptr)->payload;            \
-      (PTR) = (TYPE)(ptr);                                     \
-    }else{                                                     \
-      (PTR) = NULL;                                            \
-    }                                                          \
-  }while(0);
-
-#define tFreeListInit(pFL) TD_SLIST_INIT(pFL)
-
-static FORCE_INLINE void tFreeListClear(SFreeList *pFL) {
-  struct SFreeListNode *pNode;
-  for (;;) {
-    pNode = TD_SLIST_HEAD(pFL);
-    if (pNode == NULL) break;
-    TD_SLIST_POP(pFL);
-    taosMemoryFree(pNode);
-  }
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /*_TD_UTIL_FREELIST_H_*/
\ No newline at end of file
diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c
index 666e9e0ffa..100ec42899 100644
--- a/source/client/src/clientImpl.c
+++ b/source/client/src/clientImpl.c
@@ -518,8 +518,9 @@ STscObj* taosConnectImpl(const char* user, const char* auth, const char* db, __t
   if (pRequest->code != TSDB_CODE_SUCCESS) {
     const char* errorMsg =
         (pRequest->code == TSDB_CODE_RPC_FQDN_ERROR) ? taos_errstr(pRequest) : tstrerror(pRequest->code);
-    printf("failed to connect to server, reason: %s\n\n", errorMsg);
+    fprintf(stderr,"failed to connect to server, reason: %s\n\n", errorMsg);
 
+    terrno = pRequest->code;
     destroyRequest(pRequest);
     taos_close(pTscObj);
     pTscObj = NULL;
diff --git a/source/client/src/clientSml.c b/source/client/src/clientSml.c
index 8ed4308ea7..8fce5bfb00 100644
--- a/source/client/src/clientSml.c
+++ b/source/client/src/clientSml.c
@@ -1007,8 +1007,6 @@ static int32_t smlParseTelnetTags(const char* data, SArray *cols, SHashObj *dump
     while(*sql != '\0') {
       // parse value
       if (*sql == SPACE) {
-        valueLen = sql - value;
-        sql++;
         break;
       }
       if (*sql == EQUAL) {
@@ -1017,9 +1015,7 @@ static int32_t smlParseTelnetTags(const char* data, SArray *cols, SHashObj *dump
       }
       sql++;
     }
-    if(valueLen == 0){
-      valueLen = sql - value;
-    }
+    valueLen = sql - value;
 
     if(valueLen == 0){
       smlBuildInvalidDataMsg(msg, "invalid value", value);
@@ -1365,7 +1361,7 @@ static void smlDestroySTableMeta(SSmlSTableMeta *meta){
 static void smlDestroyCols(SArray *cols) {
   if (!cols) return;
   for (int i = 0; i < taosArrayGetSize(cols); ++i) {
-    void *kv = taosArrayGet(cols, i);
+    void *kv = taosArrayGetP(cols, i);
     taosMemoryFree(kv);
   }
 }
@@ -2077,12 +2073,16 @@ static int32_t smlParseTelnetLine(SSmlHandle* info, void *data) {
   if(ret != TSDB_CODE_SUCCESS){
     uError("SML:0x%"PRIx64" smlParseTelnetLine failed", info->id);
     smlDestroyTableInfo(info, tinfo);
+    smlDestroyCols(cols);
     taosArrayDestroy(cols);
     return ret;
   }
 
   if(taosArrayGetSize(tinfo->tags) <= 0 || taosArrayGetSize(tinfo->tags) > TSDB_MAX_TAGS){
     smlBuildInvalidDataMsg(&info->msgBuf, "invalidate tags length:[1,128]", NULL);
+    smlDestroyTableInfo(info, tinfo);
+    smlDestroyCols(cols);
+    taosArrayDestroy(cols);
     return TSDB_CODE_SML_INVALID_DATA;
   }
   taosHashClear(info->dumplicateKey);
diff --git a/source/client/test/smlTest.cpp b/source/client/test/smlTest.cpp
index 589c3d3a10..e567a0c3e8 100644
--- a/source/client/test/smlTest.cpp
+++ b/source/client/test/smlTest.cpp
@@ -516,8 +516,8 @@ TEST(testCase, smlProcess_influx_Test) {
   int ret = smlProcess(info, (char**)sql, sizeof(sql)/sizeof(sql[0]));
   ASSERT_EQ(ret, 0);
 
-  TAOS_RES *res = taos_query(taos, "select * from t_6885c584b98481584ee13dac399e173d");
-  ASSERT_NE(res, nullptr);
+//  TAOS_RES *res = taos_query(taos, "select * from t_6885c584b98481584ee13dac399e173d");
+//  ASSERT_NE(res, nullptr);
 //  int fieldNum = taos_field_count(res);
 //  ASSERT_EQ(fieldNum, 5);
 //  int rowNum = taos_affected_rows(res);
@@ -525,7 +525,7 @@ TEST(testCase, smlProcess_influx_Test) {
 //  for (int i = 0; i < rowNum; ++i) {
 //    TAOS_ROW rows = taos_fetch_row(res);
 //  }
-  taos_free_result(res);
+//  taos_free_result(res);
   destroyRequest(request);
   smlDestroyInfo(info);
 }
@@ -605,8 +605,8 @@ TEST(testCase, smlProcess_telnet_Test) {
   int ret = smlProcess(info, (char**)sql, sizeof(sql)/sizeof(sql[0]));
   ASSERT_EQ(ret, 0);
 
-  TAOS_RES *res = taos_query(taos, "select * from t_8c30283b3c4131a071d1e16cf6d7094a");
-  ASSERT_NE(res, nullptr);
+//  TAOS_RES *res = taos_query(taos, "select * from t_8c30283b3c4131a071d1e16cf6d7094a");
+//  ASSERT_NE(res, nullptr);
 //  int fieldNum = taos_field_count(res);
 //  ASSERT_EQ(fieldNum, 2);
 //  int rowNum = taos_affected_rows(res);
@@ -614,7 +614,7 @@ TEST(testCase, smlProcess_telnet_Test) {
 //  for (int i = 0; i < rowNum; ++i) {
 //   TAOS_ROW rows = taos_fetch_row(res);
 //  }
-  taos_free_result(res);
+//  taos_free_result(res);
 
 //  res = taos_query(taos, "select * from t_6931529054e5637ca92c78a1ad441961");
 //  ASSERT_NE(res, nullptr);
@@ -670,16 +670,16 @@ TEST(testCase, smlProcess_json1_Test) {
   int ret = smlProcess(info, (char **)(&sql), -1);
   ASSERT_EQ(ret, 0);
 
-  TAOS_RES *res = taos_query(taos, "select * from t_cb27a7198d637b4f1c6464bd73f756a7");
-  ASSERT_NE(res, nullptr);
-  int fieldNum = taos_field_count(res);
-  ASSERT_EQ(fieldNum, 2);
+//  TAOS_RES *res = taos_query(taos, "select * from t_cb27a7198d637b4f1c6464bd73f756a7");
+//  ASSERT_NE(res, nullptr);
+//  int fieldNum = taos_field_count(res);
+//  ASSERT_EQ(fieldNum, 2);
   //   int rowNum = taos_affected_rows(res);
   //   ASSERT_EQ(rowNum, 1);
   //   for (int i = 0; i < rowNum; ++i) {
   //     TAOS_ROW rows = taos_fetch_row(res);
   //   }
-  taos_free_result(res);
+//  taos_free_result(res);
   destroyRequest(request);
   smlDestroyInfo(info);
 }
diff --git a/source/common/src/tmsg.c b/source/common/src/tmsg.c
index b954edcbfa..d180c2ff6e 100644
--- a/source/common/src/tmsg.c
+++ b/source/common/src/tmsg.c
@@ -4163,3 +4163,113 @@ void tFreeSSubmitRsp(SSubmitRsp *pRsp) {
 
   taosMemoryFree(pRsp);
 }
+
+int32_t tEncodeSVAlterTbReq(SEncoder *pEncoder, const SVAlterTbReq *pReq) {
+  if (tStartEncode(pEncoder) < 0) return -1;
+
+  if (tEncodeCStr(pEncoder, pReq->tbName) < 0) return -1;
+  if (tEncodeI8(pEncoder, pReq->action) < 0) return -1;
+  switch (pReq->action) {
+    case TSDB_ALTER_TABLE_ADD_COLUMN:
+      if (tEncodeCStr(pEncoder, pReq->colName) < 0) return -1;
+      if (tEncodeI8(pEncoder, pReq->type) < 0) return -1;
+      if (tEncodeI8(pEncoder, pReq->flags) < 0) return -1;
+      if (tEncodeI32v(pEncoder, pReq->bytes) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_DROP_COLUMN:
+      if (tEncodeCStr(pEncoder, pReq->colName) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+      if (tEncodeCStr(pEncoder, pReq->colName) < 0) return -1;
+      if (tEncodeI32v(pEncoder, pReq->colModBytes) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
+      if (tEncodeCStr(pEncoder, pReq->colName) < 0) return -1;
+      if (tEncodeCStr(pEncoder, pReq->colNewName) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_TAG_VAL:
+      if (tEncodeCStr(pEncoder, pReq->tagName) < 0) return -1;
+      if (tEncodeI8(pEncoder, pReq->isNull) < 0) return -1;
+      if (!pReq->isNull) {
+        if (tEncodeBinary(pEncoder, pReq->pTagVal, pReq->nTagVal) < 0) return -1;
+      }
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_OPTIONS:
+      if (tEncodeI8(pEncoder, pReq->updateTTL) < 0) return -1;
+      if (pReq->updateTTL) {
+        if (tEncodeI32v(pEncoder, pReq->newTTL) < 0) return -1;
+      }
+      if (tEncodeI8(pEncoder, pReq->updateComment) < 0) return -1;
+      if (pReq->updateComment) {
+        if (tEncodeCStr(pEncoder, pReq->newComment) < 0) return -1;
+      }
+      break;
+    default:
+      break;
+  }
+
+  tEndEncode(pEncoder);
+  return 0;
+}
+
+int32_t tDecodeSVAlterTbReq(SDecoder *pDecoder, SVAlterTbReq *pReq) {
+  if (tStartDecode(pDecoder) < 0) return -1;
+
+  if (tDecodeCStr(pDecoder, &pReq->tbName) < 0) return -1;
+  if (tDecodeI8(pDecoder, &pReq->action) < 0) return -1;
+  switch (pReq->action) {
+    case TSDB_ALTER_TABLE_ADD_COLUMN:
+      if (tDecodeCStr(pDecoder, &pReq->colName) < 0) return -1;
+      if (tDecodeI8(pDecoder, &pReq->type) < 0) return -1;
+      if (tDecodeI8(pDecoder, &pReq->flags) < 0) return -1;
+      if (tDecodeI32v(pDecoder, &pReq->bytes) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_DROP_COLUMN:
+      if (tDecodeCStr(pDecoder, &pReq->colName) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+      if (tDecodeCStr(pDecoder, &pReq->colName) < 0) return -1;
+      if (tDecodeI32v(pDecoder, &pReq->colModBytes) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
+      if (tDecodeCStr(pDecoder, &pReq->colName) < 0) return -1;
+      if (tDecodeCStr(pDecoder, &pReq->colNewName) < 0) return -1;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_TAG_VAL:
+      if (tDecodeCStr(pDecoder, &pReq->tagName) < 0) return -1;
+      if (tDecodeI8(pDecoder, &pReq->isNull) < 0) return -1;
+      if (!pReq->isNull) {
+        if (tDecodeBinary(pDecoder, &pReq->pTagVal, &pReq->nTagVal) < 0) return -1;
+      }
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_OPTIONS:
+      if (tDecodeI8(pDecoder, &pReq->updateTTL) < 0) return -1;
+      if (pReq->updateTTL) {
+        if (tDecodeI32v(pDecoder, &pReq->newTTL) < 0) return -1;
+      }
+      if (tDecodeI8(pDecoder, &pReq->updateComment) < 0) return -1;
+      if (pReq->updateComment) {
+        if (tDecodeCStr(pDecoder, &pReq->newComment) < 0) return -1;
+      }
+      break;
+    default:
+      break;
+  }
+
+  tEndDecode(pDecoder);
+  return 0;
+}
+
+int32_t tEncodeSVAlterTbRsp(SEncoder *pEncoder, const SVAlterTbRsp *pRsp) {
+  if (tStartEncode(pEncoder) < 0) return -1;
+  if (tEncodeI32(pEncoder, pRsp->code) < 0) return -1;
+  tEndEncode(pEncoder);
+  return 0;
+}
+
+int32_t tDecodeSVAlterTbRsp(SDecoder *pDecoder, SVAlterTbRsp *pRsp) {
+  if (tStartDecode(pDecoder) < 0) return -1;
+  if (tDecodeI32(pDecoder, &pRsp->code) < 0) return -1;
+  tEndDecode(pDecoder);
+  return 0;
+}
diff --git a/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c b/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c
index d6e99c0899..edc0090973 100644
--- a/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c
+++ b/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c
@@ -192,7 +192,8 @@ static void vmProcessApplyQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO
     rpcFreeCont(originalRpcMsg.pCont);
 
     // if leader, send response
-    if (pMsg->rpcMsg.handle != NULL && pMsg->rpcMsg.ahandle != NULL) {
+    //if (pMsg->rpcMsg.handle != NULL && pMsg->rpcMsg.ahandle != NULL) {
+    if (pMsg->rpcMsg.handle != NULL) {
       rsp.ahandle = pMsg->rpcMsg.ahandle;
       rsp.handle = pMsg->rpcMsg.handle;
       rsp.refId = pMsg->rpcMsg.refId;
@@ -213,7 +214,23 @@ static void vmProcessSyncQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numOf
 
     // todo
     SRpcMsg *pRsp = NULL;
-    (void)vnodeProcessSyncReq(pVnode->pImpl, &pMsg->rpcMsg, &pRsp);
+    int32_t ret = vnodeProcessSyncReq(pVnode->pImpl, &pMsg->rpcMsg, &pRsp);
+    if (ret != 0) {
+      // if leader, send response
+      if (pMsg->rpcMsg.handle != NULL) {
+        SRpcMsg    rsp;
+        rsp.pCont = NULL;
+        rsp.contLen = 0;
+
+        rsp.code = terrno;
+        dTrace("vmProcessSyncQueue error, code:%d", terrno);
+        
+        rsp.ahandle = pMsg->rpcMsg.ahandle;
+        rsp.handle = pMsg->rpcMsg.handle;
+        rsp.refId = pMsg->rpcMsg.refId;
+        tmsgSendRsp(&rsp);
+      }
+    }
 
     rpcFreeCont(pMsg->rpcMsg.pCont);
     taosFreeQitem(pMsg);
diff --git a/source/dnode/mnode/impl/src/mndStb.c b/source/dnode/mnode/impl/src/mndStb.c
index e02d629c12..5a834f4d33 100644
--- a/source/dnode/mnode/impl/src/mndStb.c
+++ b/source/dnode/mnode/impl/src/mndStb.c
@@ -383,9 +383,10 @@ static void *mndBuildVCreateStbReq(SMnode *pMnode, SVgObj *pVgroup, SStbObj *pSt
   req.suid = pStb->uid;
   req.rollup = pStb->ast1Len > 0 ? 1 : 0;
   req.schema.nCols = pStb->numOfColumns;
-  req.schema.sver = 0;
+  req.schema.sver = pStb->version;
   req.schema.pSchema = pStb->pColumns;
   req.schemaTag.nCols = pStb->numOfTags;
+  req.schemaTag.nCols = 0;
   req.schemaTag.pSchema = pStb->pTags;
 
   if (req.rollup) {
diff --git a/source/dnode/vnode/inc/vnode.h b/source/dnode/vnode/inc/vnode.h
index a2be393eb2..4431a2c48b 100644
--- a/source/dnode/vnode/inc/vnode.h
+++ b/source/dnode/vnode/inc/vnode.h
@@ -189,6 +189,7 @@ struct SMetaEntry {
     struct {
       int64_t        ctime;
       int32_t        ttlDays;
+      int32_t        ncid;  // next column id
       SSchemaWrapper schema;
     } ntbEntry;
     struct {
diff --git a/source/dnode/vnode/src/inc/vnodeInt.h b/source/dnode/vnode/src/inc/vnodeInt.h
index bf44b00092..f00b44b333 100644
--- a/source/dnode/vnode/src/inc/vnodeInt.h
+++ b/source/dnode/vnode/src/inc/vnodeInt.h
@@ -79,9 +79,11 @@ int             metaClose(SMeta* pMeta);
 int             metaBegin(SMeta* pMeta);
 int             metaCommit(SMeta* pMeta);
 int             metaCreateSTable(SMeta* pMeta, int64_t version, SVCreateStbReq* pReq);
+int             metaAlterSTable(SMeta* pMeta, int64_t version, SVCreateStbReq* pReq);
 int             metaDropSTable(SMeta* pMeta, int64_t verison, SVDropStbReq* pReq);
 int             metaCreateTable(SMeta* pMeta, int64_t version, SVCreateTbReq* pReq);
 int             metaDropTable(SMeta* pMeta, int64_t version, SVDropTbReq* pReq);
+int             metaAlterTable(SMeta* pMeta, int64_t version, SVAlterTbReq* pReq);
 SSchemaWrapper* metaGetTableSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver, bool isinline);
 STSchema*       metaGetTbTSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver);
 int             metaGetTableEntryByName(SMetaReader* pReader, const char* name);
diff --git a/source/dnode/vnode/src/meta/metaEntry.c b/source/dnode/vnode/src/meta/metaEntry.c
index dd36906b19..2bc0d7517d 100644
--- a/source/dnode/vnode/src/meta/metaEntry.c
+++ b/source/dnode/vnode/src/meta/metaEntry.c
@@ -34,6 +34,7 @@ int metaEncodeEntry(SEncoder *pCoder, const SMetaEntry *pME) {
   } else if (pME->type == TSDB_NORMAL_TABLE) {
     if (tEncodeI64(pCoder, pME->ntbEntry.ctime) < 0) return -1;
     if (tEncodeI32(pCoder, pME->ntbEntry.ttlDays) < 0) return -1;
+    if (tEncodeI32v(pCoder, pME->ntbEntry.ncid) < 0) return -1;
     if (tEncodeSSchemaWrapper(pCoder, &pME->ntbEntry.schema) < 0) return -1;
   } else if (pME->type == TSDB_TSMA_TABLE) {
     if (tEncodeTSma(pCoder, pME->smaEntry.tsma) < 0) return -1;
@@ -65,10 +66,11 @@ int metaDecodeEntry(SDecoder *pCoder, SMetaEntry *pME) {
   } else if (pME->type == TSDB_NORMAL_TABLE) {
     if (tDecodeI64(pCoder, &pME->ntbEntry.ctime) < 0) return -1;
     if (tDecodeI32(pCoder, &pME->ntbEntry.ttlDays) < 0) return -1;
+    if (tDecodeI32v(pCoder, &pME->ntbEntry.ncid) < 0) return -1;
     if (tDecodeSSchemaWrapper(pCoder, &pME->ntbEntry.schema) < 0) return -1;
   } else if (pME->type == TSDB_TSMA_TABLE) {
     if (tDecodeTSma(pCoder, pME->smaEntry.tsma) < 0) return -1;
-  }  else {
+  } else {
     ASSERT(0);
   }
 
diff --git a/source/dnode/vnode/src/meta/metaTable.c b/source/dnode/vnode/src/meta/metaTable.c
index d666bd22c1..e61064fe67 100644
--- a/source/dnode/vnode/src/meta/metaTable.c
+++ b/source/dnode/vnode/src/meta/metaTable.c
@@ -131,6 +131,75 @@ _err:
   return -1;
 }
 
+int metaAlterSTable(SMeta *pMeta, int64_t version, SVCreateStbReq *pReq) {
+  SMetaEntry  oStbEntry = {0};
+  SMetaEntry  nStbEntry = {0};
+  TDBC       *pUidIdxc = NULL;
+  TDBC       *pTbDbc = NULL;
+  const void *pData;
+  int         nData;
+  int64_t     oversion;
+  SDecoder    dc = {0};
+  int32_t     ret;
+  int32_t     c;
+
+  tdbDbcOpen(pMeta->pUidIdx, &pUidIdxc, &pMeta->txn);
+  ret = tdbDbcMoveTo(pUidIdxc, &pReq->suid, sizeof(tb_uid_t), &c);
+  if (ret < 0 || c) {
+    ASSERT(0);
+    return -1;
+  }
+
+  ret = tdbDbcGet(pUidIdxc, NULL, NULL, &pData, &nData);
+  if (ret < 0) {
+    ASSERT(0);
+    return -1;
+  }
+
+  oversion = *(int64_t *)pData;
+
+  tdbDbcOpen(pMeta->pTbDb, &pTbDbc, &pMeta->txn);
+  ret = tdbDbcMoveTo(pTbDbc, &((STbDbKey){.uid = pReq->suid, .version = oversion}), sizeof(STbDbKey), &c);
+  ASSERT(ret == 0 && c == 0);
+
+  ret = tdbDbcGet(pTbDbc, NULL, NULL, &pData, &nData);
+  ASSERT(ret == 0);
+
+  tDecoderInit(&dc, pData, nData);
+  metaDecodeEntry(&dc, &oStbEntry);
+
+  nStbEntry.version = version;
+  nStbEntry.type = TSDB_SUPER_TABLE;
+  nStbEntry.uid = pReq->suid;
+  nStbEntry.name = pReq->name;
+  nStbEntry.stbEntry.schema = pReq->schema;
+  nStbEntry.stbEntry.schemaTag = pReq->schemaTag;
+
+  metaWLock(pMeta);
+  // compare two entry
+  if (oStbEntry.stbEntry.schema.sver != pReq->schema.sver) {
+    if (oStbEntry.stbEntry.schema.nCols != pReq->schema.nCols) {
+      metaSaveToSkmDb(pMeta, &nStbEntry);
+    }
+  }
+
+  // if (oStbEntry.stbEntry.schemaTag.sver != pReq->schemaTag.sver) {
+  //   // change tag schema
+  // }
+
+  // update table.db
+  metaSaveToTbDb(pMeta, &nStbEntry);
+
+  // update uid index
+  tdbDbcUpsert(pUidIdxc, &pReq->suid, sizeof(tb_uid_t), &version, sizeof(version), 0);
+
+  metaULock(pMeta);
+  tDecoderClear(&dc);
+  tdbDbcClose(pTbDbc);
+  tdbDbcClose(pUidIdxc);
+  return 0;
+}
+
 int metaCreateTable(SMeta *pMeta, int64_t version, SVCreateTbReq *pReq) {
   SMetaEntry  me = {0};
   SMetaReader mr = {0};
@@ -171,6 +240,7 @@ int metaCreateTable(SMeta *pMeta, int64_t version, SVCreateTbReq *pReq) {
     me.ntbEntry.ctime = pReq->ctime;
     me.ntbEntry.ttlDays = pReq->ttl;
     me.ntbEntry.schema = pReq->ntb.schema;
+    me.ntbEntry.ncid = me.ntbEntry.schema.pSchema[me.ntbEntry.schema.nCols - 1].colId + 1;
   }
 
   if (metaHandleEntry(pMeta, &me) < 0) goto _err;
@@ -305,6 +375,170 @@ int metaDropTable(SMeta *pMeta, int64_t version, SVDropTbReq *pReq) {
   return 0;
 }
 
+static int metaAlterTableColumn(SMeta *pMeta, int64_t version, SVAlterTbReq *pAlterTbReq) {
+  void           *pVal = NULL;
+  int             nVal = 0;
+  const void     *pData = NULL;
+  int             nData = 0;
+  int             ret = 0;
+  tb_uid_t        uid;
+  int64_t         oversion;
+  SSchema        *pColumn = NULL;
+  SMetaEntry      entry = {0};
+  SSchemaWrapper *pSchema;
+  int             c;
+
+  // search name index
+  ret = tdbDbGet(pMeta->pNameIdx, pAlterTbReq->tbName, strlen(pAlterTbReq->tbName) + 1, &pVal, &nVal);
+  if (ret < 0) {
+    terrno = TSDB_CODE_VND_TABLE_NOT_EXIST;
+    return -1;
+  }
+
+  uid = *(tb_uid_t *)pVal;
+  tdbFree(pVal);
+  pVal = NULL;
+
+  // search uid index
+  TDBC *pUidIdxc = NULL;
+
+  tdbDbcOpen(pMeta->pUidIdx, &pUidIdxc, &pMeta->txn);
+  tdbDbcMoveTo(pUidIdxc, &uid, sizeof(uid), &c);
+  ASSERT(c == 0);
+
+  tdbDbcGet(pUidIdxc, NULL, NULL, &pData, &nData);
+  oversion = *(int64_t *)pData;
+
+  // search table.db
+  TDBC *pTbDbc = NULL;
+
+  tdbDbcOpen(pMeta->pTbDb, &pTbDbc, &pMeta->txn);
+  tdbDbcMoveTo(pTbDbc, &((STbDbKey){.uid = uid, .version = oversion}), sizeof(STbDbKey), &c);
+  ASSERT(c == 0);
+  tdbDbcGet(pTbDbc, NULL, NULL, &pData, &nData);
+
+  // get table entry
+  SDecoder dc = {0};
+  tDecoderInit(&dc, pData, nData);
+  metaDecodeEntry(&dc, &entry);
+
+  if (entry.type != TSDB_NORMAL_TABLE) {
+    terrno = TSDB_CODE_VND_INVALID_TABLE_ACTION;
+    goto _err;
+  }
+
+  // search the column to add/drop/update
+  pSchema = &entry.ntbEntry.schema;
+  int32_t iCol = 0;
+  for (;;) {
+    pColumn = NULL;
+
+    if (iCol >= pSchema->nCols) break;
+    pColumn = &pSchema->pSchema[iCol];
+
+    if (strcmp(pColumn->name, pAlterTbReq->colName) == 0) break;
+    iCol++;
+  }
+
+  entry.version = version;
+  int tlen;
+  switch (pAlterTbReq->action) {
+    case TSDB_ALTER_TABLE_ADD_COLUMN:
+      if (pColumn) {
+        terrno = TSDB_CODE_VND_COL_ALREADY_EXISTS;
+        goto _err;
+      }
+      pSchema->sver++;
+      pSchema->nCols++;
+      pSchema->pSchema =
+          taosMemoryRealloc(entry.ntbEntry.schema.pSchema, sizeof(SSchema) * entry.ntbEntry.schema.nCols);
+      pSchema->pSchema[entry.ntbEntry.schema.nCols - 1].bytes = pAlterTbReq->bytes;
+      pSchema->pSchema[entry.ntbEntry.schema.nCols - 1].type = pAlterTbReq->type;
+      pSchema->pSchema[entry.ntbEntry.schema.nCols - 1].flags = pAlterTbReq->flags;
+      pSchema->pSchema[entry.ntbEntry.schema.nCols - 1].colId = entry.ntbEntry.ncid++;
+      strcpy(pSchema->pSchema[entry.ntbEntry.schema.nCols - 1].name, pAlterTbReq->colName);
+      break;
+    case TSDB_ALTER_TABLE_DROP_COLUMN:
+      if (pColumn == NULL) {
+        terrno = TSDB_CODE_VND_TABLE_COL_NOT_EXISTS;
+        goto _err;
+      }
+      if (pColumn->colId == 0) {
+        terrno = TSDB_CODE_VND_INVALID_TABLE_ACTION;
+        goto _err;
+      }
+      pSchema->sver++;
+      pSchema->nCols--;
+      tlen = (pSchema->nCols - iCol - 1) * sizeof(SSchema);
+      if (tlen) {
+        memmove(pColumn, pColumn + 1, tlen);
+      }
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+      if (pColumn == NULL) {
+        terrno = TSDB_CODE_VND_TABLE_COL_NOT_EXISTS;
+        goto _err;
+      }
+      if (!IS_VAR_DATA_TYPE(pColumn->type) || pColumn->bytes <= pAlterTbReq->bytes) {
+        terrno = TSDB_CODE_VND_INVALID_TABLE_ACTION;
+        goto _err;
+      }
+      pSchema->sver++;
+      pColumn->bytes = pAlterTbReq->bytes;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
+      if (pColumn == NULL) {
+        terrno = TSDB_CODE_VND_TABLE_COL_NOT_EXISTS;
+        goto _err;
+      }
+      pSchema->sver++;
+      strcpy(pColumn->name, pAlterTbReq->colNewName);
+      break;
+  }
+
+  entry.version = version;
+
+  tDecoderClear(&dc);
+  tdbDbcClose(pTbDbc);
+  tdbDbcClose(pUidIdxc);
+  return 0;
+
+_err:
+  tDecoderClear(&dc);
+  tdbDbcClose(pTbDbc);
+  tdbDbcClose(pUidIdxc);
+  return -1;
+}
+
+static int metaUpdateTableTagVal(SMeta *pMeta, int64_t version, SVAlterTbReq *pAlterTbReq) {
+  // TODO
+  return 0;
+}
+
+static int metaUpdateTableOptions(SMeta *pMeta, int64_t version, SVAlterTbReq *pAlterTbReq) {
+  // TODO
+  ASSERT(0);
+  return 0;
+}
+
+int metaAlterTable(SMeta *pMeta, int64_t version, SVAlterTbReq *pReq) {
+  switch (pReq->action) {
+    case TSDB_ALTER_TABLE_ADD_COLUMN:
+    case TSDB_ALTER_TABLE_DROP_COLUMN:
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
+      return metaAlterTableColumn(pMeta, version, pReq);
+    case TSDB_ALTER_TABLE_UPDATE_TAG_VAL:
+      return metaUpdateTableTagVal(pMeta, version, pReq);
+    case TSDB_ALTER_TABLE_UPDATE_OPTIONS:
+      return metaUpdateTableOptions(pMeta, version, pReq);
+    default:
+      terrno = TSDB_CODE_VND_INVALID_TABLE_ACTION;
+      return -1;
+      break;
+  }
+}
+
 static int metaSaveToTbDb(SMeta *pMeta, const SMetaEntry *pME) {
   STbDbKey tbDbKey;
   void    *pKey = NULL;
diff --git a/source/dnode/vnode/src/tq/tqRead.c b/source/dnode/vnode/src/tq/tqRead.c
index 996d789e24..8fbd1e24e1 100644
--- a/source/dnode/vnode/src/tq/tqRead.c
+++ b/source/dnode/vnode/src/tq/tqRead.c
@@ -91,7 +91,7 @@ int32_t tqRetrieveDataBlock(SArray** ppCols, STqReadHandle* pHandle, uint64_t* p
   // TODO set to real sversion
   *pUid = 0;
 
-  int32_t sversion = 0;
+  int32_t sversion = 1;
   if (pHandle->sver != sversion || pHandle->cachedSchemaUid != pHandle->msgIter.suid) {
     pHandle->pSchema = metaGetTbTSchema(pHandle->pVnodeMeta, pHandle->msgIter.uid, sversion);
 
diff --git a/source/dnode/vnode/src/tsdb/tsdbCommit.c b/source/dnode/vnode/src/tsdb/tsdbCommit.c
index d180799e58..76d5c3cb3a 100644
--- a/source/dnode/vnode/src/tsdb/tsdbCommit.c
+++ b/source/dnode/vnode/src/tsdb/tsdbCommit.c
@@ -465,7 +465,7 @@ static int tsdbCreateCommitIters(SCommitH *pCommith) {
     pTbData = (STbData *)pNode->pData;
 
     pCommitIter = pCommith->iters + i;
-    pTSchema = metaGetTbTSchema(REPO_META(pRepo), pTbData->uid, 0);  // TODO: schema version
+    pTSchema = metaGetTbTSchema(REPO_META(pRepo), pTbData->uid, 1);  // TODO: schema version
 
     if (pTSchema) {
       pCommitIter->pIter = tSkipListCreateIter(pTbData->pData);
@@ -912,7 +912,7 @@ static int tsdbMoveBlkIdx(SCommitH *pCommith, SBlockIdx *pIdx) {
   while (bidx < nBlocks) {
     if (!pTSchema && !tsdbCommitIsSameFile(pCommith, bidx)) {
       // Set commit table
-      pTSchema = metaGetTbTSchema(REPO_META(pTsdb), pIdx->uid, 0);  // TODO: schema version
+      pTSchema = metaGetTbTSchema(REPO_META(pTsdb), pIdx->uid, 1);  // TODO: schema version
       if (!pTSchema) {
         terrno = TSDB_CODE_OUT_OF_MEMORY;
         return -1;
diff --git a/source/dnode/vnode/src/tsdb/tsdbRead.c b/source/dnode/vnode/src/tsdb/tsdbRead.c
index 927babc26c..55fe8a3945 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead.c
@@ -490,7 +490,7 @@ tsdbReaderT* tsdbQueryTables(SVnode* pVnode, SQueryTableDataCond* pCond, STableG
 
   STableCheckInfo* pCheckInfo = taosArrayGet(pTsdbReadHandle->pTableCheckInfo, 0);
 
-  pTsdbReadHandle->pSchema = metaGetTbTSchema(pVnode->pMeta, pCheckInfo->tableId, 0);
+  pTsdbReadHandle->pSchema = metaGetTbTSchema(pVnode->pMeta, pCheckInfo->tableId, 1);
   int32_t  numOfCols = taosArrayGetSize(pTsdbReadHandle->suppInfo.defaultLoadColumn);
   int16_t* ids = pTsdbReadHandle->suppInfo.defaultLoadColumn->pData;
 
@@ -1271,7 +1271,6 @@ _error:
 static int32_t getEndPosInDataBlock(STsdbReadHandle* pTsdbReadHandle, SDataBlockInfo* pBlockInfo);
 static int32_t doCopyRowsFromFileBlock(STsdbReadHandle* pTsdbReadHandle, int32_t capacity, int32_t numOfRows,
                                        int32_t start, int32_t end);
-static void    moveDataToFront(STsdbReadHandle* pTsdbReadHandle, int32_t numOfRows, int32_t numOfCols);
 static void    doCheckGeneratedBlockRange(STsdbReadHandle* pTsdbReadHandle);
 static void    copyAllRemainRowsFromFileBlock(STsdbReadHandle* pTsdbReadHandle, STableCheckInfo* pCheckInfo,
                                               SDataBlockInfo* pBlockInfo, int32_t endPos);
@@ -1301,7 +1300,7 @@ static int32_t handleDataMergeIfNeeded(STsdbReadHandle* pTsdbReadHandle, SBlock*
     if ((ascScan && (key != TSKEY_INITIAL_VAL && key < binfo.window.skey)) ||
         (!ascScan && (key != TSKEY_INITIAL_VAL && key > binfo.window.ekey))) {
       // do not load file block into buffer
-      int32_t step = ASCENDING_TRAVERSE(pTsdbReadHandle->order) ? 1 : -1;
+      int32_t step = ascScan ? 1 : -1;
 
       TSKEY maxKey =
           ASCENDING_TRAVERSE(pTsdbReadHandle->order) ? (binfo.window.skey - step) : (binfo.window.ekey - step);
@@ -1618,7 +1617,7 @@ static int32_t mergeTwoRowFromMem(STsdbReadHandle* pTsdbReadHandle, int32_t capa
   if (pSchema1 == NULL) {
     // pSchema1 = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), uid, TD_ROW_SVER(row1));
     // TODO: use the real schemaVersion
-    pSchema1 = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), uid, 0);
+    pSchema1 = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), uid, 1);
   }
 
 #ifdef TD_DEBUG_PRINT_ROW
@@ -1637,7 +1636,7 @@ static int32_t mergeTwoRowFromMem(STsdbReadHandle* pTsdbReadHandle, int32_t capa
     if (pSchema2 == NULL) {
       // pSchema2 = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), uid, TD_ROW_SVER(row2));
       // TODO: use the real schemaVersion
-      pSchema2 = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), uid, 0);
+      pSchema2 = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), uid, 1);
     }
     if (isRow2DataRow) {
       numOfColsOfRow2 = schemaNCols(pSchema2);
@@ -1790,22 +1789,6 @@ static int32_t mergeTwoRowFromMem(STsdbReadHandle* pTsdbReadHandle, int32_t capa
 #endif
 }
 
-static void moveDataToFront(STsdbReadHandle* pTsdbReadHandle, int32_t numOfRows, int32_t numOfCols) {
-  if (numOfRows == 0 || ASCENDING_TRAVERSE(pTsdbReadHandle->order)) {
-    return;
-  }
-
-  // if the buffer is not full in case of descending order query, move the data in the front of the buffer
-  if (numOfRows < pTsdbReadHandle->outputCapacity) {
-    int32_t emptySize = pTsdbReadHandle->outputCapacity - numOfRows;
-    for (int32_t i = 0; i < numOfCols; ++i) {
-      SColumnInfoData* pColInfo = taosArrayGet(pTsdbReadHandle->pColumns, i);
-      memmove((char*)pColInfo->pData, (char*)pColInfo->pData + emptySize * pColInfo->info.bytes,
-              numOfRows * pColInfo->info.bytes);
-    }
-  }
-}
-
 static void getQualifiedRowsPos(STsdbReadHandle* pTsdbReadHandle, int32_t startPos, int32_t endPos,
                                 int32_t numOfExisted, int32_t* start, int32_t* end) {
   *start = -1;
@@ -1891,9 +1874,6 @@ static void copyAllRemainRowsFromFileBlock(STsdbReadHandle* pTsdbReadHandle, STa
   cur->lastKey = tsArray[endPos] + step;
   cur->blockCompleted = true;
 
-  // if the buffer is not full in case of descending order query, move the data in the front of the buffer
-  moveDataToFront(pTsdbReadHandle, numOfRows, numOfCols);
-
   // The value of pos may be -1 or pBlockInfo->rows, and it is invalid in both cases.
   pos = endPos + step;
   updateInfoAfterMerge(pTsdbReadHandle, pCheckInfo, numOfRows, pos);
@@ -1944,18 +1924,18 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
   assert(pCols->numOfRows == pBlock->numOfRows && tsArray[0] == pBlock->keyFirst &&
          tsArray[pBlock->numOfRows - 1] == pBlock->keyLast);
 
+  bool ascScan = ASCENDING_TRAVERSE(pTsdbReadHandle->order);
+  int32_t step = ascScan ? 1 : -1;
+
   // for search the endPos, so the order needs to reverse
-  int32_t order = (pTsdbReadHandle->order == TSDB_ORDER_ASC) ? TSDB_ORDER_DESC : TSDB_ORDER_ASC;
+  int32_t order = ascScan ? TSDB_ORDER_DESC : TSDB_ORDER_ASC;
 
-  int32_t step = ASCENDING_TRAVERSE(pTsdbReadHandle->order) ? 1 : -1;
   int32_t numOfCols = (int32_t)(QH_GET_NUM_OF_COLS(pTsdbReadHandle));
-
-  STable* pTable = NULL;
   int32_t endPos = getEndPosInDataBlock(pTsdbReadHandle, &blockInfo);
 
+  STimeWindow* pWin = &blockInfo.window;
   tsdbDebug("%p uid:%" PRIu64 " start merge data block, file block range:%" PRIu64 "-%" PRIu64
-            " rows:%d, start:%d, end:%d, %s",
-            pTsdbReadHandle, pCheckInfo->tableId, blockInfo.window.skey, blockInfo.window.ekey, blockInfo.rows,
+            " rows:%d, start:%d, end:%d, %s", pTsdbReadHandle, pCheckInfo->tableId, pWin->skey, pWin->ekey, blockInfo.rows,
             cur->pos, endPos, pTsdbReadHandle->idStr);
 
   // compared with the data from in-memory buffer, to generate the correct timestamp array list
@@ -1986,20 +1966,16 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
       }
 
       TSKEY key = TD_ROW_KEY(row1);
-      if ((key > pTsdbReadHandle->window.ekey && ASCENDING_TRAVERSE(pTsdbReadHandle->order)) ||
-          (key < pTsdbReadHandle->window.ekey && !ASCENDING_TRAVERSE(pTsdbReadHandle->order))) {
+      if ((key > pTsdbReadHandle->window.ekey && ascScan) || (key < pTsdbReadHandle->window.ekey && !ascScan)) {
         break;
       }
 
-      if (((pos > endPos || tsArray[pos] > pTsdbReadHandle->window.ekey) &&
-           ASCENDING_TRAVERSE(pTsdbReadHandle->order)) ||
-          ((pos < endPos || tsArray[pos] < pTsdbReadHandle->window.ekey) &&
-           !ASCENDING_TRAVERSE(pTsdbReadHandle->order))) {
+      if (((pos > endPos || tsArray[pos] > pTsdbReadHandle->window.ekey) && ascScan) ||
+          ((pos < endPos || tsArray[pos] < pTsdbReadHandle->window.ekey) && !ascScan)) {
         break;
       }
 
-      if ((key < tsArray[pos] && ASCENDING_TRAVERSE(pTsdbReadHandle->order)) ||
-          (key > tsArray[pos] && !ASCENDING_TRAVERSE(pTsdbReadHandle->order))) {
+      if ((key < tsArray[pos] && ascScan) || (key > tsArray[pos] && !ascScan)) {
         if (rv1 != TD_ROW_SVER(row1)) {
           //          pSchema1 = tsdbGetTableSchemaByVersion(pTable, memRowVersion(row1));
           rv1 = TD_ROW_SVER(row1);
@@ -2054,23 +2030,19 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
         }
 #endif
         if (TD_SUPPORT_UPDATE(pCfg->update)) {
-          if (lastKeyAppend != key) {
-            lastKeyAppend = key;
-            ++curRow;
-          }
           numOfRows = doCopyRowsFromFileBlock(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, curRow, pos, pos);
+          lastKeyAppend = key;
 
           if (rv1 != TD_ROW_SVER(row1)) {
-            //            pSchema1 = tsdbGetTableSchemaByVersion(pTable, memRowVersion(row1));
             rv1 = TD_ROW_SVER(row1);
           }
           if (row2 && rv2 != TD_ROW_SVER(row2)) {
-            //            pSchema2 = tsdbGetTableSchemaByVersion(pTable, memRowVersion(row2));
             rv2 = TD_ROW_SVER(row2);
           }
-          numOfRows +=
-              mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, row1, row2, numOfCols,
-                                 pCheckInfo->tableId, pSchema1, pSchema2, pCfg->update, &lastKeyAppend);
+
+          // still assign data into current row
+          mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, row1, row2, numOfCols,
+                             pCheckInfo->tableId, pSchema1, pSchema2, pCfg->update, &lastKeyAppend);
 
           if (cur->win.skey == TSKEY_INITIAL_VAL) {
             cur->win.skey = key;
@@ -2081,12 +2053,13 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
           cur->mixBlock = true;
 
           moveToNextRowInMem(pCheckInfo);
+          ++curRow;
+
           pos += step;
         } else {
           moveToNextRowInMem(pCheckInfo);
         }
-      } else if ((key > tsArray[pos] && ASCENDING_TRAVERSE(pTsdbReadHandle->order)) ||
-                 (key < tsArray[pos] && !ASCENDING_TRAVERSE(pTsdbReadHandle->order))) {
+      } else if ((key > tsArray[pos] && ascScan) || (key < tsArray[pos] && !ascScan)) {
         if (cur->win.skey == TSKEY_INITIAL_VAL) {
           cur->win.skey = tsArray[pos];
         }
@@ -2112,17 +2085,17 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
         int32_t qstart = 0, qend = 0;
         getQualifiedRowsPos(pTsdbReadHandle, pos, end, numOfRows, &qstart, &qend);
 
-        if ((lastKeyAppend != TSKEY_INITIAL_VAL) &&
-            (lastKeyAppend != (ASCENDING_TRAVERSE(pTsdbReadHandle->order) ? tsArray[qstart] : tsArray[qend]))) {
+        if ((lastKeyAppend != TSKEY_INITIAL_VAL) && (lastKeyAppend != (ascScan ? tsArray[qstart] : tsArray[qend]))) {
           ++curRow;
         }
+
         numOfRows = doCopyRowsFromFileBlock(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, curRow, qstart, qend);
         pos += (qend - qstart + 1) * step;
         if (numOfRows > 0) {
           curRow = numOfRows - 1;
         }
 
-        cur->win.ekey = ASCENDING_TRAVERSE(pTsdbReadHandle->order) ? tsArray[qend] : tsArray[qstart];
+        cur->win.ekey = ascScan ? tsArray[qend] : tsArray[qstart];
         cur->lastKey = cur->win.ekey + step;
         lastKeyAppend = cur->win.ekey;
       }
@@ -2134,10 +2107,8 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
        * copy them all to result buffer, since it may be overlapped with file data block.
        */
       if (node == NULL ||
-          ((TD_ROW_KEY((STSRow*)SL_GET_NODE_DATA(node)) > pTsdbReadHandle->window.ekey) &&
-           ASCENDING_TRAVERSE(pTsdbReadHandle->order)) ||
-          ((TD_ROW_KEY((STSRow*)SL_GET_NODE_DATA(node)) < pTsdbReadHandle->window.ekey) &&
-           !ASCENDING_TRAVERSE(pTsdbReadHandle->order))) {
+          ((TD_ROW_KEY((STSRow*)SL_GET_NODE_DATA(node)) > pTsdbReadHandle->window.ekey) && ascScan) ||
+          ((TD_ROW_KEY((STSRow*)SL_GET_NODE_DATA(node)) < pTsdbReadHandle->window.ekey) && !ascScan)) {
         // no data in cache or data in cache is greater than the ekey of time window, load data from file block
         if (cur->win.skey == TSKEY_INITIAL_VAL) {
           cur->win.skey = tsArray[pos];
@@ -2149,22 +2120,20 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
         numOfRows = doCopyRowsFromFileBlock(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, numOfRows, start, end);
         pos += (end - start + 1) * step;
 
-        cur->win.ekey = ASCENDING_TRAVERSE(pTsdbReadHandle->order) ? tsArray[end] : tsArray[start];
+        cur->win.ekey = ascScan ? tsArray[end] : tsArray[start];
         cur->lastKey = cur->win.ekey + step;
         cur->mixBlock = true;
       }
     }
   }
 
-  cur->blockCompleted =
-      (((pos > endPos || cur->lastKey > pTsdbReadHandle->window.ekey) && ASCENDING_TRAVERSE(pTsdbReadHandle->order)) ||
-       ((pos < endPos || cur->lastKey < pTsdbReadHandle->window.ekey) && !ASCENDING_TRAVERSE(pTsdbReadHandle->order)));
+  cur->blockCompleted = (((pos > endPos || cur->lastKey > pTsdbReadHandle->window.ekey) && ascScan) ||
+       ((pos < endPos || cur->lastKey < pTsdbReadHandle->window.ekey) && !ascScan));
 
-  if (!ASCENDING_TRAVERSE(pTsdbReadHandle->order)) {
+  if (!ascScan) {
     TSWAP(cur->win.skey, cur->win.ekey);
   }
 
-  moveDataToFront(pTsdbReadHandle, numOfRows, numOfCols);
   updateInfoAfterMerge(pTsdbReadHandle, pCheckInfo, numOfRows, pos);
   doCheckGeneratedBlockRange(pTsdbReadHandle);
 
@@ -2755,7 +2724,7 @@ static int tsdbReadRowsFromCache(STableCheckInfo* pCheckInfo, TSKEY maxKey, int
 
     win->ekey = key;
     if (rv != TD_ROW_SVER(row)) {
-      pSchema = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), pCheckInfo->tableId, 0);
+      pSchema = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), pCheckInfo->tableId, 1);
       rv = TD_ROW_SVER(row);
     }
     numOfRows += mergeTwoRowFromMem(pTsdbReadHandle, maxRowsToRead, &curRows, row, NULL, numOfCols, pCheckInfo->tableId,
@@ -3877,7 +3846,7 @@ int32_t tsdbQuerySTableByTagCond(void* pMeta, uint64_t uid, TSKEY skey, const ch
 
   // NOTE: not add ref count for super table
   SArray*         res = taosArrayInit(8, sizeof(STableKeyInfo));
-  SSchemaWrapper* pTagSchema = metaGetTableSchema(pMeta, uid, 0, true);
+  SSchemaWrapper* pTagSchema = metaGetTableSchema(pMeta, uid, 1, true);
 
   // no tags and tbname condition, all child tables of this stable are involved
   if (tbnameCond == NULL && (pTagCond == NULL || len == 0)) {
diff --git a/source/dnode/vnode/src/tsdb/tsdbSma.c b/source/dnode/vnode/src/tsdb/tsdbSma.c
index e878668654..1589513110 100644
--- a/source/dnode/vnode/src/tsdb/tsdbSma.c
+++ b/source/dnode/vnode/src/tsdb/tsdbSma.c
@@ -2084,7 +2084,7 @@ static int32_t tsdbExecuteRSma(STsdb *pTsdb, const void *pMsg, int32_t inputType
 
   if (inputType == STREAM_DATA_TYPE_SUBMIT_BLOCK) {
     // TODO: use the proper schema instead of 0, and cache STSchema in cache
-    STSchema *pTSchema = metaGetTbTSchema(pTsdb->pVnode->pMeta, suid, 0);
+    STSchema *pTSchema = metaGetTbTSchema(pTsdb->pVnode->pMeta, suid, 1);
     if (!pTSchema) {
       terrno = TSDB_CODE_TDB_IVD_TB_SCHEMA_VERSION;
       return TSDB_CODE_FAILED;
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index 7d55011c9e..426689e24b 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -16,10 +16,10 @@
 #include "vnd.h"
 
 static int vnodeProcessCreateStbReq(SVnode *pVnode, int64_t version, void *pReq, int len, SRpcMsg *pRsp);
-static int vnodeProcessAlterStbReq(SVnode *pVnode, void *pReq, int32_t len, SRpcMsg *pRsp);
+static int vnodeProcessAlterStbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp);
 static int vnodeProcessDropStbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp);
 static int vnodeProcessCreateTbReq(SVnode *pVnode, int64_t version, void *pReq, int len, SRpcMsg *pRsp);
-static int vnodeProcessAlterTbReq(SVnode *pVnode, void *pReq, int32_t len, SRpcMsg *pRsp);
+static int vnodeProcessAlterTbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp);
 static int vnodeProcessDropTbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp);
 static int vnodeProcessSubmitReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp);
 static int vnodeProcessCreateTSmaReq(SVnode *pVnode, int64_t version, void *pReq, int len, SRpcMsg *pRsp);
@@ -73,7 +73,7 @@ int vnodeProcessWriteReq(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRpcMsg
       if (vnodeProcessCreateStbReq(pVnode, version, pReq, len, pRsp) < 0) goto _err;
       break;
     case TDMT_VND_ALTER_STB:
-      if (vnodeProcessAlterStbReq(pVnode, pReq, len, pRsp) < 0) goto _err;
+      if (vnodeProcessAlterStbReq(pVnode, version, pReq, len, pRsp) < 0) goto _err;
       break;
     case TDMT_VND_DROP_STB:
       if (vnodeProcessDropStbReq(pVnode, version, pReq, len, pRsp) < 0) goto _err;
@@ -82,7 +82,7 @@ int vnodeProcessWriteReq(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRpcMsg
       if (vnodeProcessCreateTbReq(pVnode, version, pReq, len, pRsp) < 0) goto _err;
       break;
     case TDMT_VND_ALTER_TABLE:
-      if (vnodeProcessAlterTbReq(pVnode, pReq, len, pRsp) < 0) goto _err;
+      if (vnodeProcessAlterTbReq(pVnode, version, pReq, len, pRsp) < 0) goto _err;
       break;
     case TDMT_VND_DROP_TABLE:
       if (vnodeProcessDropTbReq(pVnode, version, pReq, len, pRsp) < 0) goto _err;
@@ -203,6 +203,8 @@ void smaHandleRes(void *pVnode, int64_t smaId, const SArray *data) {
 }
 
 int vnodeProcessSyncReq(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
+  int32_t ret = TAOS_SYNC_PROPOSE_OTHER_ERROR;
+  
   if (syncEnvIsStart()) {
     SSyncNode *pSyncNode = syncNodeAcquire(pVnode->sync);
     assert(pSyncNode != NULL);
@@ -224,67 +226,70 @@ int vnodeProcessSyncReq(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
       SyncTimeout *pSyncMsg = syncTimeoutFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnTimeoutCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnTimeoutCb(pSyncNode, pSyncMsg);
       syncTimeoutDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_PING) {
       SyncPing *pSyncMsg = syncPingFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnPingCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnPingCb(pSyncNode, pSyncMsg);
       syncPingDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_PING_REPLY) {
       SyncPingReply *pSyncMsg = syncPingReplyFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnPingReplyCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnPingReplyCb(pSyncNode, pSyncMsg);
       syncPingReplyDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_CLIENT_REQUEST) {
       SyncClientRequest *pSyncMsg = syncClientRequestFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnClientRequestCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnClientRequestCb(pSyncNode, pSyncMsg);
       syncClientRequestDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_REQUEST_VOTE) {
       SyncRequestVote *pSyncMsg = syncRequestVoteFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnRequestVoteCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnRequestVoteCb(pSyncNode, pSyncMsg);
       syncRequestVoteDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_REQUEST_VOTE_REPLY) {
       SyncRequestVoteReply *pSyncMsg = syncRequestVoteReplyFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnRequestVoteReplyCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnRequestVoteReplyCb(pSyncNode, pSyncMsg);
       syncRequestVoteReplyDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_APPEND_ENTRIES) {
       SyncAppendEntries *pSyncMsg = syncAppendEntriesFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnAppendEntriesCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnAppendEntriesCb(pSyncNode, pSyncMsg);
       syncAppendEntriesDestroy(pSyncMsg);
 
     } else if (pRpcMsg->msgType == TDMT_VND_SYNC_APPEND_ENTRIES_REPLY) {
       SyncAppendEntriesReply *pSyncMsg = syncAppendEntriesReplyFromRpcMsg2(pRpcMsg);
       assert(pSyncMsg != NULL);
 
-      syncNodeOnAppendEntriesReplyCb(pSyncNode, pSyncMsg);
+      ret = syncNodeOnAppendEntriesReplyCb(pSyncNode, pSyncMsg);
       syncAppendEntriesReplyDestroy(pSyncMsg);
 
     } else {
       vError("==vnodeProcessSyncReq== error msg type:%d", pRpcMsg->msgType);
+      ret = TAOS_SYNC_PROPOSE_OTHER_ERROR;
     }
 
     syncNodeRelease(pSyncNode);
   } else {
     vError("==vnodeProcessSyncReq== error syncEnv stop");
+    ret = TAOS_SYNC_PROPOSE_OTHER_ERROR;
   }
-  return 0;
+
+  return ret;
 }
 
 static int vnodeProcessCreateStbReq(SVnode *pVnode, int64_t version, void *pReq, int len, SRpcMsg *pRsp) {
@@ -402,20 +407,32 @@ _exit:
   return rcode;
 }
 
-static int vnodeProcessAlterStbReq(SVnode *pVnode, void *pReq, int32_t len, SRpcMsg *pRsp) {
-  // ASSERT(0);
-#if 0
-  SVCreateTbReq vAlterTbReq = {0};
-  vTrace("vgId:%d, process alter stb req", TD_VID(pVnode));
-  tDeserializeSVCreateTbReq(pReq, &vAlterTbReq);
-  // TODO: to encapsule a free API
-  taosMemoryFree(vAlterTbReq.stbCfg.pSchema);
-  taosMemoryFree(vAlterTbReq.stbCfg.pTagSchema);
-  if (vAlterTbReq.stbCfg.pRSmaParam) {
-    taosMemoryFree(vAlterTbReq.stbCfg.pRSmaParam);
+static int vnodeProcessAlterStbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp) {
+  SVCreateStbReq req = {0};
+  SDecoder       dc = {0};
+
+  pRsp->msgType = TDMT_VND_ALTER_STB_RSP;
+  pRsp->code = TSDB_CODE_SUCCESS;
+  pRsp->pCont = NULL;
+  pRsp->contLen = 0;
+
+  tDecoderInit(&dc, pReq, len);
+
+  // decode req
+  if (tDecodeSVCreateStbReq(&dc, &req) < 0) {
+    terrno = TSDB_CODE_INVALID_MSG;
+    tDecoderClear(&dc);
+    return -1;
   }
-  taosMemoryFree(vAlterTbReq.name);
-#endif
+
+  if (metaAlterSTable(pVnode->pMeta, version, &req) < 0) {
+    pRsp->code = terrno;
+    tDecoderClear(&dc);
+    return -1;
+  }
+
+  tDecoderClear(&dc);
+
   return 0;
 }
 
@@ -448,9 +465,32 @@ _exit:
   return 0;
 }
 
-static int vnodeProcessAlterTbReq(SVnode *pVnode, void *pReq, int32_t len, SRpcMsg *pRsp) {
-  // TODO
-  ASSERT(0);
+static int vnodeProcessAlterTbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp) {
+  SVAlterTbReq vAlterTbReq = {0};
+  SDecoder     dc = {0};
+
+  pRsp->msgType = TDMT_VND_ALTER_TABLE_RSP;
+  pRsp->pCont = NULL;
+  pRsp->contLen = 0;
+  pRsp->code = TSDB_CODE_SUCCESS;
+
+  tDecoderInit(&dc, pReq, len);
+
+  // decode
+  if (tDecodeSVAlterTbReq(&dc, &vAlterTbReq) < 0) {
+    pRsp->code = TSDB_CODE_INVALID_MSG;
+    tDecoderClear(&dc);
+    return -1;
+  }
+
+  // process
+  if (metaAlterTable(pVnode->pMeta, version, &vAlterTbReq) < 0) {
+    pRsp->code = terrno;
+    tDecoderClear(&dc);
+    return -1;
+  }
+
+  tDecoderClear(&dc);
   return 0;
 }
 
@@ -518,7 +558,7 @@ static int vnodeDebugPrintSingleSubmitMsg(SMeta *pMeta, SSubmitBlk *pBlock, SSub
     if (pSchema) {
       taosMemoryFreeClear(pSchema);
     }
-    pSchema = metaGetTbTSchema(pMeta, msgIter->suid, 0);  // TODO: use the real schema
+    pSchema = metaGetTbTSchema(pMeta, msgIter->suid, 1);  // TODO: use the real schema
     if (pSchema) {
       suid = msgIter->suid;
     }
diff --git a/source/libs/catalog/src/catalog.c b/source/libs/catalog/src/catalog.c
index 64090d0283..c96ad140a1 100644
--- a/source/libs/catalog/src/catalog.c
+++ b/source/libs/catalog/src/catalog.c
@@ -2576,12 +2576,6 @@ int32_t catalogGetHandle(uint64_t clusterId, SCatalog** catalogHandle) {
       CTG_ERR_JRET(TSDB_CODE_CTG_MEM_ERROR);
     }
 
-    SHashObj *metaCache = taosHashInit(gCtgMgmt.cfg.maxTblCacheNum, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
-    if (NULL == metaCache) {
-      qError("taosHashInit failed, num:%d", gCtgMgmt.cfg.maxTblCacheNum);
-      CTG_ERR_RET(TSDB_CODE_CTG_MEM_ERROR);
-    }
-    
     code = taosHashPut(gCtgMgmt.pCluster, &clusterId, sizeof(clusterId), &clusterCtg, POINTER_BYTES);
     if (code) {
       if (HASH_NODE_EXIST(code)) {
diff --git a/source/libs/executor/inc/executorimpl.h b/source/libs/executor/inc/executorimpl.h
index a032645493..6100d416b1 100644
--- a/source/libs/executor/inc/executorimpl.h
+++ b/source/libs/executor/inc/executorimpl.h
@@ -658,6 +658,7 @@ void    initExecTimeWindowInfo(SColumnInfoData* pColData, STimeWindow* pQueryWin
 void    cleanupAggSup(SAggSupporter* pAggSup);
 void    destroyBasicOperatorInfo(void* param, int32_t numOfOutput);
 void    appendOneRowToDataBlock(SSDataBlock* pBlock, STupleHandle* pTupleHandle);
+void    setTbNameColData(void* pMeta, const SSDataBlock* pBlock, SColumnInfoData* pColInfoData, int32_t functionId);
 SInterval extractIntervalInfo(const STableScanPhysiNode* pTableScanNode);
 SColumn extractColumnFromColumnNode(SColumnNode* pColNode);
 
diff --git a/source/libs/executor/src/executorMain.c b/source/libs/executor/src/executorMain.c
index 3cc75a815d..354f4d8752 100644
--- a/source/libs/executor/src/executorMain.c
+++ b/source/libs/executor/src/executorMain.c
@@ -21,13 +21,14 @@
 #include "tcache.h"
 #include "tglobal.h"
 #include "tmsg.h"
+#include "tudf.h"
 
-#include "thash.h"
-#include "executorimpl.h"
 #include "executor.h"
+#include "executorimpl.h"
+#include "query.h"
+#include "thash.h"
 #include "tlosertree.h"
 #include "ttypes.h"
-#include "query.h"
 
 typedef struct STaskMgmt {
   TdThreadMutex lock;
@@ -156,6 +157,7 @@ int32_t qExecTask(qTaskInfo_t tinfo, SSDataBlock** pRes, uint64_t *useconds) {
   int32_t current = (*pRes != NULL)? (*pRes)->info.rows:0;
   pTaskInfo->totalRows += current;
 
+  cleanUpUdfs();
   qDebug("%s task suspended, %d rows returned, total:%" PRId64 " rows, in sinkNode:%d, elapsed:%.2f ms",
          GET_TASKID(pTaskInfo), current, pTaskInfo->totalRows, 0, el/1000.0);
 
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index d08345a02f..1cfabf2975 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -13,7 +13,6 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <libs/function/function.h>
 #include "filter.h"
 #include "function.h"
 #include "functionMgt.h"
@@ -1601,9 +1600,6 @@ void doCompactSDataBlock(SSDataBlock* pBlock, int32_t numOfRows, int8_t* p) {
   }
 }
 
-static SColumnInfo* doGetTagColumnInfoById(SColumnInfo* pTagColList, int32_t numOfTags, int16_t colId);
-static void         doSetTagValueInParam(void* pTable, int32_t tagColId, SVariant* tag, int16_t type, int16_t bytes);
-
 static uint32_t doFilterByBlockTimeWindow(STableScanInfo* pTableScanInfo, SSDataBlock* pBlock) {
   SqlFunctionCtx* pCtx = pTableScanInfo->pCtx;
   uint32_t        status = BLK_DATA_NOT_LOAD;
@@ -1771,100 +1767,6 @@ int32_t loadDataBlockOnDemand(SExecTaskInfo* pTaskInfo, STableScanInfo* pTableSc
   return TSDB_CODE_SUCCESS;
 }
 
-/*
- * set tag value in SqlFunctionCtx
- * e.g.,tag information into input buffer
- */
-static void doSetTagValueInParam(void* pTable, int32_t tagColId, SVariant* tag, int16_t type, int16_t bytes) {
-  taosVariantDestroy(tag);
-
-  char* val = NULL;
-  //  if (tagColId == TSDB_TBNAME_COLUMN_INDEX) {
-  //    val = tsdbGetTableName(pTable);
-  //    assert(val != NULL);
-  //  } else {
-  //    val = tsdbGetTableTagVal(pTable, tagColId, type, bytes);
-  //  }
-
-  if (val == NULL || isNull(val, type)) {
-    tag->nType = TSDB_DATA_TYPE_NULL;
-    return;
-  }
-
-  if (type == TSDB_DATA_TYPE_BINARY || type == TSDB_DATA_TYPE_NCHAR) {
-    int32_t maxLen = bytes - VARSTR_HEADER_SIZE;
-    int32_t len = (varDataLen(val) > maxLen) ? maxLen : varDataLen(val);
-    taosVariantCreateFromBinary(tag, varDataVal(val), len, type);
-    // taosVariantCreateFromBinary(tag, varDataVal(val), varDataLen(val), type);
-  } else {
-    taosVariantCreateFromBinary(tag, val, bytes, type);
-  }
-}
-
-static SColumnInfo* doGetTagColumnInfoById(SColumnInfo* pTagColList, int32_t numOfTags, int16_t colId) {
-  assert(pTagColList != NULL && numOfTags > 0);
-
-  for (int32_t i = 0; i < numOfTags; ++i) {
-    if (pTagColList[i].colId == colId) {
-      return &pTagColList[i];
-    }
-  }
-
-  return NULL;
-}
-
-void setTagValue(SOperatorInfo* pOperatorInfo, void* pTable, SqlFunctionCtx* pCtx, int32_t numOfOutput) {
-  SExprInfo* pExpr = pOperatorInfo->pExpr;
-  SExprInfo* pExprInfo = &pExpr[0];
-  int32_t    functionId = getExprFunctionId(pExprInfo);
-#if 0
-  if (pQueryAttr->numOfOutput == 1 && functionId == FUNCTION_TS_COMP && pQueryAttr->stableQuery) {
-    assert(pExprInfo->base.numOfParams == 1);
-
-    //    int16_t      tagColId = (int16_t)pExprInfo->base.param[0].i;
-    int16_t      tagColId = -1;
-    SColumnInfo* pColInfo = doGetTagColumnInfoById(pQueryAttr->tagColList, pQueryAttr->numOfTags, tagColId);
-
-    doSetTagValueInParam(pTable, tagColId, &pCtx[0].tag, pColInfo->type, pColInfo->bytes);
-
-  } else {
-    // set tag value, by which the results are aggregated.
-    int32_t offset = 0;
-    memset(pRuntimeEnv->tagVal, 0, pQueryAttr->tagLen);
-
-    for (int32_t idx = 0; idx < numOfOutput; ++idx) {
-      SExprInfo* pLocalExprInfo = &pExpr[idx];
-
-      // ts_comp column required the tag value for join filter
-      if (!TSDB_COL_IS_TAG(pLocalExprInfo->base.pParam[0].pCol->flag)) {
-        continue;
-      }
-
-      // todo use tag column index to optimize performance
-      doSetTagValueInParam(pTable, pLocalExprInfo->base.pParam[0].pCol->colId, &pCtx[idx].tag,
-                           pLocalExprInfo->base.resSchema.type, pLocalExprInfo->base.resSchema.bytes);
-
-      if (IS_NUMERIC_TYPE(pLocalExprInfo->base.resSchema.type) ||
-          pLocalExprInfo->base.resSchema.type == TSDB_DATA_TYPE_BOOL ||
-          pLocalExprInfo->base.resSchema.type == TSDB_DATA_TYPE_TIMESTAMP) {
-        memcpy(pRuntimeEnv->tagVal + offset, &pCtx[idx].tag.i, pLocalExprInfo->base.resSchema.bytes);
-      } else {
-        if (pCtx[idx].tag.pz != NULL) {
-          memcpy(pRuntimeEnv->tagVal + offset, pCtx[idx].tag.pz, pCtx[idx].tag.nLen);
-        }
-      }
-
-      offset += pLocalExprInfo->base.resSchema.bytes;
-    }
-  }
-
-  // set the tsBuf start position before check each data block
-  if (pRuntimeEnv->pTsBuf != NULL) {
-    setCtxTagForJoin(pRuntimeEnv, &pCtx[0], pExprInfo, pTable);
-  }
-#endif
-}
-
 void copyToSDataBlock(SSDataBlock* pBlock, int32_t* offset, SGroupResInfo* pGroupResInfo, SDiskbasedBuf* pResBuf) {
   pBlock->info.rows = 0;
 
@@ -2153,6 +2055,11 @@ void extractQualifiedTupleByFilterResult(SSDataBlock* pBlock, const int8_t* rowR
       SColumnInfoData* pDst = taosArrayGet(px->pDataBlock, i);
       SColumnInfoData* pSrc = taosArrayGet(pBlock->pDataBlock, i);
 
+      // it is a reserved column for scalar function, and no data in this column yet.
+      if (pSrc->pData == NULL) {
+        continue;
+      }
+
       int32_t numOfRows = 0;
       for (int32_t j = 0; j < totalRows; ++j) {
         if (rowRes[j] == 0) {
@@ -4038,12 +3945,6 @@ static SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
   if (pProjectInfo->existDataBlock) {  // TODO refactor
     SSDataBlock* pBlock = pProjectInfo->existDataBlock;
     pProjectInfo->existDataBlock = NULL;
-    *newgroup = true;
-
-    // todo dynamic set tags
-    //    if (pTableQueryInfo != NULL) {
-    //      setTagValue(pOperator, pTableQueryInfo->pTable, pInfo->pCtx, pOperator->numOfExprs);
-    //    }
 
     // the pDataBlock are always the same one, no need to call this again
     setInputDataBlock(pOperator, pInfo->pCtx, pBlock, TSDB_ORDER_ASC);
@@ -4084,13 +3985,6 @@ static SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
       }
     }
 
-    // todo set tags
-
-    //    STableQueryInfo* pTableQueryInfo = pRuntimeEnv->current;
-    //    if (pTableQueryInfo != NULL) {
-    //      setTagValue(pOperator, pTableQueryInfo->pTable, pInfo->pCtx, pOperator->numOfExprs);
-    //    }
-
     // the pDataBlock are always the same one, no need to call this again
     int32_t code = getTableScanInfo(pOperator->pDownstream[0], &order, &scanFlag);
 
@@ -4430,10 +4324,6 @@ void destroyBasicOperatorInfo(void* param, int32_t numOfOutput) {
   doDestroyBasicInfo(pInfo, numOfOutput);
 }
 
-void destroyMergeJoinOperator(void* param, int32_t numOfOutput) {
-  SJoinOperatorInfo* pJoinOperator = (SJoinOperatorInfo*)param;
-}
-
 void destroyAggOperatorInfo(void* param, int32_t numOfOutput) {
   SAggOperatorInfo* pInfo = (SAggOperatorInfo*)param;
   doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
@@ -4487,9 +4377,9 @@ SOperatorInfo* createProjectOperatorInfo(SOperatorInfo* downstream, SExprInfo* p
     goto _error;
   }
 
-  pInfo->limit = *pLimit;
-  pInfo->slimit = *pSlimit;
-  pInfo->curOffset = pLimit->offset;
+  pInfo->limit      = *pLimit;
+  pInfo->slimit     = *pSlimit;
+  pInfo->curOffset  = pLimit->offset;
   pInfo->curSOffset = pSlimit->offset;
 
   pInfo->binfo.pRes = pResBlock;
@@ -4778,7 +4668,6 @@ static SArray* extractColumnInfo(SNodeList* pNodeList);
 
 static SArray* createSortInfo(SNodeList* pNodeList);
 static SArray* extractPartitionColInfo(SNodeList* pNodeList);
-static void    setJoinColumnInfo(SColumnInfo* pColumn, const SColumnNode* pColumnNode);
 
 SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo, SReadHandle* pHandle,
                                   uint64_t queryId, uint64_t taskId, STableGroupInfo* pTableGroupInfo) {
@@ -5447,150 +5336,3 @@ int32_t getOperatorExplainExecInfo(SOperatorInfo* operatorInfo, SExplainExecInfo
 
   return TSDB_CODE_SUCCESS;
 }
-
-static SSDataBlock* doMergeJoin(struct SOperatorInfo* pOperator) {
-  SJoinOperatorInfo* pJoinInfo = pOperator->info;
-
-  SSDataBlock* pRes = pJoinInfo->pRes;
-  blockDataCleanup(pRes);
-  blockDataEnsureCapacity(pRes, 4096);
-
-  int32_t nrows = 0;
-
-  while (1) {
-    if (pJoinInfo->pLeft == NULL || pJoinInfo->leftPos >= pJoinInfo->pLeft->info.rows) {
-      SOperatorInfo* ds1 = pOperator->pDownstream[0];
-      publishOperatorProfEvent(ds1, QUERY_PROF_BEFORE_OPERATOR_EXEC);
-      pJoinInfo->pLeft = ds1->fpSet.getNextFn(ds1);
-      publishOperatorProfEvent(ds1, QUERY_PROF_AFTER_OPERATOR_EXEC);
-
-      pJoinInfo->leftPos = 0;
-      if (pJoinInfo->pLeft == NULL) {
-        setTaskStatus(pOperator->pTaskInfo, TASK_COMPLETED);
-        break;
-      }
-    }
-
-    if (pJoinInfo->pRight == NULL || pJoinInfo->rightPos >= pJoinInfo->pRight->info.rows) {
-      SOperatorInfo* ds2 = pOperator->pDownstream[1];
-      publishOperatorProfEvent(ds2, QUERY_PROF_BEFORE_OPERATOR_EXEC);
-      pJoinInfo->pRight = ds2->fpSet.getNextFn(ds2);
-      publishOperatorProfEvent(ds2, QUERY_PROF_AFTER_OPERATOR_EXEC);
-
-      pJoinInfo->rightPos = 0;
-      if (pJoinInfo->pRight == NULL) {
-        setTaskStatus(pOperator->pTaskInfo, TASK_COMPLETED);
-        break;
-      }
-    }
-
-    SColumnInfoData* pLeftCol = taosArrayGet(pJoinInfo->pLeft->pDataBlock, pJoinInfo->leftCol.slotId);
-    char*            pLeftVal = colDataGetData(pLeftCol, pJoinInfo->leftPos);
-
-    SColumnInfoData* pRightCol = taosArrayGet(pJoinInfo->pRight->pDataBlock, pJoinInfo->rightCol.slotId);
-    char*            pRightVal = colDataGetData(pRightCol, pJoinInfo->rightPos);
-
-    // only the timestamp match support for ordinary table
-    ASSERT(pLeftCol->info.type == TSDB_DATA_TYPE_TIMESTAMP);
-    if (*(int64_t*)pLeftVal == *(int64_t*)pRightVal) {
-      for (int32_t i = 0; i < pOperator->numOfExprs; ++i) {
-        SColumnInfoData* pDst = taosArrayGet(pRes->pDataBlock, i);
-
-        SExprInfo* pExprInfo = &pOperator->pExpr[i];
-
-        int32_t blockId = pExprInfo->base.pParam[0].pCol->dataBlockId;
-        int32_t slotId = pExprInfo->base.pParam[0].pCol->slotId;
-        int32_t rowIndex = -1;
-
-        SColumnInfoData* pSrc = NULL;
-        if (pJoinInfo->pLeft->info.blockId == blockId) {
-          pSrc = taosArrayGet(pJoinInfo->pLeft->pDataBlock, slotId);
-          rowIndex = pJoinInfo->leftPos;
-        } else {
-          pSrc = taosArrayGet(pJoinInfo->pRight->pDataBlock, slotId);
-          rowIndex = pJoinInfo->rightPos;
-        }
-
-        if (colDataIsNull_s(pSrc, rowIndex)) {
-          colDataAppendNULL(pDst, nrows);
-        } else {
-          char* p = colDataGetData(pSrc, rowIndex);
-          colDataAppend(pDst, nrows, p, false);
-        }
-      }
-
-      pJoinInfo->leftPos += 1;
-      pJoinInfo->rightPos += 1;
-
-      nrows += 1;
-    } else if (*(int64_t*)pLeftVal < *(int64_t*)pRightVal) {
-      pJoinInfo->leftPos += 1;
-
-      if (pJoinInfo->leftPos >= pJoinInfo->pLeft->info.rows) {
-        continue;
-      }
-    } else if (*(int64_t*)pLeftVal > *(int64_t*)pRightVal) {
-      pJoinInfo->rightPos += 1;
-      if (pJoinInfo->rightPos >= pJoinInfo->pRight->info.rows) {
-        continue;
-      }
-    }
-
-    // the pDataBlock are always the same one, no need to call this again
-    pRes->info.rows = nrows;
-    if (pRes->info.rows >= pOperator->resultInfo.threshold) {
-      break;
-    }
-  }
-
-  return (pRes->info.rows > 0) ? pRes : NULL;
-}
-
-SOperatorInfo* createMergeJoinOperatorInfo(SOperatorInfo** pDownstream, int32_t numOfDownstream, SExprInfo* pExprInfo,
-                                           int32_t numOfCols, SSDataBlock* pResBlock, SNode* pOnCondition,
-                                           SExecTaskInfo* pTaskInfo) {
-  SJoinOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SJoinOperatorInfo));
-  SOperatorInfo*     pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
-  if (pOperator == NULL || pInfo == NULL) {
-    goto _error;
-  }
-
-  initResultSizeInfo(pOperator, 4096);
-
-  pInfo->pRes = pResBlock;
-  pOperator->name = "MergeJoinOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_JOIN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->pExpr = pExprInfo;
-  pOperator->numOfExprs = numOfCols;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
-  SOperatorNode* pNode = (SOperatorNode*)pOnCondition;
-  setJoinColumnInfo(&pInfo->leftCol, (SColumnNode*)pNode->pLeft);
-  setJoinColumnInfo(&pInfo->rightCol, (SColumnNode*)pNode->pRight);
-
-  pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doMergeJoin, NULL, NULL, destroyMergeJoinOperator, NULL, NULL, NULL);
-  int32_t code = appendDownstream(pOperator, pDownstream, numOfDownstream);
-  if (code != TSDB_CODE_SUCCESS) {
-    goto _error;
-  }
-
-  return pOperator;
-
-_error:
-  taosMemoryFree(pInfo);
-  taosMemoryFree(pOperator);
-  pTaskInfo->code = TSDB_CODE_OUT_OF_MEMORY;
-  return NULL;
-}
-
-void setJoinColumnInfo(SColumnInfo* pColumn, const SColumnNode* pColumnNode) {
-  pColumn->slotId = pColumnNode->slotId;
-  pColumn->type = pColumnNode->node.resType.type;
-  pColumn->bytes = pColumnNode->node.resType.bytes;
-  pColumn->precision = pColumnNode->node.resType.precision;
-  pColumn->scale = pColumnNode->node.resType.scale;
-}
diff --git a/source/libs/executor/src/joinoperator.c b/source/libs/executor/src/joinoperator.c
new file mode 100644
index 0000000000..d7d6d96346
--- /dev/null
+++ b/source/libs/executor/src/joinoperator.c
@@ -0,0 +1,199 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "function.h"
+#include "os.h"
+#include "querynodes.h"
+#include "tdatablock.h"
+#include "tmsg.h"
+#include "executorimpl.h"
+#include "tcompare.h"
+#include "thash.h"
+#include "ttypes.h"
+
+static void setJoinColumnInfo(SColumnInfo* pColumn, const SColumnNode* pColumnNode);
+static SSDataBlock* doMergeJoin(struct SOperatorInfo* pOperator);
+static void destroyMergeJoinOperator(void* param, int32_t numOfOutput);
+static void extractTimeCondition(SJoinOperatorInfo *Info, SLogicConditionNode* pLogicConditionNode);
+
+SOperatorInfo* createMergeJoinOperatorInfo(SOperatorInfo** pDownstream, int32_t numOfDownstream, SExprInfo* pExprInfo,
+                                           int32_t numOfCols, SSDataBlock* pResBlock, SNode* pOnCondition,
+                                           SExecTaskInfo* pTaskInfo) {
+  SJoinOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SJoinOperatorInfo));
+  SOperatorInfo*     pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
+  if (pOperator == NULL || pInfo == NULL) {
+    goto _error;
+  }
+
+  initResultSizeInfo(pOperator, 4096);
+
+  pInfo->pRes           = pResBlock;
+  pOperator->name       = "MergeJoinOperator";
+  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_JOIN;
+  pOperator->blocking   = false;
+  pOperator->status     = OP_NOT_OPENED;
+  pOperator->pExpr      = pExprInfo;
+  pOperator->numOfExprs = numOfCols;
+  pOperator->info       = pInfo;
+  pOperator->pTaskInfo  = pTaskInfo;
+
+  if (nodeType(pOnCondition) == QUERY_NODE_OPERATOR) {
+    SOperatorNode* pNode = (SOperatorNode*)pOnCondition;
+    setJoinColumnInfo(&pInfo->leftCol, (SColumnNode*)pNode->pLeft);
+    setJoinColumnInfo(&pInfo->rightCol, (SColumnNode*)pNode->pRight);
+  } else if (nodeType(pOnCondition) == QUERY_NODE_LOGIC_CONDITION) {
+    extractTimeCondition(pInfo, (SLogicConditionNode*) pOnCondition);
+  }
+
+  pOperator->fpSet =
+      createOperatorFpSet(operatorDummyOpenFn, doMergeJoin, NULL, NULL, destroyMergeJoinOperator, NULL, NULL, NULL);
+  int32_t code = appendDownstream(pOperator, pDownstream, numOfDownstream);
+  if (code != TSDB_CODE_SUCCESS) {
+    goto _error;
+  }
+
+  return pOperator;
+
+  _error:
+  taosMemoryFree(pInfo);
+  taosMemoryFree(pOperator);
+  pTaskInfo->code = TSDB_CODE_OUT_OF_MEMORY;
+  return NULL;
+}
+
+void setJoinColumnInfo(SColumnInfo* pColumn, const SColumnNode* pColumnNode) {
+  pColumn->slotId = pColumnNode->slotId;
+  pColumn->type = pColumnNode->node.resType.type;
+  pColumn->bytes = pColumnNode->node.resType.bytes;
+  pColumn->precision = pColumnNode->node.resType.precision;
+  pColumn->scale = pColumnNode->node.resType.scale;
+}
+
+void destroyMergeJoinOperator(void* param, int32_t numOfOutput) {
+  SJoinOperatorInfo* pJoinOperator = (SJoinOperatorInfo*)param;
+}
+
+SSDataBlock* doMergeJoin(struct SOperatorInfo* pOperator) {
+  SJoinOperatorInfo* pJoinInfo = pOperator->info;
+
+  SSDataBlock* pRes = pJoinInfo->pRes;
+  blockDataCleanup(pRes);
+  blockDataEnsureCapacity(pRes, 4096);
+
+  int32_t nrows = 0;
+
+  while (1) {
+    // todo extract method
+    if (pJoinInfo->pLeft == NULL || pJoinInfo->leftPos >= pJoinInfo->pLeft->info.rows) {
+      SOperatorInfo* ds1 = pOperator->pDownstream[0];
+      publishOperatorProfEvent(ds1, QUERY_PROF_BEFORE_OPERATOR_EXEC);
+      pJoinInfo->pLeft = ds1->fpSet.getNextFn(ds1);
+      publishOperatorProfEvent(ds1, QUERY_PROF_AFTER_OPERATOR_EXEC);
+
+      pJoinInfo->leftPos = 0;
+      if (pJoinInfo->pLeft == NULL) {
+        setTaskStatus(pOperator->pTaskInfo, TASK_COMPLETED);
+        break;
+      }
+    }
+
+    if (pJoinInfo->pRight == NULL || pJoinInfo->rightPos >= pJoinInfo->pRight->info.rows) {
+      SOperatorInfo* ds2 = pOperator->pDownstream[1];
+      publishOperatorProfEvent(ds2, QUERY_PROF_BEFORE_OPERATOR_EXEC);
+      pJoinInfo->pRight = ds2->fpSet.getNextFn(ds2);
+      publishOperatorProfEvent(ds2, QUERY_PROF_AFTER_OPERATOR_EXEC);
+
+      pJoinInfo->rightPos = 0;
+      if (pJoinInfo->pRight == NULL) {
+        setTaskStatus(pOperator->pTaskInfo, TASK_COMPLETED);
+        break;
+      }
+    }
+
+    SColumnInfoData* pLeftCol = taosArrayGet(pJoinInfo->pLeft->pDataBlock, pJoinInfo->leftCol.slotId);
+    char*            pLeftVal = colDataGetData(pLeftCol, pJoinInfo->leftPos);
+
+    SColumnInfoData* pRightCol = taosArrayGet(pJoinInfo->pRight->pDataBlock, pJoinInfo->rightCol.slotId);
+    char*            pRightVal = colDataGetData(pRightCol, pJoinInfo->rightPos);
+
+    // only the timestamp match support for ordinary table
+    ASSERT(pLeftCol->info.type == TSDB_DATA_TYPE_TIMESTAMP);
+    if (*(int64_t*)pLeftVal == *(int64_t*)pRightVal) {
+      for (int32_t i = 0; i < pOperator->numOfExprs; ++i) {
+        SColumnInfoData* pDst = taosArrayGet(pRes->pDataBlock, i);
+
+        SExprInfo* pExprInfo = &pOperator->pExpr[i];
+
+        int32_t blockId = pExprInfo->base.pParam[0].pCol->dataBlockId;
+        int32_t slotId = pExprInfo->base.pParam[0].pCol->slotId;
+        int32_t rowIndex = -1;
+
+        SColumnInfoData* pSrc = NULL;
+        if (pJoinInfo->pLeft->info.blockId == blockId) {
+          pSrc = taosArrayGet(pJoinInfo->pLeft->pDataBlock, slotId);
+          rowIndex = pJoinInfo->leftPos;
+        } else {
+          pSrc = taosArrayGet(pJoinInfo->pRight->pDataBlock, slotId);
+          rowIndex = pJoinInfo->rightPos;
+        }
+
+        if (colDataIsNull_s(pSrc, rowIndex)) {
+          colDataAppendNULL(pDst, nrows);
+        } else {
+          char* p = colDataGetData(pSrc, rowIndex);
+          colDataAppend(pDst, nrows, p, false);
+        }
+      }
+
+      pJoinInfo->leftPos += 1;
+      pJoinInfo->rightPos += 1;
+
+      nrows += 1;
+    } else if (*(int64_t*)pLeftVal < *(int64_t*)pRightVal) {
+      pJoinInfo->leftPos += 1;
+
+      if (pJoinInfo->leftPos >= pJoinInfo->pLeft->info.rows) {
+        continue;
+      }
+    } else if (*(int64_t*)pLeftVal > *(int64_t*)pRightVal) {
+      pJoinInfo->rightPos += 1;
+      if (pJoinInfo->rightPos >= pJoinInfo->pRight->info.rows) {
+        continue;
+      }
+    }
+
+    // the pDataBlock are always the same one, no need to call this again
+    pRes->info.rows = nrows;
+    if (pRes->info.rows >= pOperator->resultInfo.threshold) {
+      break;
+    }
+  }
+
+  return (pRes->info.rows > 0) ? pRes : NULL;
+}
+
+static void extractTimeCondition(SJoinOperatorInfo *pInfo, SLogicConditionNode* pLogicConditionNode) {
+  int32_t len = LIST_LENGTH(pLogicConditionNode->pParameterList);
+
+  for(int32_t i = 0; i < len; ++i) {
+    SNode* pNode = nodesListGetNode(pLogicConditionNode->pParameterList, i);
+    if (nodeType(pNode) == QUERY_NODE_OPERATOR) {
+      SOperatorNode* pn1 = (SOperatorNode*)pNode;
+      setJoinColumnInfo(&pInfo->leftCol, (SColumnNode*)pn1->pLeft);
+      setJoinColumnInfo(&pInfo->rightCol, (SColumnNode*)pn1->pRight);
+      break;
+    }
+  }
+}
diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 65bd8f4bda..08539206a6 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -291,20 +291,7 @@ void addTagPseudoColumnData(STableScanInfo* pTableScanInfo, SSDataBlock* pBlock)
 
     // this is to handle the tbname
     if (fmIsScanPseudoColumnFunc(functionId)) {
-      struct SScalarFuncExecFuncs fpSet = {0};
-      fmGetScalarFuncExecFuncs(functionId, &fpSet);
-
-      SColumnInfoData infoData = {0};
-      infoData.info.type = TSDB_DATA_TYPE_BIGINT;
-      infoData.info.bytes = sizeof(uint64_t);
-      colInfoDataEnsureCapacity(&infoData, 0, 1);
-
-      colDataAppendInt64(&infoData, 0, &pBlock->info.uid);
-      SScalarParam srcParam = {
-          .numOfRows = pBlock->info.rows, .param = pTableScanInfo->readHandle.meta, .columnData = &infoData};
-
-      SScalarParam param = {.columnData = pColInfoData};
-      fpSet.process(&srcParam, 1, &param);
+      setTbNameColData(pTableScanInfo->readHandle.meta, pBlock, pColInfoData, functionId);
     } else {  // these are tags
       const char* p = metaGetTableTagVal(&mr.me, pExpr->base.pParam[0].pCol->colId);
       for (int32_t i = 0; i < pBlock->info.rows; ++i) {
@@ -316,6 +303,23 @@ void addTagPseudoColumnData(STableScanInfo* pTableScanInfo, SSDataBlock* pBlock)
   metaReaderClear(&mr);
 }
 
+void setTbNameColData(void* pMeta, const SSDataBlock* pBlock, SColumnInfoData* pColInfoData, int32_t functionId) {
+  struct SScalarFuncExecFuncs fpSet = {0};
+  fmGetScalarFuncExecFuncs(functionId, &fpSet);
+
+  SColumnInfoData infoData = {0};
+  infoData.info.type = TSDB_DATA_TYPE_BIGINT;
+  infoData.info.bytes = sizeof(uint64_t);
+  colInfoDataEnsureCapacity(&infoData, 0, 1);
+
+  colDataAppendInt64(&infoData, 0, (int64_t*) &pBlock->info.uid);
+  SScalarParam srcParam = {
+      .numOfRows = pBlock->info.rows, .param = pMeta, .columnData = &infoData};
+
+  SScalarParam param = {.columnData = pColInfoData};
+  fpSet.process(&srcParam, 1, &param);
+}
+
 static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator) {
   STableScanInfo* pTableScanInfo = pOperator->info;
   SSDataBlock*    pBlock = pTableScanInfo->pResBlock;
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 10dc482462..79e675e2df 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -773,7 +773,6 @@ static int32_t doOpenIntervalAgg(SOperatorInfo* pOperator) {
       break;
     }
 
-    //    setTagValue(pOperator, pRuntimeEnv->current->pTable, pInfo->pCtx, pOperator->numOfExprs);
     // the pDataBlock are always the same one, no need to call this again
     setInputDataBlock(pOperator, pInfo->binfo.pCtx, pBlock, order, MAIN_SCAN, true);
     STableQueryInfo* pTableQueryInfo = pInfo->pCurrent;
@@ -1062,8 +1061,6 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
 
     // The timewindows that overlaps the timestamps of the input pBlock need to be recalculated and return to the
     // caller. Note that all the time window are not close till now.
-
-    //    setTagValue(pOperator, pRuntimeEnv->current->pTable, pInfo->pCtx, pOperator->numOfExprs);
     // the pDataBlock are always the same one, no need to call this again
     setInputDataBlock(pOperator, pInfo->binfo.pCtx, pBlock, order, MAIN_SCAN, true);
     if (pInfo->invertible) {
@@ -1377,7 +1374,6 @@ static SSDataBlock* doAllIntervalAgg(SOperatorInfo* pOperator) {
       break;
     }
 
-    //    setTagValue(pOperator, pRuntimeEnv->current->pTable, pIntervalInfo->pCtx, pOperator->numOfExprs);
     // the pDataBlock are always the same one, no need to call this again
     setInputDataBlock(pOperator, pSliceInfo->binfo.pCtx, pBlock, order, MAIN_SCAN, true);
     //    hashAllIntervalAgg(pOperator, &pSliceInfo->binfo.resultRowInfo, pBlock, 0);
diff --git a/source/libs/function/inc/builtinsimpl.h b/source/libs/function/inc/builtinsimpl.h
index 807234a1b1..c25d74911c 100644
--- a/source/libs/function/inc/builtinsimpl.h
+++ b/source/libs/function/inc/builtinsimpl.h
@@ -105,7 +105,12 @@ int32_t mavgFunction(SqlFunctionCtx* pCtx);
 bool getSampleFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
 bool sampleFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
 int32_t sampleFunction(SqlFunctionCtx* pCtx);
-int32_t sampleFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
+//int32_t sampleFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
+
+bool getTailFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
+bool tailFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
+int32_t tailFunction(SqlFunctionCtx* pCtx);
+int32_t tailFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
 
 bool getSelectivityFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv);
 
diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index fc93008312..e41e3c7c39 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -386,6 +386,35 @@ static int32_t translateSample(SFunctionNode* pFunc, char* pErrBuf, int32_t len)
   return TSDB_CODE_SUCCESS;
 }
 
+static int32_t translateTail(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
+  int32_t numOfParams = LIST_LENGTH(pFunc->pParameterList);
+  if (2 != numOfParams && 3 != numOfParams) {
+    return invaildFuncParaNumErrMsg(pErrBuf, len, pFunc->functionName);
+  }
+
+  SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
+  if (QUERY_NODE_COLUMN != nodeType(pPara)) {
+    return buildFuncErrMsg(pErrBuf, len, TSDB_CODE_FUNC_FUNTION_ERROR,
+                           "The input parameter of TAIL function can only be column");
+  }
+
+  for (int32_t i = 1; i < numOfParams; ++i) {
+    uint8_t paraType = ((SExprNode*)nodesListGetNode(pFunc->pParameterList, i))->resType.type;
+    if (!IS_INTEGER_TYPE(paraType)) {
+      return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName);
+    }
+  }
+
+  SExprNode* pCol = (SExprNode*)nodesListGetNode(pFunc->pParameterList, 0);
+  uint8_t colType = pCol->resType.type;
+  if (IS_VAR_DATA_TYPE(colType)) {
+    pFunc->node.resType = (SDataType){.bytes = pCol->resType.bytes, .type = colType};
+  } else {
+    pFunc->node.resType = (SDataType){.bytes = tDataTypes[colType].bytes, .type = colType};
+  }
+  return TSDB_CODE_SUCCESS;
+}
+
 static int32_t translateLastRow(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
   // todo
   return TSDB_CODE_SUCCESS;
@@ -850,6 +879,16 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
     .processFunc  = sampleFunction,
     .finalizeFunc = NULL
   },
+  {
+    .name = "tail",
+    .type = FUNCTION_TYPE_TAIL,
+    .classification = FUNC_MGT_NONSTANDARD_SQL_FUNC | FUNC_MGT_TIMELINE_FUNC,
+    .translateFunc = translateTail,
+    .getEnvFunc   = getTailFuncEnv,
+    .initFunc     = tailFunctionSetup,
+    .processFunc  = tailFunction,
+    .finalizeFunc = tailFinalize
+  },
   {
     .name = "abs",
     .type = FUNCTION_TYPE_ABS,
diff --git a/source/libs/function/src/builtinsimpl.c b/source/libs/function/src/builtinsimpl.c
index af86eb4e90..479a11ca4a 100644
--- a/source/libs/function/src/builtinsimpl.c
+++ b/source/libs/function/src/builtinsimpl.c
@@ -18,12 +18,15 @@
 #include "function.h"
 #include "querynodes.h"
 #include "taggfunction.h"
+#include "tcompare.h"
 #include "tdatablock.h"
 #include "tpercentile.h"
 
 #define HISTOGRAM_MAX_BINS_NUM   1000
 #define MAVG_MAX_POINTS_NUM      1000
 #define SAMPLE_MAX_POINTS_NUM    1000
+#define TAIL_MAX_POINTS_NUM      100
+#define TAIL_MAX_OFFSET          100
 
 typedef struct SSumRes {
   union {
@@ -161,6 +164,21 @@ typedef struct SSampleInfo {
   int64_t *timestamp;
 } SSampleInfo;
 
+typedef struct STailItem {
+  int64_t timestamp;
+  bool    isNull;
+  char    data[];
+} STailItem;
+
+typedef struct STailInfo {
+  int32_t   numOfPoints;
+  int32_t   numAdded;
+  int32_t   offset;
+  uint8_t   colType;
+  int16_t   colBytes;
+  STailItem **pItems;
+} STailInfo;
+
 #define SET_VAL(_info, numOfElem, res) \
   do {                                 \
     if ((numOfElem) <= 0) {            \
@@ -3107,7 +3125,7 @@ int32_t sampleFunction(SqlFunctionCtx* pCtx) {
 
   int32_t startOffset = pCtx->offset;
   for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; i += 1) {
-    if (colDataIsNull_f(pInputCol->nullbitmap, i)) {
+    if (colDataIsNull_s(pInputCol, i)) {
       //colDataAppendNULL(pOutput, i);
       continue;
     }
@@ -3141,3 +3159,132 @@ int32_t sampleFunction(SqlFunctionCtx* pCtx) {
 //
 //  return pResInfo->numOfRes;
 //}
+
+
+bool getTailFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv) {
+  SColumnNode* pCol = (SColumnNode*)nodesListGetNode(pFunc->pParameterList, 0);
+  SValueNode*  pVal = (SValueNode*)nodesListGetNode(pFunc->pParameterList, 1);
+  int32_t numOfPoints = pVal->datum.i;
+  pEnv->calcMemSize = sizeof(STailInfo) + numOfPoints * (POINTER_BYTES + sizeof(STailItem) + pCol->node.resType.bytes);
+  return true;
+}
+
+bool tailFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo *pResultInfo) {
+  if (!functionSetup(pCtx, pResultInfo)) {
+    return false;
+  }
+
+  STailInfo *pInfo = GET_ROWCELL_INTERBUF(pResultInfo);
+  pInfo->numAdded = 0;
+  pInfo->numOfPoints = pCtx->param[1].param.i;
+  if (pCtx->numOfParams == 4) {
+    pInfo->offset = pCtx->param[2].param.i;
+  } else {
+    pInfo->offset = 0;
+  }
+  pInfo->colType = pCtx->resDataInfo.type;
+  pInfo->colBytes = pCtx->resDataInfo.bytes;
+  if ((pInfo->numOfPoints < 1 || pInfo->numOfPoints > TAIL_MAX_POINTS_NUM) ||
+      (pInfo->numOfPoints < 0 || pInfo->numOfPoints > TAIL_MAX_OFFSET)) {
+    return false;
+  }
+
+  pInfo->pItems = (STailItem **)((char *)pInfo + sizeof(STailInfo));
+  char *pItem = (char *)pInfo->pItems + pInfo->numOfPoints * POINTER_BYTES;
+
+  size_t unitSize = sizeof(STailItem) + pInfo->colBytes;
+  for (int32_t i = 0; i < pInfo->numOfPoints; ++i) {
+    pInfo->pItems[i] = (STailItem *)(pItem + i * unitSize);
+    pInfo->pItems[i]->isNull = false;
+  }
+
+  return true;
+}
+
+static void tailAssignResult(STailItem* pItem, char *data, int32_t colBytes, TSKEY ts, bool isNull) {
+  pItem->timestamp = ts;
+  if (isNull) {
+    pItem->isNull = true;
+  } else {
+    memcpy(pItem->data, data, colBytes);
+  }
+}
+
+static int32_t tailCompFn(const void *p1, const void *p2, const void *param) {
+  STailItem *d1 = *(STailItem **)p1;
+  STailItem *d2 = *(STailItem **)p2;
+  return compareInt64Val(&d1->timestamp, &d2->timestamp);
+}
+
+static void doTailAdd(STailInfo* pInfo, char *data, TSKEY ts, bool isNull) {
+  STailItem **pList = pInfo->pItems;
+  if (pInfo->numAdded < pInfo->numOfPoints) {
+    tailAssignResult(pList[pInfo->numAdded], data, pInfo->colBytes, ts, isNull);
+    taosheapsort((void *)pList, sizeof(STailItem **), pInfo->numAdded + 1, NULL, tailCompFn, 0);
+    pInfo->numAdded++;
+  } else if (pList[0]->timestamp < ts) {
+    tailAssignResult(pList[0], data, pInfo->colBytes, ts, isNull);
+    taosheapadjust((void *)pList, sizeof(STailItem **), 0, pInfo->numOfPoints - 1, NULL, tailCompFn, NULL, 0);
+  }
+}
+
+int32_t tailFunction(SqlFunctionCtx* pCtx) {
+  SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
+  STailInfo*         pInfo = GET_ROWCELL_INTERBUF(pResInfo);
+
+  SInputColumnInfoData* pInput = &pCtx->input;
+  TSKEY* tsList = (int64_t*)pInput->pPTS->pData;
+
+  SColumnInfoData* pInputCol = pInput->pData[0];
+  SColumnInfoData* pTsOutput = pCtx->pTsOutput;
+  SColumnInfoData* pOutput = (SColumnInfoData*)pCtx->pOutput;
+
+  int32_t startOffset = pCtx->offset;
+  if (pInfo->offset >= pInput->numOfRows) {
+    return 0;
+  } else {
+    pInfo->numOfPoints = MIN(pInfo->numOfPoints, pInput->numOfRows - pInfo->offset);
+  }
+  for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex - pInfo->offset; i += 1) {
+
+    char* data = colDataGetData(pInputCol, i);
+    doTailAdd(pInfo, data, tsList[i], colDataIsNull_s(pInputCol, i));
+  }
+
+  taosqsort(pInfo->pItems, pInfo->numOfPoints, POINTER_BYTES, NULL, tailCompFn);
+
+  for (int32_t i = 0; i < pInfo->numOfPoints; ++i) {
+    int32_t pos = startOffset + i;
+    STailItem *pItem = pInfo->pItems[i];
+    if (pItem->isNull) {
+      colDataAppendNULL(pOutput, pos);
+    } else {
+      colDataAppend(pOutput, pos, pItem->data, false);
+    }
+  }
+
+  return pInfo->numOfPoints;
+}
+
+int32_t tailFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
+  SResultRowEntryInfo* pEntryInfo = GET_RES_INFO(pCtx);
+  STailInfo*                pInfo = GET_ROWCELL_INTERBUF(pEntryInfo);
+  pEntryInfo->complete = true;
+
+  int32_t type = pCtx->input.pData[0]->info.type;
+  int32_t slotId = pCtx->pExpr->base.resSchema.slotId;
+
+  SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, slotId);
+
+  // todo assign the tag value and the corresponding row data
+  int32_t currentRow = pBlock->info.rows;
+  for (int32_t i = 0; i < pEntryInfo->numOfRes; ++i) {
+    STailItem *pItem = pInfo->pItems[i];
+    colDataAppend(pCol, currentRow, pItem->data, false);
+
+    //setSelectivityValue(pCtx, pBlock, &pInfo->pItems[i].tuplePos, currentRow);
+    currentRow += 1;
+  }
+
+  return pEntryInfo->numOfRes;
+}
diff --git a/source/libs/function/src/tudf.c b/source/libs/function/src/tudf.c
index 3b83531e9f..388ec28b76 100644
--- a/source/libs/function/src/tudf.c
+++ b/source/libs/function/src/tudf.c
@@ -25,8 +25,6 @@
 #include "functionMgt.h"
 
 //TODO: add unit test
-//TODO: include all global variable under context struct
-
 typedef struct SUdfdData {
   bool          startCalled;
   bool          needCleanUp;
@@ -313,6 +311,8 @@ int64_t gUdfTaskSeqNum = 0;
 typedef struct SUdfcFuncStub {
   char udfName[TSDB_FUNC_NAME_LEN];
   UdfcFuncHandle handle;
+  int32_t refCount;
+  int64_t lastRefTime;
 } SUdfcFuncStub;
 
 typedef struct SUdfcProxy {
@@ -338,7 +338,7 @@ typedef struct SUdfcProxy {
 
 SUdfcProxy gUdfdProxy = {0};
 
-typedef struct SClientUdfUvSession {
+typedef struct SUdfcUvSession {
   SUdfcProxy *udfc;
   int64_t severHandle;
   uv_pipe_t *udfUvPipe;
@@ -346,7 +346,9 @@ typedef struct SClientUdfUvSession {
   int8_t  outputType;
   int32_t outputLen;
   int32_t bufSize;
-} SClientUdfUvSession;
+
+  char udfName[TSDB_FUNC_NAME_LEN];
+} SUdfcUvSession;
 
 typedef struct SClientUvTaskNode {
   SUdfcProxy *udfc;
@@ -369,7 +371,7 @@ typedef struct SClientUvTaskNode {
 typedef struct SClientUdfTask {
   int8_t type;
 
-  SClientUdfUvSession *session;
+  SUdfcUvSession *session;
 
   int32_t errCode;
 
@@ -401,7 +403,7 @@ typedef struct SClientUvConn {
   uv_pipe_t *pipe;
   QUEUE taskQueue;
   SClientConnBuf readBuf;
-  SClientUdfUvSession *session;
+  SUdfcUvSession *session;
 } SClientUvConn;
 
 enum {
@@ -825,11 +827,6 @@ void onUdfcPipeClose(uv_handle_t *handle) {
   taosMemoryFree(conn->readBuf.buf);
   taosMemoryFree(conn);
   taosMemoryFree((uv_pipe_t *) handle);
-
-  //clear the udf handles cache
-  uv_mutex_lock(&gUdfdProxy.udfStubsMutex);
-  taosArrayClear(gUdfdProxy.udfStubs);
-  uv_mutex_unlock(&gUdfdProxy.udfStubsMutex);
 }
 
 int32_t udfcGetUdfTaskResultFromUvTask(SClientUdfTask *task, SClientUvTaskNode *uvTask) {
@@ -1277,13 +1274,12 @@ int32_t udfcRunUdfUvTask(SClientUdfTask *task, int8_t uvTaskType) {
 }
 
 int32_t doSetupUdf(char udfName[], UdfcFuncHandle *funcHandle) {
-  fnInfo("udfc setup udf. udfName: %s", udfName);
   if (gUdfdProxy.udfcState != UDFC_STATE_READY) {
     return TSDB_CODE_UDF_INVALID_STATE;
   }
   SClientUdfTask *task = taosMemoryCalloc(1,sizeof(SClientUdfTask));
   task->errCode = 0;
-  task->session = taosMemoryCalloc(1, sizeof(SClientUdfUvSession));
+  task->session = taosMemoryCalloc(1, sizeof(SUdfcUvSession));
   task->session->udfc = &gUdfdProxy;
   task->type = UDF_TASK_SETUP;
 
@@ -1303,10 +1299,11 @@ int32_t doSetupUdf(char udfName[], UdfcFuncHandle *funcHandle) {
   task->session->outputType = rsp->outputType;
   task->session->outputLen = rsp->outputLen;
   task->session->bufSize = rsp->bufSize;
+  strcpy(task->session->udfName, udfName);
   if (task->errCode != 0) {
     fnError("failed to setup udf. udfname: %s, err: %d", udfName, task->errCode)
   } else {
-    fnInfo("sucessfully setup udf func handle. handle: %p", task->session);
+    fnInfo("sucessfully setup udf func handle. udfName: %s, handle: %p", udfName, task->session);
     *funcHandle = task->session;
   }
   int32_t err = task->errCode;
@@ -1317,14 +1314,14 @@ int32_t doSetupUdf(char udfName[], UdfcFuncHandle *funcHandle) {
 int32_t callUdf(UdfcFuncHandle handle, int8_t callType, SSDataBlock *input, SUdfInterBuf *state, SUdfInterBuf *state2,
                 SSDataBlock* output, SUdfInterBuf *newState) {
   fnTrace("udfc call udf. callType: %d, funcHandle: %p", callType, handle);
-  SClientUdfUvSession *session = (SClientUdfUvSession *) handle;
+  SUdfcUvSession *session = (SUdfcUvSession *) handle;
   if (session->udfUvPipe == NULL) {
     fnError("No pipe to udfd");
     return TSDB_CODE_UDF_PIPE_NO_PIPE;
   }
   SClientUdfTask *task = taosMemoryCalloc(1, sizeof(SClientUdfTask));
   task->errCode = 0;
-  task->session = (SClientUdfUvSession *) handle;
+  task->session = (SUdfcUvSession *) handle;
   task->type = UDF_TASK_CALL;
 
   SUdfCallRequest *req = &task->_call.req;
@@ -1440,7 +1437,7 @@ int compareUdfcFuncSub(const void* elem1, const void* elem2) {
   return strcmp(stub1->udfName, stub2->udfName);
 }
 
-int32_t setupUdf(char* udfName, UdfcFuncHandle* pHandle) {
+int32_t accquireUdfFuncHandle(char* udfName, UdfcFuncHandle* pHandle) {
   int32_t code = 0;
   uv_mutex_lock(&gUdfdProxy.udfStubsMutex);
   SUdfcFuncStub key = {0};
@@ -1449,6 +1446,8 @@ int32_t setupUdf(char* udfName, UdfcFuncHandle* pHandle) {
   if (foundStub != NULL) {
     uv_mutex_unlock(&gUdfdProxy.udfStubsMutex);
     *pHandle = foundStub->handle;
+    ++foundStub->refCount;
+    foundStub->lastRefTime = taosGetTimestampUs();
     return 0;
   }
   *pHandle = NULL;
@@ -1457,6 +1456,8 @@ int32_t setupUdf(char* udfName, UdfcFuncHandle* pHandle) {
     SUdfcFuncStub stub = {0};
     strcpy(stub.udfName, udfName);
     stub.handle = *pHandle;
+    ++stub.refCount;
+    stub.lastRefTime = taosGetTimestampUs();
     taosArrayPush(gUdfdProxy.udfStubs, &stub);
     taosArraySort(gUdfdProxy.udfStubs, compareUdfcFuncSub);
   } else {
@@ -1467,23 +1468,33 @@ int32_t setupUdf(char* udfName, UdfcFuncHandle* pHandle) {
   return code;
 }
 
+void releaseUdfFuncHandle(char* udfName) {
+  uv_mutex_lock(&gUdfdProxy.udfStubsMutex);
+  SUdfcFuncStub key = {0};
+  strcpy(key.udfName, udfName);
+  SUdfcFuncStub *foundStub = taosArraySearch(gUdfdProxy.udfStubs, &key, compareUdfcFuncSub, TD_EQ);
+  ASSERT(foundStub);
+  --foundStub->refCount;
+  ASSERT(foundStub->refCount>=0);
+  uv_mutex_unlock(&gUdfdProxy.udfStubsMutex);
+}
+
 int32_t callUdfScalarFunc(char *udfName, SScalarParam *input, int32_t numOfCols, SScalarParam *output) {
   UdfcFuncHandle handle = NULL;
-  int32_t code = setupUdf(udfName, &handle);
+  int32_t code = accquireUdfFuncHandle(udfName, &handle);
   if (code != 0) {
     return code;
   }
   code = doCallUdfScalarFunc(handle, input, numOfCols, output);
+  releaseUdfFuncHandle(udfName);
   return code;
 }
 
-//TODO: when to teardown udf. teardown udf is not called
 int32_t doTeardownUdf(UdfcFuncHandle handle) {
-  fnInfo("tear down udf. udf func handle: %p", handle);
+  SUdfcUvSession *session = (SUdfcUvSession *) handle;
 
-  SClientUdfUvSession *session = (SClientUdfUvSession *) handle;
   if (session->udfUvPipe == NULL) {
-    fnError("pipe to udfd does not exist");
+    fnError("tear down udf. pipe to udfd does not exist. udf name: %s", session->udfName);
     return TSDB_CODE_UDF_PIPE_NO_PIPE;
   }
 
@@ -1498,7 +1509,6 @@ int32_t doTeardownUdf(UdfcFuncHandle handle) {
   udfcRunUdfUvTask(task, UV_TASK_REQ_RSP);
 
   SUdfTeardownResponse *rsp = &task->_teardown.rsp;
-
   int32_t err = task->errCode;
 
   udfcRunUdfUvTask(task, UV_TASK_DISCONNECT);
@@ -1506,12 +1516,14 @@ int32_t doTeardownUdf(UdfcFuncHandle handle) {
   taosMemoryFree(task->session);
   taosMemoryFree(task);
 
+  fnInfo("tear down udf. udf name: %s, udf func handle: %p", session->udfName, handle);
+
   return err;
 }
 
 //memory layout |---SUdfAggRes----|-----final result-----|---inter result----|
 typedef struct SUdfAggRes {
-  SClientUdfUvSession *session;
+  SUdfcUvSession *session;
   int8_t finalResNum;
   int8_t interResNum;
   char* finalResBuf;
@@ -1532,11 +1544,11 @@ bool udfAggInit(struct SqlFunctionCtx *pCtx, struct SResultRowEntryInfo* pResult
   }
   UdfcFuncHandle handle;
   int32_t udfCode = 0;
-  if ((udfCode = setupUdf((char *)pCtx->udfName, &handle)) != 0) {
+  if ((udfCode = accquireUdfFuncHandle((char *)pCtx->udfName, &handle)) != 0) {
     fnError("udfAggInit error. step doSetupUdf. udf code: %d", udfCode);
     return false;
   }
-  SClientUdfUvSession *session = (SClientUdfUvSession *)handle;
+  SUdfcUvSession *session = (SUdfcUvSession *)handle;
   SUdfAggRes *udfRes = (SUdfAggRes*)GET_ROWCELL_INTERBUF(pResultCellInfo);
   int32_t envSize = sizeof(SUdfAggRes) + session->outputLen + session->bufSize;
   memset(udfRes, 0, envSize);
@@ -1544,7 +1556,7 @@ bool udfAggInit(struct SqlFunctionCtx *pCtx, struct SResultRowEntryInfo* pResult
   udfRes->finalResBuf = (char*)udfRes + sizeof(SUdfAggRes);
   udfRes->interResBuf = (char*)udfRes + sizeof(SUdfAggRes) + session->outputLen;
 
-  udfRes->session = (SClientUdfUvSession *)handle;
+  udfRes->session = (SUdfcUvSession *)handle;
   SUdfInterBuf buf = {0};
   if ((udfCode = doCallUdfAggInit(handle, &buf)) != 0) {
     fnError("udfAggInit error. step doCallUdfAggInit. udf code: %d", udfCode);
@@ -1560,7 +1572,7 @@ int32_t udfAggProcess(struct SqlFunctionCtx *pCtx) {
   int32_t numOfCols = pInput->numOfInputCols;
 
   SUdfAggRes* udfRes = (SUdfAggRes *)GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
-  SClientUdfUvSession *session = udfRes->session;
+  SUdfcUvSession *session = udfRes->session;
   if (session == NULL) {
     return TSDB_CODE_UDF_NO_FUNC_HANDLE;
   }
@@ -1615,7 +1627,7 @@ int32_t udfAggProcess(struct SqlFunctionCtx *pCtx) {
 
 int32_t udfAggFinalize(struct SqlFunctionCtx *pCtx, SSDataBlock* pBlock) {
   SUdfAggRes* udfRes = (SUdfAggRes *)GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
-  SClientUdfUvSession *session = udfRes->session;
+  SUdfcUvSession *session = udfRes->session;
   if (session == NULL) {
     return TSDB_CODE_UDF_NO_FUNC_HANDLE;
   }
@@ -1638,11 +1650,29 @@ int32_t udfAggFinalize(struct SqlFunctionCtx *pCtx, SSDataBlock* pBlock) {
     GET_RES_INFO(pCtx)->numOfRes = udfRes->finalResNum;
   }
 
-//  int32_t code = doTeardownUdf(session);
-//  if (code != 0) {
-//    fnError("udfAggFinalize error. doTeardownUdf step. udf code: %d", code);
-//  }
-
   int32_t numOfResults = functionFinalizeWithResultBuf(pCtx, pBlock, udfRes->finalResBuf);
+  releaseUdfFuncHandle(pCtx->udfName);
   return udfCallCode == 0 ? numOfResults : udfCallCode;
+}
+
+int32_t cleanUpUdfs() {
+  uv_mutex_lock(&gUdfdProxy.udfStubsMutex);
+  int32_t i = 0;
+  SArray* udfStubs = taosArrayInit(16, sizeof(SUdfcFuncStub));
+  while (i < taosArrayGetSize(gUdfdProxy.udfStubs)) {
+    SUdfcFuncStub *stub = taosArrayGet(gUdfdProxy.udfStubs, i);
+    if (stub->refCount == 0) {
+      fnInfo("tear down udf. udf name: %s, handle: %p", stub->udfName, stub->handle);
+      doTeardownUdf(stub->handle);
+    } else {
+      fnInfo("udf still in use. udf name: %s, ref count: %d, last ref time: %"PRId64", handle: %p",
+             stub->udfName, stub->refCount, stub->lastRefTime, stub->handle);
+      taosArrayPush(udfStubs, stub);
+    }
+    ++i;
+  }
+  taosArrayDestroy(gUdfdProxy.udfStubs);
+  gUdfdProxy.udfStubs = udfStubs;
+  uv_mutex_unlock(&gUdfdProxy.udfStubsMutex);
+  return 0;
 }
\ No newline at end of file
diff --git a/source/libs/function/src/udfd.c b/source/libs/function/src/udfd.c
index 34681dc6cd..706bf28be0 100644
--- a/source/libs/function/src/udfd.c
+++ b/source/libs/function/src/udfd.c
@@ -485,7 +485,146 @@ void udfdIntrSignalHandler(uv_signal_t *handle, int signum) {
   uv_stop(global.loop);
 }
 
-void udfdProcessRpcRsp(void *parent, SRpcMsg *pMsg, SEpSet *pEpSet) { return; }
+typedef enum EUdfdRpcReqRspType {
+  UDFD_RPC_MNODE_CONNECT = 0,
+  UDFD_RPC_RETRIVE_FUNC,
+} EUdfdRpcReqRspType;
+
+typedef struct SUdfdRpcSendRecvInfo {
+  EUdfdRpcReqRspType rpcType;
+  int32_t code;
+  void* param;
+  uv_sem_t resultSem;
+} SUdfdRpcSendRecvInfo;
+
+
+void udfdProcessRpcRsp(void *parent, SRpcMsg *pMsg, SEpSet *pEpSet) {
+  SUdfdRpcSendRecvInfo *msgInfo = (SUdfdRpcSendRecvInfo *)pMsg->ahandle;
+  ASSERT(pMsg->ahandle != NULL);
+
+  if (pEpSet) {
+    if (!isEpsetEqual(&global.mgmtEp.epSet, pEpSet)) {
+      updateEpSet_s(&global.mgmtEp, pEpSet);
+    }
+  }
+
+  if (pMsg->code != TSDB_CODE_SUCCESS) {
+    fnError("udfd rpc error. code: %s", tstrerror(pMsg->code));
+    msgInfo->code = pMsg->code;
+    goto _return;
+  }
+
+  if (msgInfo->rpcType == UDFD_RPC_MNODE_CONNECT) {
+    SConnectRsp connectRsp = {0};
+    tDeserializeSConnectRsp(pMsg->pCont, pMsg->contLen, &connectRsp);
+    if (connectRsp.epSet.numOfEps == 0) {
+      msgInfo->code = TSDB_CODE_MND_APP_ERROR;
+      goto _return;
+    }
+
+    if (connectRsp.dnodeNum > 1 && !isEpsetEqual(&global.mgmtEp.epSet, &connectRsp.epSet)) {
+      updateEpSet_s(&global.mgmtEp, &connectRsp.epSet);
+    }
+    msgInfo->code = 0;
+  } else if (msgInfo->rpcType == UDFD_RPC_RETRIVE_FUNC) {
+    SRetrieveFuncRsp retrieveRsp = {0};
+    tDeserializeSRetrieveFuncRsp(pMsg->pCont, pMsg->contLen, &retrieveRsp);
+
+    SFuncInfo *pFuncInfo = (SFuncInfo *)taosArrayGet(retrieveRsp.pFuncInfos, 0);
+    SUdf* udf = msgInfo->param;
+    udf->funcType = pFuncInfo->funcType;
+    udf->scriptType = pFuncInfo->scriptType;
+    udf->outputType = pFuncInfo->funcType;
+    udf->outputLen = pFuncInfo->outputLen;
+    udf->bufSize = pFuncInfo->bufSize;
+
+    char path[PATH_MAX] = {0};
+    snprintf(path, sizeof(path), "%s/lib%s.so", "/tmp", pFuncInfo->name);
+    TdFilePtr file = taosOpenFile(path, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_READ | TD_FILE_TRUNC | TD_FILE_AUTO_DEL);
+    // TODO check for failure of flush to disk
+    taosWriteFile(file, pFuncInfo->pCode, pFuncInfo->codeSize);
+    taosCloseFile(&file);
+    strncpy(udf->path, path, strlen(path));
+    taosArrayDestroy(retrieveRsp.pFuncInfos);
+    msgInfo->code = 0;
+  }
+
+_return:
+  rpcFreeCont(pMsg->pCont);
+  uv_sem_post(&msgInfo->resultSem);
+  return;
+}
+
+int32_t udfdConnectToMNode() {
+  SConnectReq connReq = {0};
+  connReq.connType = CONN_TYPE__UDFD;
+  tstrncpy(connReq.app, "udfd",sizeof(connReq.app));
+  tstrncpy(connReq.user, TSDB_DEFAULT_USER, sizeof(connReq.user));
+  char pass[TSDB_PASSWORD_LEN + 1] = {0};
+  taosEncryptPass_c((uint8_t *)(TSDB_DEFAULT_PASS), strlen(TSDB_DEFAULT_PASS), pass);
+  tstrncpy(connReq.passwd, pass, sizeof(connReq.passwd));
+  connReq.pid = htonl(taosGetPId());
+  connReq.startTime = htobe64(taosGetTimestampMs());
+
+  int32_t contLen = tSerializeSConnectReq(NULL, 0, &connReq);
+  void*   pReq = rpcMallocCont(contLen);
+  tSerializeSConnectReq(pReq, contLen, &connReq);
+
+  SUdfdRpcSendRecvInfo *msgInfo = taosMemoryCalloc(1, sizeof(SUdfdRpcSendRecvInfo));
+  msgInfo->rpcType = UDFD_RPC_MNODE_CONNECT;
+  uv_sem_init(&msgInfo->resultSem, 0);
+
+  SRpcMsg rpcMsg = {0};
+  rpcMsg.msgType = TDMT_MND_CONNECT;
+  rpcMsg.pCont = pReq;
+  rpcMsg.contLen = contLen;
+  rpcMsg.ahandle = msgInfo;
+  rpcSendRequest(global.clientRpc, &global.mgmtEp.epSet, &rpcMsg, NULL);
+
+  uv_sem_wait(&msgInfo->resultSem);
+  int32_t code = msgInfo->code;
+  uv_sem_destroy(&msgInfo->resultSem);
+  taosMemoryFree(msgInfo);
+  return code;
+}
+
+int32_t udfdFillUdfInfoFromMNode(void *clientRpc, char *udfName, SUdf *udf) {
+  SRetrieveFuncReq retrieveReq = {0};
+  retrieveReq.numOfFuncs = 1;
+  retrieveReq.pFuncNames = taosArrayInit(1, TSDB_FUNC_NAME_LEN);
+  taosArrayPush(retrieveReq.pFuncNames, udfName);
+
+  int32_t contLen = tSerializeSRetrieveFuncReq(NULL, 0, &retrieveReq);
+  void   *pReq = rpcMallocCont(contLen);
+  tSerializeSRetrieveFuncReq(pReq, contLen, &retrieveReq);
+  taosArrayDestroy(retrieveReq.pFuncNames);
+
+  SUdfdRpcSendRecvInfo* msgInfo = taosMemoryCalloc(1, sizeof(SUdfdRpcSendRecvInfo));
+  msgInfo->rpcType = UDFD_RPC_RETRIVE_FUNC;
+  msgInfo->param = udf;
+  uv_sem_init(&msgInfo->resultSem, 0);
+
+  SRpcMsg rpcMsg = {0};
+  rpcMsg.pCont = pReq;
+  rpcMsg.contLen = contLen;
+  rpcMsg.msgType = TDMT_MND_RETRIEVE_FUNC;
+  rpcMsg.ahandle = msgInfo;
+  rpcSendRequest(clientRpc, &global.mgmtEp.epSet, &rpcMsg, NULL);
+
+  uv_sem_wait(&msgInfo->resultSem);
+  uv_sem_destroy(&msgInfo->resultSem);
+  int32_t code = msgInfo->code;
+  taosMemoryFree(msgInfo);
+  return code;
+}
+
+static bool udfdRpcRfp(int32_t code) {
+  if (code == TSDB_CODE_RPC_REDIRECT) {
+    return true;
+  } else {
+    return false;
+  }
+}
 
 int initEpSetFromCfg(const char* firstEp, const char* secondEp, SCorEpSet* pEpSet) {
   pEpSet->version = 0;
@@ -528,69 +667,30 @@ int initEpSetFromCfg(const char* firstEp, const char* secondEp, SCorEpSet* pEpSe
   return 0;
 }
 
-int32_t udfdFillUdfInfoFromMNode(void *clientRpc, char *udfName, SUdf *udf) {
-  SRetrieveFuncReq retrieveReq = {0};
-  retrieveReq.numOfFuncs = 1;
-  retrieveReq.pFuncNames = taosArrayInit(1, TSDB_FUNC_NAME_LEN);
-  taosArrayPush(retrieveReq.pFuncNames, udfName);
-
-  int32_t contLen = tSerializeSRetrieveFuncReq(NULL, 0, &retrieveReq);
-  void   *pReq = rpcMallocCont(contLen);
-  tSerializeSRetrieveFuncReq(pReq, contLen, &retrieveReq);
-  taosArrayDestroy(retrieveReq.pFuncNames);
-
-  SRpcMsg rpcMsg = {0};
-  rpcMsg.pCont = pReq;
-  rpcMsg.contLen = contLen;
-  rpcMsg.msgType = TDMT_MND_RETRIEVE_FUNC;
-
-  SRpcMsg rpcRsp = {0};
-  rpcSendRecv(clientRpc, &global.mgmtEp.epSet, &rpcMsg, &rpcRsp);
-  SRetrieveFuncRsp retrieveRsp = {0};
-  tDeserializeSRetrieveFuncRsp(rpcRsp.pCont, rpcRsp.contLen, &retrieveRsp);
-
-  SFuncInfo *pFuncInfo = (SFuncInfo *)taosArrayGet(retrieveRsp.pFuncInfos, 0);
-
-  udf->funcType = pFuncInfo->funcType;
-  udf->scriptType = pFuncInfo->scriptType;
-  udf->outputType = pFuncInfo->funcType;
-  udf->outputLen = pFuncInfo->outputLen;
-  udf->bufSize = pFuncInfo->bufSize;
-
-  char path[PATH_MAX] = {0};
-  snprintf(path, sizeof(path), "%s/lib%s.so", "/tmp", udfName);
-  TdFilePtr file = taosOpenFile(path, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_READ | TD_FILE_TRUNC | TD_FILE_AUTO_DEL);
-  // TODO check for failure of flush to disk
-  taosWriteFile(file, pFuncInfo->pCode, pFuncInfo->codeSize);
-  taosCloseFile(&file);
-  strncpy(udf->path, path, strlen(path));
-  taosArrayDestroy(retrieveRsp.pFuncInfos);
-
-  rpcFreeCont(rpcRsp.pCont);
-  return 0;
-}
 
 int32_t udfdOpenClientRpc() {
-  char *pass = "taosdata";
-  char *user = "root";
-  char  secretEncrypt[TSDB_PASSWORD_LEN + 1] = {0};
-  taosEncryptPass_c((uint8_t *)pass, strlen(pass), secretEncrypt);
   SRpcInit rpcInit = {0};
-  rpcInit.label = (char *)"UDFD";
+  rpcInit.label = "UDFD";
   rpcInit.numOfThreads = 1;
-  rpcInit.cfp = udfdProcessRpcRsp;
+  rpcInit.cfp = (RpcCfp)udfdProcessRpcRsp;
   rpcInit.sessions = 1024;
   rpcInit.connType = TAOS_CONN_CLIENT;
-  rpcInit.idleTime = 30 * 1000;
-  rpcInit.parent = &global;
-
-  rpcInit.user = (char *)user;
-  rpcInit.ckey = (char *)"key";
-  rpcInit.secret = (char *)secretEncrypt;
+  rpcInit.idleTime = tsShellActivityTimer * 1000;
+  rpcInit.user = TSDB_DEFAULT_USER;
+  rpcInit.ckey = "key";
   rpcInit.spi = 1;
+  rpcInit.parent = &global;
+  rpcInit.rfp = udfdRpcRfp;
+
+  char pass[TSDB_PASSWORD_LEN + 1] = {0};
+  taosEncryptPass_c((uint8_t *)(TSDB_DEFAULT_PASS), strlen(TSDB_DEFAULT_PASS), pass);
+  rpcInit.secret = pass;
 
   global.clientRpc = rpcOpen(&rpcInit);
-
+  if (global.clientRpc == NULL) {
+    fnError("failed to init dnode rpc client");
+    return -1;
+  }
   return 0;
 }
 
@@ -700,12 +800,6 @@ static int32_t udfdRun() {
   global.udfsHash = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
   uv_mutex_init(&global.udfsMutex);
 
-  // TOOD: client rpc to fetch udf function info from mnode
-  if (udfdOpenClientRpc() != 0) {
-    fnError("open rpc connection to mnode failure");
-    return -1;
-  }
-
   if (udfdUvInit() != 0) {
     fnError("uv init failure");
     return -2;
@@ -717,7 +811,6 @@ static int32_t udfdRun() {
   int codeClose = uv_loop_close(global.loop);
   fnDebug("uv loop close. result: %s", uv_err_name(codeClose));
   removeListeningPipe();
-  udfdCloseClientRpc();
   uv_mutex_destroy(&global.udfsMutex);
   taosHashCleanup(global.udfsHash);
   return 0;
@@ -746,9 +839,22 @@ int main(int argc, char *argv[]) {
 
   if (taosInitCfg(configDir, NULL, NULL, NULL, NULL, 0) != 0) {
     fnError("failed to start since read config error");
-    return -1;
+    return -2;
   }
 
   initEpSetFromCfg(tsFirst, tsSecond, &global.mgmtEp);
-  return udfdRun();
+  if (udfdOpenClientRpc() != 0) {
+    fnError("open rpc connection to mnode failure");
+    return -3;
+  }
+
+  if (udfdConnectToMNode() != 0) {
+    fnError("failed to start since can not connect to mnode");
+    return -4;
+  }
+
+  udfdRun();
+
+  udfdCloseClientRpc();
+
 }
diff --git a/source/libs/nodes/src/nodesCodeFuncs.c b/source/libs/nodes/src/nodesCodeFuncs.c
index 57dfcaeddd..763ccbf7a0 100644
--- a/source/libs/nodes/src/nodesCodeFuncs.c
+++ b/source/libs/nodes/src/nodesCodeFuncs.c
@@ -584,6 +584,37 @@ static int32_t jsonToLogicProjectNode(const SJson* pJson, void* pObj) {
   return code;
 }
 
+static const char* jkExchangeLogicPlanSrcGroupId = "SrcGroupId";
+static const char* jkExchangeLogicPlanSrcPrecision = "Precision";
+
+static int32_t logicExchangeNodeToJson(const void* pObj, SJson* pJson) {
+  const SExchangeLogicNode* pNode = (const SExchangeLogicNode*)pObj;
+
+  int32_t code = logicPlanNodeToJson(pObj, pJson);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkExchangeLogicPlanSrcGroupId, pNode->srcGroupId);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkExchangeLogicPlanSrcPrecision, pNode->precision);
+  }
+
+  return code;
+}
+
+static int32_t jsonToLogicExchangeNode(const SJson* pJson, void* pObj) {
+  SExchangeLogicNode* pNode = (SExchangeLogicNode*)pObj;
+
+  int32_t code = jsonToLogicPlanNode(pJson, pObj);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetIntValue(pJson, jkExchangeLogicPlanSrcGroupId, &pNode->srcGroupId);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetUTinyIntValue(pJson, jkExchangeLogicPlanSrcPrecision, &pNode->precision);
+  }
+
+  return code;
+}
+
 static const char* jkFillLogicPlanMode = "Mode";
 static const char* jkFillLogicPlanWStartTs = "WStartTs";
 static const char* jkFillLogicPlanValues = "Values";
@@ -2987,6 +3018,8 @@ static int32_t specificNodeToJson(const void* pObj, SJson* pJson) {
       return logicProjectNodeToJson(pObj, pJson);
     case QUERY_NODE_LOGIC_PLAN_VNODE_MODIF:
       break;
+    case QUERY_NODE_LOGIC_PLAN_EXCHANGE:
+      return logicExchangeNodeToJson(pObj, pJson);
     case QUERY_NODE_LOGIC_PLAN_FILL:
       return logicFillNodeToJson(pObj, pJson);
     case QUERY_NODE_LOGIC_PLAN_SORT:
@@ -3083,6 +3116,8 @@ static int32_t jsonToSpecificNode(const SJson* pJson, void* pObj) {
       return jsonToLogicScanNode(pJson, pObj);
     case QUERY_NODE_LOGIC_PLAN_PROJECT:
       return jsonToLogicProjectNode(pJson, pObj);
+    case QUERY_NODE_LOGIC_PLAN_EXCHANGE:
+      return jsonToLogicExchangeNode(pJson, pObj);
     case QUERY_NODE_LOGIC_PLAN_FILL:
       return jsonToLogicFillNode(pJson, pObj);
     case QUERY_NODE_LOGIC_PLAN_SORT:
diff --git a/source/libs/parser/inc/sql.y b/source/libs/parser/inc/sql.y
index 9c83b600d2..836e97c4db 100644
--- a/source/libs/parser/inc/sql.y
+++ b/source/libs/parser/inc/sql.y
@@ -241,7 +241,7 @@ alter_table_clause(A) ::=
 alter_table_clause(A) ::= 
   full_table_name(B) RENAME TAG column_name(C) column_name(D).                    { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_NAME, &C, &D); }
 alter_table_clause(A) ::=
-  full_table_name(B) SET TAG column_name(C) NK_EQ literal(D).                     { A = createAlterTableSetTag(pCxt, B, &C, D); }
+  full_table_name(B) SET TAG column_name(C) NK_EQ literal(D).                     { A = createAlterTableSetTag(pCxt, B, &C, releaseRawExprNode(pCxt, D)); }
 
 %type multi_create_clause                                                         { SNodeList* }
 %destructor multi_create_clause                                                   { nodesDestroyList($$); }
diff --git a/source/libs/parser/src/parAuthenticator.c b/source/libs/parser/src/parAuthenticator.c
index ad1dca6857..250e7910d6 100644
--- a/source/libs/parser/src/parAuthenticator.c
+++ b/source/libs/parser/src/parAuthenticator.c
@@ -14,6 +14,7 @@
  */
 
 #include "catalog.h"
+#include "cmdnodes.h"
 #include "parInt.h"
 
 typedef struct SAuthCxt {
@@ -65,8 +66,8 @@ static int32_t authSetOperator(SAuthCxt* pCxt, SSetOperator* pSetOper) {
   return code;
 }
 
-static int32_t authDropUser(SAuthCxt* pCxt, SDropUserReq* pStmt) {
-  if (!pCxt->pParseCxt->isSuperUser || 0 == strcmp(pStmt->user, TSDB_DEFAULT_USER)) {
+static int32_t authDropUser(SAuthCxt* pCxt, SDropUserStmt* pStmt) {
+  if (!pCxt->pParseCxt->isSuperUser || 0 == strcmp(pStmt->useName, TSDB_DEFAULT_USER)) {
     return TSDB_CODE_PAR_PERMISSION_DENIED;
   }
   return TSDB_CODE_SUCCESS;
@@ -92,7 +93,7 @@ static int32_t authQuery(SAuthCxt* pCxt, SNode* pStmt) {
     case QUERY_NODE_ALTER_USER_STMT:
       break;
     case QUERY_NODE_DROP_USER_STMT: {
-      return authDropUser(pCxt, (SDropUserReq*)pStmt);
+      return authDropUser(pCxt, (SDropUserStmt*)pStmt);
     }
     case QUERY_NODE_USE_DATABASE_STMT:
     case QUERY_NODE_CREATE_DNODE_STMT:
diff --git a/source/libs/parser/src/parInsert.c b/source/libs/parser/src/parInsert.c
index 15e4b8ef36..01833e1776 100644
--- a/source/libs/parser/src/parInsert.c
+++ b/source/libs/parser/src/parInsert.c
@@ -1041,18 +1041,6 @@ static void destroyInsertParseContextForTable(SInsertParseContext* pCxt) {
   destroyCreateSubTbReq(&pCxt->createTblReq);
 }
 
-static void destroyDataBlock(STableDataBlocks* pDataBlock) {
-  if (pDataBlock == NULL) {
-    return;
-  }
-
-  taosMemoryFreeClear(pDataBlock->pData);
-  if (!pDataBlock->cloned) {
-    destroyBoundColumnInfo(&pDataBlock->boundColumnInfo);
-  }
-  taosMemoryFreeClear(pDataBlock);
-}
-
 static void destroyInsertParseContext(SInsertParseContext* pCxt) {
   destroyInsertParseContextForTable(pCxt);
   taosHashCleanup(pCxt->pVgroupsHashObj);
@@ -1301,6 +1289,7 @@ int32_t qBuildStmtOutput(SQuery* pQuery, SHashObj* pVgHash, SHashObj* pBlockHash
 
   CHECK_CODE(buildOutput(&insertCtx));
 
+  destroyBlockArrayList(insertCtx.pVgDataBlocks);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -1580,16 +1569,25 @@ int32_t qBuildStmtColFields(void* pBlock, int32_t* fieldNum, TAOS_FIELD** fields
 
 // schemaless logic start
 
-typedef struct SmlExecHandle {
-  SHashObj* pBlockHash;
-
+typedef struct SmlExecTableHandle {
   SParsedDataColInfo tags;          // each table
   SKVRowBuilder      tagsBuilder;   // each table
   SVCreateTbReq      createTblReq;  // each table
+} SmlExecTableHandle;
 
-  SQuery* pQuery;
+typedef struct SmlExecHandle {
+  SHashObj*           pBlockHash;
+  SmlExecTableHandle  tableExecHandle;
+  SQuery              *pQuery;
 } SSmlExecHandle;
 
+static void smlDestroyTableHandle(void* pHandle) {
+  SmlExecTableHandle* handle = (SmlExecTableHandle*)pHandle;
+  tdDestroyKVRowBuilder(&handle->tagsBuilder);
+  destroyBoundColumnInfo(&handle->tags);
+  destroyCreateSubTbReq(&handle->createTblReq);
+}
+
 static int32_t smlBoundColumnData(SArray* cols, SParsedDataColInfo* pColList, SSchema* pSchema) {
   col_id_t nCols = pColList->numOfCols;
 
@@ -1692,25 +1690,26 @@ int32_t smlBindData(void *handle, SArray *tags, SArray *colsSchema, SArray *cols
   SMsgBuf pBuf = {.buf = msgBuf, .len = msgBufLen};
 
   SSmlExecHandle* smlHandle = (SSmlExecHandle*)handle;
+  smlDestroyTableHandle(&smlHandle->tableExecHandle);   // free for each table
   SSchema*        pTagsSchema = getTableTagSchema(pTableMeta);
-  setBoundColumnInfo(&smlHandle->tags, pTagsSchema, getNumOfTags(pTableMeta));
-  int ret = smlBoundColumnData(tags, &smlHandle->tags, pTagsSchema);
+  setBoundColumnInfo(&smlHandle->tableExecHandle.tags, pTagsSchema, getNumOfTags(pTableMeta));
+  int ret = smlBoundColumnData(tags, &smlHandle->tableExecHandle.tags, pTagsSchema);
   if (ret != TSDB_CODE_SUCCESS) {
     buildInvalidOperationMsg(&pBuf, "bound tags error");
     return ret;
   }
   SKVRow row = NULL;
-  ret = smlBuildTagRow(tags, &smlHandle->tagsBuilder, &smlHandle->tags, pTagsSchema, &row, &pBuf);
+  ret = smlBuildTagRow(tags, &smlHandle->tableExecHandle.tagsBuilder, &smlHandle->tableExecHandle.tags, pTagsSchema, &row, &pBuf);
   if (ret != TSDB_CODE_SUCCESS) {
     return ret;
   }
 
-  buildCreateTbReq(&smlHandle->createTblReq, tableName, row, pTableMeta->suid);
+  buildCreateTbReq(&smlHandle->tableExecHandle.createTblReq, tableName, row, pTableMeta->suid);
 
   STableDataBlocks* pDataBlock = NULL;
   ret = getDataBlockFromList(smlHandle->pBlockHash, &pTableMeta->uid, sizeof(pTableMeta->uid),
                              TSDB_DEFAULT_PAYLOAD_SIZE, sizeof(SSubmitBlk), getTableInfo(pTableMeta).rowSize,
-                             pTableMeta, &pDataBlock, NULL, &smlHandle->createTblReq);
+                             pTableMeta, &pDataBlock, NULL, &smlHandle->tableExecHandle.createTblReq);
   if (ret != TSDB_CODE_SUCCESS) {
     buildInvalidOperationMsg(&pBuf, "create data block error");
     return ret;
@@ -1826,9 +1825,7 @@ void smlDestroyHandle(void* pHandle) {
   if (!pHandle) return;
   SSmlExecHandle* handle = (SSmlExecHandle*)pHandle;
   destroyBlockHashmap(handle->pBlockHash);
-  tdDestroyKVRowBuilder(&handle->tagsBuilder);
-  destroyBoundColumnInfo(&handle->tags);
-  destroyCreateSubTbReq(&handle->createTblReq);
+  smlDestroyTableHandle(&handle->tableExecHandle);
   taosMemoryFree(handle);
 }
 
diff --git a/source/libs/parser/src/parInsertData.c b/source/libs/parser/src/parInsertData.c
index 8b649350b7..deb899309e 100644
--- a/source/libs/parser/src/parInsertData.c
+++ b/source/libs/parser/src/parInsertData.c
@@ -237,9 +237,7 @@ static void destroyDataBlock(STableDataBlocks* pDataBlock) {
   taosMemoryFreeClear(pDataBlock->pData);
   if (!pDataBlock->cloned) {
     // free the refcount for metermeta
-    if (pDataBlock->pTableMeta != NULL) {
-      taosMemoryFreeClear(pDataBlock->pTableMeta);
-    }
+    taosMemoryFreeClear(pDataBlock->pTableMeta);
 
     destroyBoundColumnInfo(&pDataBlock->boundColumnInfo);
   }
diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index 1639abceba..3983b53b6e 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -2949,8 +2949,8 @@ static int32_t translateCreateIndex(STranslateContext* pCxt, SCreateIndexStmt* p
 }
 
 static int32_t translateDropIndex(STranslateContext* pCxt, SDropIndexStmt* pStmt) {
-  SEncoder       encoder = {0};
-  int32_t        contLen = 0;
+  SEncoder      encoder = {0};
+  int32_t       contLen = 0;
   SVDropTSmaReq dropSmaReq = {0};
   strcpy(dropSmaReq.indexName, pStmt->indexName);
 
@@ -2958,7 +2958,7 @@ static int32_t translateDropIndex(STranslateContext* pCxt, SDropIndexStmt* pStmt
   if (NULL == pCxt->pCmdMsg) {
     return TSDB_CODE_OUT_OF_MEMORY;
   }
-  
+
   int32_t ret = 0;
   tEncodeSize(tEncodeSVDropTSmaReq, &dropSmaReq, contLen, ret);
   if (ret < 0) {
@@ -3725,7 +3725,7 @@ static int32_t buildNormalTableBatchReq(int32_t acctId, const SCreateTableStmt*
   req.type = TD_NORMAL_TABLE;
   req.name = strdup(pStmt->tableName);
   req.ntb.schema.nCols = LIST_LENGTH(pStmt->pCols);
-  req.ntb.schema.sver = 0;
+  req.ntb.schema.sver = 1;
   req.ntb.schema.pSchema = taosMemoryCalloc(req.ntb.schema.nCols, sizeof(SSchema));
   if (NULL == req.name || NULL == req.ntb.schema.pSchema) {
     destroyCreateTbReq(&req);
@@ -3800,7 +3800,7 @@ static void destroyCreateTbReqBatch(SVgroupCreateTableBatch* pTbBatch) {
   taosArrayDestroy(pTbBatch->req.pArray);
 }
 
-static int32_t rewriteToVnodeModifOpStmt(SQuery* pQuery, SArray* pBufArray) {
+static int32_t rewriteToVnodeModifyOpStmt(SQuery* pQuery, SArray* pBufArray) {
   SVnodeModifOpStmt* pNewStmt = nodesMakeNode(QUERY_NODE_VNODE_MODIF_STMT);
   if (pNewStmt == NULL) {
     return TSDB_CODE_OUT_OF_MEMORY;
@@ -3855,7 +3855,7 @@ static int32_t rewriteCreateTable(STranslateContext* pCxt, SQuery* pQuery) {
     code = buildCreateTableDataBlock(pCxt->pParseCxt->acctId, pStmt, &info, &pBufArray);
   }
   if (TSDB_CODE_SUCCESS == code) {
-    code = rewriteToVnodeModifOpStmt(pQuery, pBufArray);
+    code = rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
     if (TSDB_CODE_SUCCESS != code) {
       destroyCreateTbReqArray(pBufArray);
     }
@@ -4111,7 +4111,7 @@ static int32_t rewriteCreateMultiTable(STranslateContext* pCxt, SQuery* pQuery)
     return TSDB_CODE_OUT_OF_MEMORY;
   }
 
-  return rewriteToVnodeModifOpStmt(pQuery, pBufArray);
+  return rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
 }
 
 typedef struct SVgroupDropTableBatch {
@@ -4251,12 +4251,160 @@ static int32_t rewriteDropTable(STranslateContext* pCxt, SQuery* pQuery) {
     return TSDB_CODE_OUT_OF_MEMORY;
   }
 
-  return rewriteToVnodeModifOpStmt(pQuery, pBufArray);
+  return rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
+}
+
+static int32_t buildAlterTbReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, SVAlterTbReq* pReq) {
+  pReq->tbName = strdup(pStmt->tableName);
+  if (NULL == pReq->tbName) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  pReq->action = pStmt->alterType;
+
+  switch (pStmt->alterType) {
+    case TSDB_ALTER_TABLE_ADD_TAG:
+    case TSDB_ALTER_TABLE_DROP_TAG:
+    case TSDB_ALTER_TABLE_UPDATE_TAG_NAME:
+    case TSDB_ALTER_TABLE_UPDATE_TAG_BYTES:
+      return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
+    case TSDB_ALTER_TABLE_UPDATE_TAG_VAL:
+      pReq->tagName = strdup(pStmt->colName);
+      if (NULL == pReq->tagName) {
+        return TSDB_CODE_OUT_OF_MEMORY;
+      }
+      if (DEAL_RES_ERROR == translateValue(pCxt, pStmt->pVal)) {
+        return pCxt->errCode;
+      }
+      pReq->isNull = (TSDB_DATA_TYPE_NULL == pStmt->pVal->node.resType.type);
+      pReq->nTagVal = pStmt->pVal->node.resType.bytes;
+      char* pVal = nodesGetValueFromNode(pStmt->pVal);
+      pReq->pTagVal = IS_VAR_DATA_TYPE(pStmt->pVal->node.resType.type) ? pVal + VARSTR_HEADER_SIZE : pVal;
+      break;
+    case TSDB_ALTER_TABLE_ADD_COLUMN:
+    case TSDB_ALTER_TABLE_DROP_COLUMN:
+      pReq->colName = strdup(pStmt->colName);
+      if (NULL == pReq->colName) {
+        return TSDB_CODE_OUT_OF_MEMORY;
+      }
+      pReq->type = pStmt->dataType.type;
+      pReq->flags = COL_SMA_ON;
+      pReq->bytes = pStmt->dataType.bytes;
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+      pReq->colName = strdup(pStmt->colName);
+      if (NULL == pReq->colName) {
+        return TSDB_CODE_OUT_OF_MEMORY;
+      }
+      pReq->colModBytes = calcTypeBytes(pStmt->dataType);
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_OPTIONS:
+      if (-1 != pStmt->pOptions->ttl) {
+        pReq->updateTTL = true;
+        pReq->newTTL = pStmt->pOptions->ttl;
+      }
+      if ('\0' != pStmt->pOptions->comment[0]) {
+        pReq->updateComment = true;
+        pReq->newComment = strdup(pStmt->pOptions->comment);
+        if (NULL == pReq->newComment) {
+          return TSDB_CODE_OUT_OF_MEMORY;
+        }
+      }
+      break;
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
+      pReq->colName = strdup(pStmt->colName);
+      pReq->colNewName = strdup(pStmt->newColName);
+      if (NULL == pReq->colName || NULL == pReq->colNewName) {
+        return TSDB_CODE_OUT_OF_MEMORY;
+      }
+      break;
+    default:
+      break;
+  }
+
+  return TSDB_CODE_SUCCESS;
+}
+
+static int32_t serializeAlterTbReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, SVAlterTbReq* pReq,
+                                   SArray* pArray) {
+  SVgroupInfo vg = {0};
+  int32_t     code = getTableHashVgroup(pCxt, pStmt->dbName, pStmt->tableName, &vg);
+  int         tlen = 0;
+  if (TSDB_CODE_SUCCESS == code) {
+    tEncodeSize(tEncodeSVAlterTbReq, pReq, tlen, code);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    tlen += sizeof(SMsgHead);
+    void* pMsg = taosMemoryMalloc(tlen);
+    if (NULL == pMsg) {
+      return TSDB_CODE_OUT_OF_MEMORY;
+    }
+    ((SMsgHead*)pMsg)->vgId = htonl(vg.vgId);
+    ((SMsgHead*)pMsg)->contLen = htonl(tlen);
+    void*    pBuf = POINTER_SHIFT(pMsg, sizeof(SMsgHead));
+    SEncoder coder = {0};
+    tEncoderInit(&coder, pBuf, tlen - sizeof(SMsgHead));
+    tEncodeSVAlterTbReq(&coder, pReq);
+    tEncoderClear(&coder);
+
+    SVgDataBlocks* pVgData = taosMemoryCalloc(1, sizeof(SVgDataBlocks));
+    if (NULL == pVgData) {
+      taosMemoryFree(pMsg);
+      return TSDB_CODE_OUT_OF_MEMORY;
+    }
+    pVgData->vg = vg;
+    pVgData->pData = pMsg;
+    pVgData->size = tlen;
+    pVgData->numOfTables = 1;
+    taosArrayPush(pArray, &pVgData);
+  }
+
+  return code;
+}
+
+static int32_t buildModifyVnodeArray(STranslateContext* pCxt, SAlterTableStmt* pStmt, SVAlterTbReq* pReq,
+                                     SArray** pArray) {
+  SArray* pTmpArray = taosArrayInit(1, sizeof(void*));
+  if (NULL == pTmpArray) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+
+  int32_t code = serializeAlterTbReq(pCxt, pStmt, pReq, pTmpArray);
+  if (TSDB_CODE_SUCCESS == code) {
+    *pArray = pTmpArray;
+  } else {
+    taosArrayDestroy(pTmpArray);
+  }
+
+  return code;
 }
 
 static int32_t rewriteAlterTable(STranslateContext* pCxt, SQuery* pQuery) {
-  // todo
-  return TSDB_CODE_SUCCESS;
+  SAlterTableStmt* pStmt = (SAlterTableStmt*)pQuery->pRoot;
+
+  STableMeta* pTableMeta = NULL;
+  int32_t     code = getTableMeta(pCxt, pStmt->dbName, pStmt->tableName, &pTableMeta);
+  if (TSDB_CODE_SUCCESS != code) {
+    return code;
+  }
+
+  if (TSDB_SUPER_TABLE == pTableMeta->tableType) {
+    return TSDB_CODE_SUCCESS;
+  } else if (TSDB_CHILD_TABLE != pTableMeta->tableType && TSDB_NORMAL_TABLE != pTableMeta->tableType) {
+    return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
+  }
+
+  SVAlterTbReq req = {0};
+  code = buildAlterTbReq(pCxt, pStmt, &req);
+
+  SArray* pArray = NULL;
+  if (TSDB_CODE_SUCCESS == code) {
+    code = buildModifyVnodeArray(pCxt, pStmt, &req, &pArray);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = rewriteToVnodeModifyOpStmt(pQuery, pArray);
+  }
+
+  return code;
 }
 
 static int32_t rewriteQuery(STranslateContext* pCxt, SQuery* pQuery) {
@@ -4296,9 +4444,7 @@ static int32_t rewriteQuery(STranslateContext* pCxt, SQuery* pQuery) {
       code = rewriteDropTable(pCxt, pQuery);
       break;
     case QUERY_NODE_ALTER_TABLE_STMT:
-      if (TSDB_ALTER_TABLE_UPDATE_TAG_VAL == ((SAlterTableStmt*)pQuery->pRoot)->alterType) {
-        code = rewriteAlterTable(pCxt, pQuery);
-      }
+      code = rewriteAlterTable(pCxt, pQuery);
       break;
     default:
       break;
diff --git a/source/libs/parser/src/parUtil.c b/source/libs/parser/src/parUtil.c
index 0c703c9dfc..e7716741ed 100644
--- a/source/libs/parser/src/parUtil.c
+++ b/source/libs/parser/src/parUtil.c
@@ -152,6 +152,8 @@ static char* getSyntaxErrFormat(int32_t errCode) {
       return "Invalid timeline function";
     case TSDB_CODE_PAR_INVALID_PASSWD:
       return "Invalid password";
+    case TSDB_CODE_PAR_INVALID_ALTER_TABLE:
+      return "Invalid alter table statement";
     case TSDB_CODE_OUT_OF_MEMORY:
       return "Out of memory";
     default:
diff --git a/source/libs/parser/src/sql.c b/source/libs/parser/src/sql.c
index 4293131338..ed812405e0 100644
--- a/source/libs/parser/src/sql.c
+++ b/source/libs/parser/src/sql.c
@@ -3500,7 +3500,7 @@ static YYACTIONTYPE yy_reduce(
   yymsp[-4].minor.yy172 = yylhsminor.yy172;
         break;
       case 121: /* alter_table_clause ::= full_table_name SET TAG column_name NK_EQ literal */
-{ yylhsminor.yy172 = createAlterTableSetTag(pCxt, yymsp[-5].minor.yy172, &yymsp[-2].minor.yy105, yymsp[0].minor.yy172); }
+{ yylhsminor.yy172 = createAlterTableSetTag(pCxt, yymsp[-5].minor.yy172, &yymsp[-2].minor.yy105, releaseRawExprNode(pCxt, yymsp[0].minor.yy172)); }
   yymsp[-5].minor.yy172 = yylhsminor.yy172;
         break;
       case 123: /* multi_create_clause ::= multi_create_clause create_subtable_clause */
diff --git a/source/libs/parser/test/parInitialATest.cpp b/source/libs/parser/test/parInitialATest.cpp
index 4ddb7736b2..e1fa8ffe8d 100644
--- a/source/libs/parser/test/parInitialATest.cpp
+++ b/source/libs/parser/test/parInitialATest.cpp
@@ -69,7 +69,7 @@ TEST_F(ParserInitialATest, alterDatabase) {
  *   | COMMENT 'string_value'
  * }
  */
-TEST_F(ParserInitialATest, alterTable) {
+TEST_F(ParserInitialATest, alterSTable) {
   useDb("root", "test");
 
   SMAlterStbReq expect = {0};
@@ -119,7 +119,7 @@ TEST_F(ParserInitialATest, alterTable) {
   setCheckDdlFunc([&](const SQuery* pQuery, ParserStage stage) {
     ASSERT_EQ(nodeType(pQuery->pRoot), QUERY_NODE_ALTER_TABLE_STMT);
     SMAlterStbReq req = {0};
-    ASSERT_TRUE(TSDB_CODE_SUCCESS == tDeserializeSMAlterStbReq(pQuery->pCmdMsg->pMsg, pQuery->pCmdMsg->msgLen, &req));
+    ASSERT_EQ(tDeserializeSMAlterStbReq(pQuery->pCmdMsg->pMsg, pQuery->pCmdMsg->msgLen, &req), TSDB_CODE_SUCCESS);
     ASSERT_EQ(std::string(req.name), std::string(expect.name));
     ASSERT_EQ(req.alterType, expect.alterType);
     ASSERT_EQ(req.numOfFields, expect.numOfFields);
@@ -139,24 +139,24 @@ TEST_F(ParserInitialATest, alterTable) {
     }
   });
 
-  setAlterStbReqFunc("t1", TSDB_ALTER_TABLE_UPDATE_OPTIONS, 0, nullptr, 0, 0, nullptr, nullptr, 10);
-  run("ALTER TABLE t1 TTL 10");
+  setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_UPDATE_OPTIONS, 0, nullptr, 0, 0, nullptr, nullptr, 10);
+  run("ALTER TABLE st1 TTL 10");
 
-  setAlterStbReqFunc("t1", TSDB_ALTER_TABLE_UPDATE_OPTIONS, 0, nullptr, 0, 0, nullptr, "test");
-  run("ALTER TABLE t1 COMMENT 'test'");
+  setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_UPDATE_OPTIONS, 0, nullptr, 0, 0, nullptr, "test");
+  run("ALTER TABLE st1 COMMENT 'test'");
 
-  setAlterStbReqFunc("t1", TSDB_ALTER_TABLE_ADD_COLUMN, 1, "cc1", TSDB_DATA_TYPE_BIGINT);
-  run("ALTER TABLE t1 ADD COLUMN cc1 BIGINT");
+  setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_ADD_COLUMN, 1, "cc1", TSDB_DATA_TYPE_BIGINT);
+  run("ALTER TABLE st1 ADD COLUMN cc1 BIGINT");
 
-  setAlterStbReqFunc("t1", TSDB_ALTER_TABLE_DROP_COLUMN, 1, "c1");
-  run("ALTER TABLE t1 DROP COLUMN c1");
+  setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_DROP_COLUMN, 1, "c1");
+  run("ALTER TABLE st1 DROP COLUMN c1");
 
-  setAlterStbReqFunc("t1", TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, 1, "c1", TSDB_DATA_TYPE_VARCHAR,
+  setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, 1, "c1", TSDB_DATA_TYPE_VARCHAR,
                      20 + VARSTR_HEADER_SIZE);
-  run("ALTER TABLE t1 MODIFY COLUMN c1 VARCHAR(20)");
+  run("ALTER TABLE st1 MODIFY COLUMN c1 VARCHAR(20)");
 
-  setAlterStbReqFunc("t1", TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME, 2, "c1", 0, 0, "cc1");
-  run("ALTER TABLE t1 RENAME COLUMN c1 cc1");
+  setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME, 2, "c1", 0, 0, "cc1");
+  run("ALTER TABLE st1 RENAME COLUMN c1 cc1");
 
   setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_ADD_TAG, 1, "tag11", TSDB_DATA_TYPE_BIGINT);
   run("ALTER TABLE st1 ADD TAG tag11 BIGINT");
@@ -171,7 +171,127 @@ TEST_F(ParserInitialATest, alterTable) {
   setAlterStbReqFunc("st1", TSDB_ALTER_TABLE_UPDATE_TAG_NAME, 2, "tag1", 0, 0, "tag11");
   run("ALTER TABLE st1 RENAME TAG tag1 tag11");
 
-  // run("ALTER TABLE st1s1 SET TAG tag1=10");
+  // todo
+  // ADD {FULLTEXT | SMA} INDEX index_name (col_name [, col_name] ...) [index_option]
+}
+
+TEST_F(ParserInitialATest, alterTable) {
+  useDb("root", "test");
+
+  SVAlterTbReq expect = {0};
+
+  auto setAlterColFunc = [&](const char* pTbname, int8_t alterType, const char* pColName, int8_t dataType = 0,
+                             int32_t dataBytes = 0, const char* pNewColName = nullptr) {
+    memset(&expect, 0, sizeof(SVAlterTbReq));
+    expect.tbName = strdup(pTbname);
+    expect.action = alterType;
+    expect.colName = strdup(pColName);
+
+    switch (alterType) {
+      case TSDB_ALTER_TABLE_ADD_COLUMN:
+        expect.type = dataType;
+        expect.flags = COL_SMA_ON;
+        expect.bytes = dataBytes > 0 ? dataBytes : (dataType > 0 ? tDataTypes[dataType].bytes : 0);
+        break;
+      case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+        expect.colModBytes = dataBytes;
+        break;
+      case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
+        expect.colNewName = strdup(pNewColName);
+        break;
+      default:
+        break;
+    }
+  };
+
+  auto setAlterTagFunc = [&](const char* pTbname, const char* pTagName, const uint8_t* pNewVal, uint32_t bytes) {
+    memset(&expect, 0, sizeof(SVAlterTbReq));
+    expect.tbName = strdup(pTbname);
+    expect.action = TSDB_ALTER_TABLE_UPDATE_TAG_VAL;
+    expect.tagName = strdup(pTagName);
+
+    expect.isNull = (nullptr == pNewVal);
+    expect.nTagVal = bytes;
+    expect.pTagVal = pNewVal;
+  };
+
+  auto setAlterOptionsFunc = [&](const char* pTbname, int32_t ttl, const char* pComment = nullptr) {
+    memset(&expect, 0, sizeof(SVAlterTbReq));
+    expect.tbName = strdup(pTbname);
+    expect.action = TSDB_ALTER_TABLE_UPDATE_OPTIONS;
+    if (-1 != ttl) {
+      expect.updateTTL = true;
+      expect.newTTL = ttl;
+    }
+    if (nullptr != pComment) {
+      expect.updateComment = true;
+      expect.newComment = pComment;
+    }
+  };
+
+  setCheckDdlFunc([&](const SQuery* pQuery, ParserStage stage) {
+    ASSERT_EQ(nodeType(pQuery->pRoot), QUERY_NODE_VNODE_MODIF_STMT);
+    SVnodeModifOpStmt* pStmt = (SVnodeModifOpStmt*)pQuery->pRoot;
+
+    ASSERT_EQ(pStmt->sqlNodeType, QUERY_NODE_ALTER_TABLE_STMT);
+    ASSERT_NE(pStmt->pDataBlocks, nullptr);
+    ASSERT_EQ(taosArrayGetSize(pStmt->pDataBlocks), 1);
+    SVgDataBlocks* pVgData = (SVgDataBlocks*)taosArrayGetP(pStmt->pDataBlocks, 0);
+    void*          pBuf = POINTER_SHIFT(pVgData->pData, sizeof(SMsgHead));
+    SVAlterTbReq   req = {0};
+    SDecoder       coder = {0};
+    tDecoderInit(&coder, (const uint8_t*)pBuf, pVgData->size);
+    ASSERT_EQ(tDecodeSVAlterTbReq(&coder, &req), TSDB_CODE_SUCCESS);
+
+    ASSERT_EQ(std::string(req.tbName), std::string(expect.tbName));
+    ASSERT_EQ(req.action, expect.action);
+    if (nullptr != expect.colName) {
+      ASSERT_EQ(std::string(req.colName), std::string(expect.colName));
+    }
+    ASSERT_EQ(req.type, expect.type);
+    ASSERT_EQ(req.flags, expect.flags);
+    ASSERT_EQ(req.bytes, expect.bytes);
+    ASSERT_EQ(req.colModBytes, expect.colModBytes);
+    if (nullptr != expect.colNewName) {
+      ASSERT_EQ(std::string(req.colNewName), std::string(expect.colNewName));
+    }
+    if (nullptr != expect.tagName) {
+      ASSERT_EQ(std::string(req.tagName), std::string(expect.tagName));
+    }
+    ASSERT_EQ(req.isNull, expect.isNull);
+    ASSERT_EQ(req.nTagVal, expect.nTagVal);
+    ASSERT_EQ(memcmp(req.pTagVal, expect.pTagVal, expect.nTagVal), 0);
+    ASSERT_EQ(req.updateTTL, expect.updateTTL);
+    ASSERT_EQ(req.newTTL, expect.newTTL);
+    ASSERT_EQ(req.updateComment, expect.updateComment);
+    if (nullptr != expect.newComment) {
+      ASSERT_EQ(std::string(req.newComment), std::string(expect.newComment));
+    }
+
+    tDecoderClear(&coder);
+  });
+
+  setAlterOptionsFunc("t1", 10, nullptr);
+  run("ALTER TABLE t1 TTL 10");
+
+  setAlterOptionsFunc("t1", -1, "test");
+  run("ALTER TABLE t1 COMMENT 'test'");
+
+  setAlterColFunc("t1", TSDB_ALTER_TABLE_ADD_COLUMN, "cc1", TSDB_DATA_TYPE_BIGINT);
+  run("ALTER TABLE t1 ADD COLUMN cc1 BIGINT");
+
+  setAlterColFunc("t1", TSDB_ALTER_TABLE_DROP_COLUMN, "c1");
+  run("ALTER TABLE t1 DROP COLUMN c1");
+
+  setAlterColFunc("t1", TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, "c1", TSDB_DATA_TYPE_VARCHAR, 20 + VARSTR_HEADER_SIZE);
+  run("ALTER TABLE t1 MODIFY COLUMN c1 VARCHAR(20)");
+
+  setAlterColFunc("t1", TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME, "c1", 0, 0, "cc1");
+  run("ALTER TABLE t1 RENAME COLUMN c1 cc1");
+
+  int64_t val = 10;
+  setAlterTagFunc("st1s1", "tag1", (const uint8_t*)&val, sizeof(val));
+  run("ALTER TABLE st1s1 SET TAG tag1=10");
 
   // todo
   // ADD {FULLTEXT | SMA} INDEX index_name (col_name [, col_name] ...) [index_option]
diff --git a/source/libs/parser/test/parSelectTest.cpp b/source/libs/parser/test/parSelectTest.cpp
index 821f480b20..47424d3138 100644
--- a/source/libs/parser/test/parSelectTest.cpp
+++ b/source/libs/parser/test/parSelectTest.cpp
@@ -235,11 +235,17 @@ TEST_F(ParserSelectTest, semanticError) {
 TEST_F(ParserSelectTest, setOperator) {
   useDb("root", "test");
 
-  // run("SELECT * FROM t1 UNION ALL SELECT * FROM t1");
+  run("SELECT * FROM t1 UNION ALL SELECT * FROM t1");
 
-  // run("(SELECT * FROM t1) UNION ALL (SELECT * FROM t1)");
+  run("(SELECT * FROM t1) UNION ALL (SELECT * FROM t1)");
 
   run("SELECT c1 FROM (SELECT c1 FROM t1 UNION ALL SELECT c1 FROM t1)");
 }
 
+TEST_F(ParserSelectTest, informationSchema) {
+  useDb("root", "test");
+
+  run("SELECT * FROM information_schema.user_databases WHERE name = 'information_schema'");
+}
+
 }  // namespace ParserTest
diff --git a/source/libs/planner/src/planLogicCreater.c b/source/libs/planner/src/planLogicCreater.c
index d4b9f5b292..c2434e60f3 100644
--- a/source/libs/planner/src/planLogicCreater.c
+++ b/source/libs/planner/src/planLogicCreater.c
@@ -985,6 +985,8 @@ static int32_t getMsgType(ENodeType sqlType) {
       return TDMT_VND_CREATE_TABLE;
     case QUERY_NODE_DROP_TABLE_STMT:
       return TDMT_VND_DROP_TABLE;
+    case QUERY_NODE_ALTER_TABLE_STMT:
+      return TDMT_VND_ALTER_TABLE;
     default:
       break;
   }
diff --git a/source/libs/planner/src/planOptimizer.c b/source/libs/planner/src/planOptimizer.c
index edac2a879f..e38c180ac6 100644
--- a/source/libs/planner/src/planOptimizer.c
+++ b/source/libs/planner/src/planOptimizer.c
@@ -392,7 +392,8 @@ static int32_t cpdCalcTimeRange(SScanLogicNode* pScan, SNode** pPrimaryKeyCond,
 }
 
 static int32_t cpdOptimizeScanCondition(SOptimizeContext* pCxt, SScanLogicNode* pScan) {
-  if (NULL == pScan->node.pConditions || OPTIMIZE_FLAG_TEST_MASK(pScan->node.optimizedFlag, OPTIMIZE_FLAG_CPD)) {
+  if (NULL == pScan->node.pConditions || OPTIMIZE_FLAG_TEST_MASK(pScan->node.optimizedFlag, OPTIMIZE_FLAG_CPD) ||
+      TSDB_SYSTEM_TABLE == pScan->pMeta->tableType) {
     return TSDB_CODE_SUCCESS;
   }
 
diff --git a/source/libs/planner/src/planSpliter.c b/source/libs/planner/src/planSpliter.c
index 1266e8ae4b..54bc24e8bb 100644
--- a/source/libs/planner/src/planSpliter.c
+++ b/source/libs/planner/src/planSpliter.c
@@ -303,7 +303,7 @@ static SLogicNode* unMatchByNode(SLogicNode* pNode) {
   }
   SNode* pChild;
   FOREACH(pChild, pNode->pChildren) {
-    SLogicNode* pSplitNode = uaMatchByNode((SLogicNode*)pChild);
+    SLogicNode* pSplitNode = unMatchByNode((SLogicNode*)pChild);
     if (NULL != pSplitNode) {
       return pSplitNode;
     }
@@ -318,7 +318,7 @@ static int32_t unCreateExchangeNode(SSplitContext* pCxt, SLogicSubplan* pSubplan
   }
   pExchange->srcGroupId = pCxt->groupId;
   // pExchange->precision = pScan->pMeta->tableInfo.precision;
-  pExchange->node.pTargets = nodesCloneList(pAgg->node.pTargets);
+  pExchange->node.pTargets = nodesCloneList(pAgg->pGroupKeys);
   if (NULL == pExchange->node.pTargets) {
     return TSDB_CODE_OUT_OF_MEMORY;
   }
diff --git a/source/libs/planner/test/planOtherTest.cpp b/source/libs/planner/test/planOtherTest.cpp
index b70cb4d19a..67c09d706e 100644
--- a/source/libs/planner/test/planOtherTest.cpp
+++ b/source/libs/planner/test/planOtherTest.cpp
@@ -47,4 +47,10 @@ TEST_F(PlanOtherTest, explain) {
   run("explain analyze SELECT * FROM t1");
 
   run("explain analyze verbose true ratio 0.01 SELECT * FROM t1");
-}
\ No newline at end of file
+}
+
+TEST_F(PlanOtherTest, show) {
+  useDb("root", "test");
+
+  run("SHOW DATABASES");
+}
diff --git a/source/libs/planner/test/planStateTest.cpp b/source/libs/planner/test/planStateTest.cpp
index 83c9621916..9ff035e148 100644
--- a/source/libs/planner/test/planStateTest.cpp
+++ b/source/libs/planner/test/planStateTest.cpp
@@ -23,13 +23,13 @@ class PlanStateTest : public PlannerTestBase {};
 TEST_F(PlanStateTest, basic) {
   useDb("root", "test");
 
-  run("select count(*) from t1 state_window(c1)");
+  run("SELECT COUNT(*) FROM t1 STATE_WINDOW(c1)");
 }
 
 TEST_F(PlanStateTest, stateExpr) {
   useDb("root", "test");
 
-  run("select count(*) from t1 state_window(c1 + 10)");
+  run("SELECT COUNT(*) FROM t1 STATE_WINDOW(c1 + 10)");
 }
 
 TEST_F(PlanStateTest, selectFunc) {
diff --git a/source/libs/planner/test/planSubqueryTest.cpp b/source/libs/planner/test/planSubqueryTest.cpp
index 11e5e98052..6a7cb91bb9 100644
--- a/source/libs/planner/test/planSubqueryTest.cpp
+++ b/source/libs/planner/test/planSubqueryTest.cpp
@@ -25,11 +25,9 @@ TEST_F(PlanSubqeuryTest, basic) {
 
   if (0 == g_skipSql) {
     run("SELECT * FROM (SELECT * FROM t1)");
-
-    run("SELECT LAST(c1) FROM (SELECT * FROM t1)");
   }
 
-  run("SELECT c1 FROM (SELECT c1 FROM t1 UNION ALL SELECT c1 FROM t1)");
+  run("SELECT LAST(c1) FROM (SELECT * FROM t1)");
 }
 
 TEST_F(PlanSubqeuryTest, doubleGroupBy) {
@@ -39,3 +37,11 @@ TEST_F(PlanSubqeuryTest, doubleGroupBy) {
       "SELECT c1 + c3 a, c1 + COUNT(*) b FROM t1 WHERE c2 = 'abc' GROUP BY c1, c3) "
       "WHERE a > 100 GROUP BY b");
 }
+
+TEST_F(PlanSubqeuryTest, withSetOperator) {
+  useDb("root", "test");
+
+  run("SELECT c1 FROM (SELECT c1 FROM t1 UNION ALL SELECT c1 FROM t1)");
+
+  run("SELECT c1 FROM (SELECT c1 FROM t1 UNION SELECT c1 FROM t1)");
+}
diff --git a/source/libs/planner/test/planSysTbTest.cpp b/source/libs/planner/test/planSysTbTest.cpp
index fff6bfcca4..e5c30030b3 100644
--- a/source/libs/planner/test/planSysTbTest.cpp
+++ b/source/libs/planner/test/planSysTbTest.cpp
@@ -27,8 +27,8 @@ TEST_F(PlanSysTableTest, show) {
   run("show stables");
 }
 
-TEST_F(PlanSysTableTest, information) {
+TEST_F(PlanSysTableTest, informationSchema) {
   useDb("root", "information_schema");
 
-  run("show tables");
+  run("SELECT * FROM information_schema.user_databases WHERE name = 'information_schema'");
 }
diff --git a/source/libs/qworker/src/qworker.c b/source/libs/qworker/src/qworker.c
index 717958c033..6a25b23c6b 100644
--- a/source/libs/qworker/src/qworker.c
+++ b/source/libs/qworker/src/qworker.c
@@ -812,13 +812,11 @@ int32_t qwHandlePrePhaseEvents(QW_FPARAMS_DEF, int8_t phase, SQWPhaseInput *inpu
   }
 
   if (ctx->rspCode) {
-    QW_TASK_ELOG("task already failed at phase %s, error:%x - %s", qwPhaseStr(phase), ctx->rspCode,
-                 tstrerror(ctx->rspCode));
+    QW_TASK_ELOG("task already failed at phase %s, code:%s", qwPhaseStr(phase), tstrerror(ctx->rspCode));
     QW_ERR_JRET(ctx->rspCode);
   }
 
 _return:
-
   if (ctx) {
     QW_UPDATE_RSP_CODE(ctx, code);
 
@@ -836,7 +834,11 @@ _return:
     QW_TASK_DLOG("cancel rsp send, handle:%p, code:%x - %s", cancelConnection->handle, code, tstrerror(code));
   }
 
-  QW_TASK_DLOG("end to handle event at phase %s, code:%x - %s", qwPhaseStr(phase), code, tstrerror(code));
+  if (code != TSDB_CODE_SUCCESS) {
+    QW_TASK_ELOG("end to handle event at phase %s, code:%s", qwPhaseStr(phase), tstrerror(code));
+  } else {
+    QW_TASK_DLOG("end to handle event at phase %s, code:%s", qwPhaseStr(phase), tstrerror(code));
+  }
 
   QW_RET(code);
 }
diff --git a/source/libs/scheduler/src/scheduler.c b/source/libs/scheduler/src/scheduler.c
index 2710e54f95..5637539fea 100644
--- a/source/libs/scheduler/src/scheduler.c
+++ b/source/libs/scheduler/src/scheduler.c
@@ -256,6 +256,7 @@ int32_t schValidateTaskReceivedMsgType(SSchJob *pJob, SSchTask *pTask, int32_t m
       return TSDB_CODE_SUCCESS;
     case TDMT_VND_CREATE_TABLE_RSP:
     case TDMT_VND_DROP_TABLE_RSP:
+    case TDMT_VND_ALTER_TABLE_RSP:
     case TDMT_VND_SUBMIT_RSP:
       break;
     default:
@@ -1131,6 +1132,24 @@ int32_t schHandleResponseMsg(SSchJob *pJob, SSchTask *pTask, int32_t msgType, ch
       SCH_ERR_RET(schProcessOnTaskSuccess(pJob, pTask));
       break;
     }
+    case TDMT_VND_ALTER_TABLE_RSP: {
+      SVAlterTbRsp rsp = {0};
+      if (msg) {
+        SDecoder coder = {0};
+        tDecoderInit(&coder, msg, msgSize);
+        code = tDecodeSVAlterTbRsp(&coder, &rsp);
+        tDecoderClear(&coder);
+        SCH_ERR_JRET(code);
+        SCH_ERR_JRET(rsp.code);
+      }
+
+      SCH_ERR_JRET(rspCode);
+
+      if (NULL == msg) {
+        SCH_ERR_JRET(TSDB_CODE_QRY_INVALID_INPUT);
+      }
+      break;
+    }
     case TDMT_VND_SUBMIT_RSP: {
       SCH_ERR_JRET(rspCode);
 
@@ -1391,6 +1410,10 @@ int32_t schHandleDropTableCallback(void *param, const SDataBuf *pMsg, int32_t co
   return schHandleCallback(param, pMsg, TDMT_VND_DROP_TABLE_RSP, code);
 }
 
+int32_t schHandleAlterTableCallback(void *param, const SDataBuf *pMsg, int32_t code) {
+  return schHandleCallback(param, pMsg, TDMT_VND_ALTER_TABLE_RSP, code);
+}
+
 int32_t schHandleQueryCallback(void *param, const SDataBuf *pMsg, int32_t code) {
   return schHandleCallback(param, pMsg, TDMT_VND_QUERY_RSP, code);
 }
@@ -1490,6 +1513,9 @@ int32_t schGetCallbackFp(int32_t msgType, __async_send_cb_fn_t *fp) {
     case TDMT_VND_DROP_TABLE:
       *fp = schHandleDropTableCallback;
       break;
+    case TDMT_VND_ALTER_TABLE:
+      *fp = schHandleAlterTableCallback;
+      break;
     case TDMT_VND_SUBMIT:
       *fp = schHandleSubmitCallback;
       break;
@@ -2010,6 +2036,7 @@ int32_t schBuildAndSendMsg(SSchJob *pJob, SSchTask *pTask, SQueryNodeAddr *addr,
   switch (msgType) {
     case TDMT_VND_CREATE_TABLE:
     case TDMT_VND_DROP_TABLE:
+    case TDMT_VND_ALTER_TABLE:
     case TDMT_VND_SUBMIT: {
       msgSize = pTask->msgLen;
       msg = taosMemoryCalloc(1, msgSize);
diff --git a/source/libs/sync/inc/syncIndexMgr.h b/source/libs/sync/inc/syncIndexMgr.h
index 63f24b104f..0a6e2428fe 100644
--- a/source/libs/sync/inc/syncIndexMgr.h
+++ b/source/libs/sync/inc/syncIndexMgr.h
@@ -35,6 +35,7 @@ typedef struct SSyncIndexMgr {
 } SSyncIndexMgr;
 
 SSyncIndexMgr *syncIndexMgrCreate(SSyncNode *pSyncNode);
+void           syncIndexMgrUpdate(SSyncIndexMgr *pSyncIndexMgr, SSyncNode *pSyncNode);
 void           syncIndexMgrDestroy(SSyncIndexMgr *pSyncIndexMgr);
 void           syncIndexMgrClear(SSyncIndexMgr *pSyncIndexMgr);
 void           syncIndexMgrSetIndex(SSyncIndexMgr *pSyncIndexMgr, const SRaftId *pRaftId, SyncIndex index);
diff --git a/source/libs/sync/inc/syncInt.h b/source/libs/sync/inc/syncInt.h
index 8a21eea7b7..9b655fb0fa 100644
--- a/source/libs/sync/inc/syncInt.h
+++ b/source/libs/sync/inc/syncInt.h
@@ -247,6 +247,7 @@ typedef struct SSyncNode {
 // open/close --------------
 SSyncNode* syncNodeOpen(const SSyncInfo* pSyncInfo);
 void       syncNodeStart(SSyncNode* pSyncNode);
+void       syncNodeStartStandBy(SSyncNode* pSyncNode);
 void       syncNodeClose(SSyncNode* pSyncNode);
 
 // ping --------------
@@ -271,7 +272,7 @@ int32_t syncNodeSendMsgByInfo(const SNodeInfo* nodeInfo, SSyncNode* pSyncNode, S
 cJSON*  syncNode2Json(const SSyncNode* pSyncNode);
 char*   syncNode2Str(const SSyncNode* pSyncNode);
 char*   syncNode2SimpleStr(const SSyncNode* pSyncNode);
-void    syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg *newConfig);
+void    syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg* newConfig);
 
 SSyncNode* syncNodeAcquire(int64_t rid);
 void       syncNodeRelease(SSyncNode* pNode);
diff --git a/source/libs/sync/inc/syncUtil.h b/source/libs/sync/inc/syncUtil.h
index 159af1610e..1b08d3f7a1 100644
--- a/source/libs/sync/inc/syncUtil.h
+++ b/source/libs/sync/inc/syncUtil.h
@@ -62,7 +62,6 @@ bool        syncUtilUserPreCommit(tmsg_t msgType);
 bool        syncUtilUserCommit(tmsg_t msgType);
 bool        syncUtilUserRollback(tmsg_t msgType);
 
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/src/syncAppendEntries.c b/source/libs/sync/src/syncAppendEntries.c
index aed19d042e..1a5d418e75 100644
--- a/source/libs/sync/src/syncAppendEntries.c
+++ b/source/libs/sync/src/syncAppendEntries.c
@@ -15,11 +15,11 @@
 
 #include "syncAppendEntries.h"
 #include "syncInt.h"
+#include "syncRaftCfg.h"
 #include "syncRaftLog.h"
 #include "syncRaftStore.h"
 #include "syncUtil.h"
 #include "syncVoteMgr.h"
-#include "syncRaftCfg.h"
 
 // TLA+ Spec
 // HandleAppendEntriesRequest(i, j, m) ==
@@ -200,7 +200,7 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
             SSyncRaftEntry* pRollBackEntry = logStoreGetEntry(ths->pLogStore, index);
             assert(pRollBackEntry != NULL);
 
-            //if (pRollBackEntry->msgType != TDMT_VND_SYNC_NOOP) {
+            // if (pRollBackEntry->msgType != TDMT_VND_SYNC_NOOP) {
             if (syncUtilUserRollback(pRollBackEntry->msgType)) {
               SRpcMsg rpcMsg;
               syncEntry2OriginalRpc(pRollBackEntry, &rpcMsg);
@@ -229,7 +229,7 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
         SRpcMsg rpcMsg;
         syncEntry2OriginalRpc(pAppendEntry, &rpcMsg);
         if (ths->pFsm != NULL) {
-          //if (ths->pFsm->FpPreCommitCb != NULL && pAppendEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
+          // if (ths->pFsm->FpPreCommitCb != NULL && pAppendEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
           if (ths->pFsm->FpPreCommitCb != NULL && syncUtilUserPreCommit(pAppendEntry->originalRpcType)) {
             SFsmCbMeta cbMeta;
             cbMeta.index = pAppendEntry->index;
@@ -261,7 +261,7 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
       SRpcMsg rpcMsg;
       syncEntry2OriginalRpc(pAppendEntry, &rpcMsg);
       if (ths->pFsm != NULL) {
-        //if (ths->pFsm->FpPreCommitCb != NULL && pAppendEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
+        // if (ths->pFsm->FpPreCommitCb != NULL && pAppendEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
         if (ths->pFsm->FpPreCommitCb != NULL && syncUtilUserPreCommit(pAppendEntry->originalRpcType)) {
           SFsmCbMeta cbMeta;
           cbMeta.index = pAppendEntry->index;
@@ -324,7 +324,7 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
               SRpcMsg rpcMsg;
               syncEntry2OriginalRpc(pEntry, &rpcMsg);
 
-              //if (ths->pFsm->FpCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
+              // if (ths->pFsm->FpCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
               if (ths->pFsm->FpCommitCb != NULL && syncUtilUserCommit(pEntry->originalRpcType)) {
                 SFsmCbMeta cbMeta;
                 cbMeta.index = pEntry->index;
@@ -338,10 +338,15 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
               // config change
               if (pEntry->originalRpcType == TDMT_VND_SYNC_CONFIG_CHANGE) {
                 SSyncCfg newSyncCfg;
-                int32_t ret = syncCfgFromStr(rpcMsg.pCont, &newSyncCfg);
+                int32_t  ret = syncCfgFromStr(rpcMsg.pCont, &newSyncCfg);
                 ASSERT(ret == 0);
 
                 syncNodeUpdateConfig(ths, &newSyncCfg);
+                if (ths->state == TAOS_SYNC_STATE_LEADER) {
+                  syncNodeBecomeLeader(ths);
+                } else {
+                  syncNodeBecomeFollower(ths);
+                }
               }
 
               rpcFreeCont(rpcMsg.pCont);
diff --git a/source/libs/sync/src/syncCommit.c b/source/libs/sync/src/syncCommit.c
index 620f0e9cd2..0f17cf267e 100644
--- a/source/libs/sync/src/syncCommit.c
+++ b/source/libs/sync/src/syncCommit.c
@@ -16,10 +16,10 @@
 #include "syncCommit.h"
 #include "syncIndexMgr.h"
 #include "syncInt.h"
+#include "syncRaftCfg.h"
 #include "syncRaftLog.h"
 #include "syncRaftStore.h"
 #include "syncUtil.h"
-#include "syncRaftCfg.h"
 
 // \* Leader i advances its commitIndex.
 // \* This is done as a separate step from handling AppendEntries responses,
@@ -102,7 +102,7 @@ void syncMaybeAdvanceCommitIndex(SSyncNode* pSyncNode) {
           SRpcMsg rpcMsg;
           syncEntry2OriginalRpc(pEntry, &rpcMsg);
 
-          //if (pSyncNode->pFsm->FpCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
+          // if (pSyncNode->pFsm->FpCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
           if (pSyncNode->pFsm->FpCommitCb != NULL && syncUtilUserCommit(pEntry->originalRpcType)) {
             SFsmCbMeta cbMeta;
             cbMeta.index = pEntry->index;
@@ -114,12 +114,17 @@ void syncMaybeAdvanceCommitIndex(SSyncNode* pSyncNode) {
           }
 
           // config change
-            if (pEntry->originalRpcType == TDMT_VND_SYNC_CONFIG_CHANGE) {
-              SSyncCfg newSyncCfg;
-              int32_t ret = syncCfgFromStr(rpcMsg.pCont, &newSyncCfg);
-              ASSERT(ret == 0);
+          if (pEntry->originalRpcType == TDMT_VND_SYNC_CONFIG_CHANGE) {
+            SSyncCfg newSyncCfg;
+            int32_t  ret = syncCfgFromStr(rpcMsg.pCont, &newSyncCfg);
+            ASSERT(ret == 0);
 
-              syncNodeUpdateConfig(pSyncNode, &newSyncCfg);
+            syncNodeUpdateConfig(pSyncNode, &newSyncCfg);
+            if (pSyncNode->state == TAOS_SYNC_STATE_LEADER) {
+              syncNodeBecomeLeader(pSyncNode);
+            } else {
+              syncNodeBecomeFollower(pSyncNode);
+            }
           }
 
           rpcFreeCont(rpcMsg.pCont);
diff --git a/source/libs/sync/src/syncIO.c b/source/libs/sync/src/syncIO.c
index a3d1717c3b..8b7411c563 100644
--- a/source/libs/sync/src/syncIO.c
+++ b/source/libs/sync/src/syncIO.c
@@ -15,6 +15,7 @@
 
 #include "syncIO.h"
 #include <tdatablock.h>
+#include "os.h"
 #include "syncMessage.h"
 #include "syncUtil.h"
 #include "tglobal.h"
@@ -198,6 +199,7 @@ static int32_t syncIOStartInternal(SSyncIO *io) {
   {
     SRpcInit rpcInit;
     memset(&rpcInit, 0, sizeof(rpcInit));
+    snprintf(rpcInit.localFqdn, sizeof(rpcInit.localFqdn), "%s", "127.0.0.1");
     rpcInit.localPort = io->myAddr.eps[0].port;
     rpcInit.label = "SYNC-IO-SERVER";
     rpcInit.numOfThreads = 1;
diff --git a/source/libs/sync/src/syncIndexMgr.c b/source/libs/sync/src/syncIndexMgr.c
index d33075054a..5809cedb90 100644
--- a/source/libs/sync/src/syncIndexMgr.c
+++ b/source/libs/sync/src/syncIndexMgr.c
@@ -31,6 +31,13 @@ SSyncIndexMgr *syncIndexMgrCreate(SSyncNode *pSyncNode) {
   return pSyncIndexMgr;
 }
 
+void syncIndexMgrUpdate(SSyncIndexMgr *pSyncIndexMgr, SSyncNode *pSyncNode) {
+  pSyncIndexMgr->replicas = &(pSyncNode->replicasId);
+  pSyncIndexMgr->replicaNum = pSyncNode->replicaNum;
+  pSyncIndexMgr->pSyncNode = pSyncNode;
+  syncIndexMgrClear(pSyncIndexMgr);
+}
+
 void syncIndexMgrDestroy(SSyncIndexMgr *pSyncIndexMgr) {
   if (pSyncIndexMgr != NULL) {
     taosMemoryFree(pSyncIndexMgr);
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index da23d8415b..469682a7b5 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -103,6 +103,16 @@ void syncStart(int64_t rid) {
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
 }
 
+void syncStartStandBy(int64_t rid) {
+  SSyncNode* pSyncNode = (SSyncNode*)taosAcquireRef(tsNodeRefId, rid);
+  if (pSyncNode == NULL) {
+    return;
+  }
+  syncNodeStartStandBy(pSyncNode);
+
+  taosReleaseRef(tsNodeRefId, pSyncNode->rid);
+}
+
 void syncStop(int64_t rid) {
   SSyncNode* pSyncNode = (SSyncNode*)taosAcquireRef(tsNodeRefId, rid);
   if (pSyncNode == NULL) {
@@ -116,7 +126,7 @@ void syncStop(int64_t rid) {
 
 int32_t syncReconfig(int64_t rid, const SSyncCfg* pSyncCfg) {
   int32_t ret = 0;
-  char *configChange = syncCfg2Str((SSyncCfg*)pSyncCfg);
+  char*   configChange = syncCfg2Str((SSyncCfg*)pSyncCfg);
   SRpcMsg rpcMsg = {0};
   rpcMsg.msgType = TDMT_VND_SYNC_CONFIG_CHANGE;
   rpcMsg.noResp = 1;
@@ -188,10 +198,9 @@ void syncGetEpSet(int64_t rid, SEpSet* pEpSet) {
     (pEpSet->numOfEps)++;
 
     sInfo("syncGetEpSet index:%d %s:%d", i, pEpSet->eps[i].fqdn, pEpSet->eps[i].port);
-
   }
   pEpSet->inUse = pSyncNode->pRaftCfg->cfg.myIndex;
-  
+
   sInfo("syncGetEpSet pEpSet->inUse:%d ", pEpSet->inUse);
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -524,6 +533,17 @@ void syncNodeStart(SSyncNode* pSyncNode) {
   assert(ret == 0);
 }
 
+void syncNodeStartStandBy(SSyncNode* pSyncNode) {
+  // state change
+  pSyncNode->state = TAOS_SYNC_STATE_FOLLOWER;
+  syncNodeStopHeartbeatTimer(pSyncNode);
+
+  // reset elect timer, long enough
+  int32_t electMS = TIMER_MAX_MS;
+  int32_t ret = syncNodeRestartElectTimer(pSyncNode, electMS);
+  ASSERT(ret == 0);
+}
+
 void syncNodeClose(SSyncNode* pSyncNode) {
   int32_t ret;
   assert(pSyncNode != NULL);
@@ -858,7 +878,7 @@ char* syncNode2SimpleStr(const SSyncNode* pSyncNode) {
   return s;
 }
 
-void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg *newConfig) {
+void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg* newConfig) {
   pSyncNode->pRaftCfg->cfg = *newConfig;
   int32_t ret = raftCfgPersist(pSyncNode->pRaftCfg);
   ASSERT(ret == 0);
@@ -885,6 +905,11 @@ void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg *newConfig) {
   for (int i = 0; i < pSyncNode->pRaftCfg->cfg.replicaNum; ++i) {
     syncUtilnodeInfo2raftId(&pSyncNode->pRaftCfg->cfg.nodeInfo[i], pSyncNode->vgId, &pSyncNode->replicasId[i]);
   }
+
+  syncIndexMgrUpdate(pSyncNode->pNextIndex, pSyncNode);
+  syncIndexMgrUpdate(pSyncNode->pMatchIndex, pSyncNode);
+
+  syncNodeLog2("==syncNodeUpdateConfig==", pSyncNode);
 }
 
 SSyncNode* syncNodeAcquire(int64_t rid) {
@@ -1245,7 +1270,7 @@ int32_t syncNodeOnClientRequestCb(SSyncNode* ths, SyncClientRequest* pMsg) {
     syncEntry2OriginalRpc(pEntry, &rpcMsg);
 
     if (ths->pFsm != NULL) {
-      //if (ths->pFsm->FpPreCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
+      // if (ths->pFsm->FpPreCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
       if (ths->pFsm->FpPreCommitCb != NULL && syncUtilUserPreCommit(pEntry->originalRpcType)) {
         SFsmCbMeta cbMeta;
         cbMeta.index = pEntry->index;
@@ -1267,7 +1292,7 @@ int32_t syncNodeOnClientRequestCb(SSyncNode* ths, SyncClientRequest* pMsg) {
     syncEntry2OriginalRpc(pEntry, &rpcMsg);
 
     if (ths->pFsm != NULL) {
-      //if (ths->pFsm->FpPreCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
+      // if (ths->pFsm->FpPreCommitCb != NULL && pEntry->originalRpcType != TDMT_VND_SYNC_NOOP) {
       if (ths->pFsm->FpPreCommitCb != NULL && syncUtilUserPreCommit(pEntry->originalRpcType)) {
         SFsmCbMeta cbMeta;
         cbMeta.index = pEntry->index;
diff --git a/source/libs/sync/src/syncRaftLog.c b/source/libs/sync/src/syncRaftLog.c
index 8aeb9c4856..07a9397a58 100644
--- a/source/libs/sync/src/syncRaftLog.c
+++ b/source/libs/sync/src/syncRaftLog.c
@@ -58,14 +58,15 @@ int32_t logStoreAppendEntry(SSyncLogStore* pLogStore, SSyncRaftEntry* pEntry) {
   syncMeta.term = pEntry->term;
   code = walWriteWithSyncInfo(pWal, pEntry->index, pEntry->originalRpcType, syncMeta, pEntry->data, pEntry->dataLen);
   if (code != 0) {
-    int32_t err = terrno;
-    const char *errStr = tstrerror(err);
-    int32_t linuxErr = errno;
-    const char *linuxErrMsg = strerror(errno);
-    sError("walWriteWithSyncInfo error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr, linuxErrMsg);
+    int32_t     err = terrno;
+    const char* errStr = tstrerror(err);
+    int32_t     linuxErr = errno;
+    const char* linuxErrMsg = strerror(errno);
+    sError("walWriteWithSyncInfo error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr,
+           linuxErrMsg);
     ASSERT(0);
-  }    
-  //assert(code == 0);
+  }
+  // assert(code == 0);
 
   walFsync(pWal, true);
   return code;
@@ -77,16 +78,17 @@ SSyncRaftEntry* logStoreGetEntry(SSyncLogStore* pLogStore, SyncIndex index) {
 
   if (index >= SYNC_INDEX_BEGIN && index <= logStoreLastIndex(pLogStore)) {
     SWalReadHandle* pWalHandle = walOpenReadHandle(pWal);
-    int32_t code = walReadWithHandle(pWalHandle, index);
+    int32_t         code = walReadWithHandle(pWalHandle, index);
     if (code != 0) {
-      int32_t err = terrno;
-      const char *errStr = tstrerror(err);
-      int32_t linuxErr = errno;
-      const char *linuxErrMsg = strerror(errno);
-      sError("walReadWithHandle error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr, linuxErrMsg);
+      int32_t     err = terrno;
+      const char* errStr = tstrerror(err);
+      int32_t     linuxErr = errno;
+      const char* linuxErrMsg = strerror(errno);
+      sError("walReadWithHandle error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr,
+             linuxErrMsg);
       ASSERT(0);
-    }    
-    //assert(walReadWithHandle(pWalHandle, index) == 0);
+    }
+    // assert(walReadWithHandle(pWalHandle, index) == 0);
 
     SSyncRaftEntry* pEntry = syncEntryBuild(pWalHandle->pHead->head.bodyLen);
     assert(pEntry != NULL);
@@ -112,16 +114,17 @@ SSyncRaftEntry* logStoreGetEntry(SSyncLogStore* pLogStore, SyncIndex index) {
 int32_t logStoreTruncate(SSyncLogStore* pLogStore, SyncIndex fromIndex) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
-  //assert(walRollback(pWal, fromIndex) == 0);
+  // assert(walRollback(pWal, fromIndex) == 0);
   int32_t code = walRollback(pWal, fromIndex);
   if (code != 0) {
-    int32_t err = terrno;
-    const char *errStr = tstrerror(err);
-    int32_t linuxErr = errno;
-    const char *linuxErrMsg = strerror(errno);
-    sError("walRollback error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr, linuxErrMsg);
+    int32_t     err = terrno;
+    const char* errStr = tstrerror(err);
+    int32_t     linuxErr = errno;
+    const char* linuxErrMsg = strerror(errno);
+    sError("walRollback error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr,
+           linuxErrMsg);
     ASSERT(0);
-  } 
+  }
   return 0;  // to avoid compiler error
 }
 
@@ -145,16 +148,16 @@ SyncTerm logStoreLastTerm(SSyncLogStore* pLogStore) {
 int32_t logStoreUpdateCommitIndex(SSyncLogStore* pLogStore, SyncIndex index) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
-  //assert(walCommit(pWal, index) == 0);
+  // assert(walCommit(pWal, index) == 0);
   int32_t code = walCommit(pWal, index);
   if (code != 0) {
-    int32_t err = terrno;
-    const char *errStr = tstrerror(err);
-    int32_t linuxErr = errno;
-    const char *linuxErrMsg = strerror(errno);
+    int32_t     err = terrno;
+    const char* errStr = tstrerror(err);
+    int32_t     linuxErr = errno;
+    const char* linuxErrMsg = strerror(errno);
     sError("walCommit error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr, linuxErrMsg);
     ASSERT(0);
-  } 
+  }
   return 0;  // to avoid compiler error
 }
 
diff --git a/source/libs/sync/test/CMakeLists.txt b/source/libs/sync/test/CMakeLists.txt
index 8afe9ff2a7..cfbdf0e961 100644
--- a/source/libs/sync/test/CMakeLists.txt
+++ b/source/libs/sync/test/CMakeLists.txt
@@ -37,6 +37,7 @@ add_executable(syncRaftCfgTest "")
 add_executable(syncRespMgrTest "")
 add_executable(syncSnapshotTest "")
 add_executable(syncApplyMsgTest "")
+add_executable(syncConfigChangeTest "")
 
 
 target_sources(syncTest
@@ -195,6 +196,10 @@ target_sources(syncApplyMsgTest
     PRIVATE
     "syncApplyMsgTest.cpp"
 )
+target_sources(syncConfigChangeTest
+    PRIVATE
+    "syncConfigChangeTest.cpp"
+)
 
 
 target_include_directories(syncTest
@@ -392,6 +397,11 @@ target_include_directories(syncApplyMsgTest
     "${TD_SOURCE_DIR}/include/libs/sync"
     "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
 )
+target_include_directories(syncConfigChangeTest
+    PUBLIC
+    "${TD_SOURCE_DIR}/include/libs/sync"
+    "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
+)
 
 
 target_link_libraries(syncTest
@@ -550,6 +560,10 @@ target_link_libraries(syncApplyMsgTest
     sync
     gtest_main
 )
+target_link_libraries(syncConfigChangeTest
+    sync
+    gtest_main
+)
 
 
 enable_testing()
diff --git a/source/libs/sync/test/syncConfigChangeTest.cpp b/source/libs/sync/test/syncConfigChangeTest.cpp
new file mode 100644
index 0000000000..9a2d9a6b34
--- /dev/null
+++ b/source/libs/sync/test/syncConfigChangeTest.cpp
@@ -0,0 +1,259 @@
+#include <gtest/gtest.h>
+#include <stdio.h>
+#include "os.h"
+#include "syncEnv.h"
+#include "syncIO.h"
+#include "syncInt.h"
+#include "syncUtil.h"
+#include "wal.h"
+
+void logTest() {
+  sTrace("--- sync log test: trace");
+  sDebug("--- sync log test: debug");
+  sInfo("--- sync log test: info");
+  sWarn("--- sync log test: warn");
+  sError("--- sync log test: error");
+  sFatal("--- sync log test: fatal");
+}
+
+uint16_t    gPorts[] = {7010, 7110, 7210, 7310, 7410};
+const char* gDir = "./syncReplicateTest";
+int32_t     gVgId = 1234;
+SyncIndex   gSnapshotLastApplyIndex;
+
+void init() {
+  int code = walInit();
+  assert(code == 0);
+
+  code = syncInit();
+  assert(code == 0);
+
+  sprintf(tsTempDir, "%s", ".");
+}
+
+void cleanup() { walCleanUp(); }
+
+void CommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
+  SyncIndex beginIndex = SYNC_INDEX_INVALID;
+  if (pFsm->FpGetSnapshot != NULL) {
+    SSnapshot snapshot;
+    pFsm->FpGetSnapshot(pFsm, &snapshot);
+    beginIndex = snapshot.lastApplyIndex;
+  }
+
+  if (cbMeta.index > beginIndex) {
+    char logBuf[256];
+    snprintf(logBuf, sizeof(logBuf), "==callback== ==CommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n",
+             pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
+    syncRpcMsgLog2(logBuf, (SRpcMsg*)pMsg);
+  } else {
+    sTrace("==callback== ==CommitCb== do not apply again %ld", cbMeta.index);
+  }
+}
+
+void PreCommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
+  char logBuf[256];
+  snprintf(logBuf, sizeof(logBuf),
+           "==callback== ==PreCommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n", pFsm, cbMeta.index,
+           cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
+  syncRpcMsgLog2(logBuf, (SRpcMsg*)pMsg);
+}
+
+void RollBackCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
+  char logBuf[256];
+  snprintf(logBuf, sizeof(logBuf), "==callback== ==RollBackCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n",
+           pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
+  syncRpcMsgLog2(logBuf, (SRpcMsg*)pMsg);
+}
+
+int32_t GetSnapshotCb(struct SSyncFSM* pFsm, SSnapshot* pSnapshot) {
+  pSnapshot->data = NULL;
+  pSnapshot->lastApplyIndex = gSnapshotLastApplyIndex;
+  pSnapshot->lastApplyTerm = 100;
+  return 0;
+}
+
+SSyncFSM* createFsm() {
+  SSyncFSM* pFsm = (SSyncFSM*)taosMemoryMalloc(sizeof(SSyncFSM));
+  pFsm->FpCommitCb = CommitCb;
+  pFsm->FpPreCommitCb = PreCommitCb;
+  pFsm->FpRollBackCb = RollBackCb;
+  pFsm->FpGetSnapshot = GetSnapshotCb;
+  return pFsm;
+}
+
+SWal* createWal(char* path, int32_t vgId) {
+  SWalCfg walCfg;
+  memset(&walCfg, 0, sizeof(SWalCfg));
+  walCfg.vgId = vgId;
+  walCfg.fsyncPeriod = 1000;
+  walCfg.retentionPeriod = 1000;
+  walCfg.rollPeriod = 1000;
+  walCfg.retentionSize = 1000;
+  walCfg.segSize = 1000;
+  walCfg.level = TAOS_WAL_FSYNC;
+  SWal* pWal = walOpen(path, &walCfg);
+  assert(pWal != NULL);
+  return pWal;
+}
+
+int64_t createSyncNode(int32_t replicaNum, int32_t myIndex, int32_t vgId, SWal* pWal, char* path, bool isStandBy) {
+  SSyncInfo syncInfo;
+  syncInfo.vgId = vgId;
+  syncInfo.rpcClient = gSyncIO->clientRpc;
+  syncInfo.FpSendMsg = syncIOSendMsg;
+  syncInfo.queue = gSyncIO->pMsgQ;
+  syncInfo.FpEqMsg = syncIOEqMsg;
+  syncInfo.pFsm = createFsm();
+  snprintf(syncInfo.path, sizeof(syncInfo.path), "%s_sync_replica%d_index%d", path, replicaNum, myIndex);
+  syncInfo.pWal = pWal;
+
+  SSyncCfg* pCfg = &syncInfo.syncCfg;
+
+  if (isStandBy) {
+    pCfg->myIndex = 0;
+    pCfg->replicaNum = 1;
+    pCfg->nodeInfo[0].nodePort = gPorts[myIndex];
+    taosGetFqdn(pCfg->nodeInfo[0].nodeFqdn);
+
+  } else {
+    pCfg->myIndex = myIndex;
+    pCfg->replicaNum = replicaNum;
+
+    for (int i = 0; i < replicaNum; ++i) {
+      pCfg->nodeInfo[i].nodePort = gPorts[i];
+      taosGetFqdn(pCfg->nodeInfo[i].nodeFqdn);
+      // snprintf(pCfg->nodeInfo[i].nodeFqdn, sizeof(pCfg->nodeInfo[i].nodeFqdn), "%s", "127.0.0.1");
+    }
+  }
+
+  int64_t rid = syncOpen(&syncInfo);
+  assert(rid > 0);
+
+  SSyncNode* pSyncNode = (SSyncNode*)syncNodeAcquire(rid);
+  assert(pSyncNode != NULL);
+  gSyncIO->FpOnSyncPing = pSyncNode->FpOnPing;
+  gSyncIO->FpOnSyncPingReply = pSyncNode->FpOnPingReply;
+  gSyncIO->FpOnSyncRequestVote = pSyncNode->FpOnRequestVote;
+  gSyncIO->FpOnSyncRequestVoteReply = pSyncNode->FpOnRequestVoteReply;
+  gSyncIO->FpOnSyncAppendEntries = pSyncNode->FpOnAppendEntries;
+  gSyncIO->FpOnSyncAppendEntriesReply = pSyncNode->FpOnAppendEntriesReply;
+  gSyncIO->FpOnSyncPing = pSyncNode->FpOnPing;
+  gSyncIO->FpOnSyncPingReply = pSyncNode->FpOnPingReply;
+  gSyncIO->FpOnSyncTimeout = pSyncNode->FpOnTimeout;
+  gSyncIO->FpOnSyncClientRequest = pSyncNode->FpOnClientRequest;
+  gSyncIO->pSyncNode = pSyncNode;
+  syncNodeRelease(pSyncNode);
+
+  return rid;
+}
+
+void configChange(int64_t rid, int32_t replicaNum, int32_t myIndex) {
+  SSyncCfg syncCfg;
+
+  syncCfg.myIndex = myIndex;
+  syncCfg.replicaNum = replicaNum;
+
+  for (int i = 0; i < replicaNum; ++i) {
+    syncCfg.nodeInfo[i].nodePort = gPorts[i];
+    taosGetFqdn(syncCfg.nodeInfo[i].nodeFqdn);
+  }
+
+  syncReconfig(rid, &syncCfg);
+}
+
+void usage(char* exe) {
+  printf("usage: %s replicaNum myIndex lastApplyIndex writeRecordNum isStandBy isConfigChange \n", exe);
+}
+
+SRpcMsg* createRpcMsg(int i, int count, int myIndex) {
+  SRpcMsg* pMsg = (SRpcMsg*)taosMemoryMalloc(sizeof(SRpcMsg));
+  memset(pMsg, 0, sizeof(SRpcMsg));
+  pMsg->msgType = 9999;
+  pMsg->contLen = 256;
+  pMsg->pCont = rpcMallocCont(pMsg->contLen);
+  snprintf((char*)(pMsg->pCont), pMsg->contLen, "value-myIndex:%u-%d-%d-%ld", myIndex, i, count, taosGetTimestampMs());
+  return pMsg;
+}
+
+int main(int argc, char** argv) {
+  tsAsyncLog = 0;
+  sDebugFlag = DEBUG_TRACE + DEBUG_SCREEN + DEBUG_FILE;
+  if (argc != 7) {
+    usage(argv[0]);
+    exit(-1);
+  }
+
+  int32_t replicaNum = atoi(argv[1]);
+  int32_t myIndex = atoi(argv[2]);
+  int32_t lastApplyIndex = atoi(argv[3]);
+  int32_t writeRecordNum = atoi(argv[4]);
+  bool    isStandBy = atoi(argv[5]);
+  bool    isConfigChange = atoi(argv[6]);
+  gSnapshotLastApplyIndex = lastApplyIndex;
+
+  if (!isStandBy) {
+    assert(replicaNum >= 1 && replicaNum <= 5);
+    assert(myIndex >= 0 && myIndex < replicaNum);
+    assert(lastApplyIndex >= -1);
+    assert(writeRecordNum >= 0);
+  }
+
+  init();
+  int32_t ret = syncIOStart((char*)"127.0.0.1", gPorts[myIndex]);
+  assert(ret == 0);
+
+  char walPath[128];
+  snprintf(walPath, sizeof(walPath), "%s_wal_replica%d_index%d", gDir, replicaNum, myIndex);
+  SWal* pWal = createWal(walPath, gVgId);
+
+  int64_t rid = createSyncNode(replicaNum, myIndex, gVgId, pWal, (char*)gDir, isStandBy);
+  assert(rid > 0);
+
+  if (isStandBy) {
+    syncStartStandBy(rid);
+  } else {
+    syncStart(rid);
+  }
+
+  SSyncNode* pSyncNode = (SSyncNode*)syncNodeAcquire(rid);
+  assert(pSyncNode != NULL);
+
+  if (isConfigChange) {
+    configChange(rid, 3, myIndex);
+  }
+
+  //---------------------------
+  int32_t alreadySend = 0;
+  while (1) {
+    char* s = syncNode2SimpleStr(pSyncNode);
+
+    if (alreadySend < writeRecordNum) {
+      SRpcMsg* pRpcMsg = createRpcMsg(alreadySend, writeRecordNum, myIndex);
+      int32_t  ret = syncPropose(rid, pRpcMsg, false);
+      if (ret == TAOS_SYNC_PROPOSE_NOT_LEADER) {
+        sTrace("%s value%d write not leader", s, alreadySend);
+      } else {
+        assert(ret == 0);
+        sTrace("%s value%d write ok", s, alreadySend);
+      }
+      alreadySend++;
+
+      rpcFreeCont(pRpcMsg->pCont);
+      taosMemoryFree(pRpcMsg);
+    } else {
+      sTrace("%s", s);
+    }
+
+    taosMsleep(1000);
+    taosMemoryFree(s);
+    taosMsleep(1000);
+  }
+
+  syncNodeRelease(pSyncNode);
+  syncStop(rid);
+  walClose(pWal);
+  syncIOStop();
+  cleanup();
+  return 0;
+}
diff --git a/source/libs/transport/src/transSrv.c b/source/libs/transport/src/transSrv.c
index fc840691b6..72ab250709 100644
--- a/source/libs/transport/src/transSrv.c
+++ b/source/libs/transport/src/transSrv.c
@@ -137,7 +137,9 @@ static void destroySmsg(SSrvMsg* smsg);
 // check whether already read complete packet
 static SSrvConn* createConn(void* hThrd);
 static void      destroyConn(SSrvConn* conn, bool clear /*clear handle or not*/);
-static int       reallocConnRefHandle(SSrvConn* conn);
+static void      destroyConnRegArg(SSrvConn* conn);
+
+static int reallocConnRefHandle(SSrvConn* conn);
 
 static void uvHandleQuit(SSrvMsg* msg, SWorkThrdObj* thrd);
 static void uvHandleRelease(SSrvMsg* msg, SWorkThrdObj* thrd);
@@ -429,6 +431,8 @@ static void uvPrepareSendData(SSrvMsg* smsg, uv_buf_t* wb) {
     if (smsg->type == Release) {
       pHead->msgType = 0;
       pConn->status = ConnNormal;
+
+      destroyConnRegArg(pConn);
       transUnrefSrvHandle(pConn);
     } else {
       pHead->msgType = pMsg->msgType;
@@ -800,6 +804,12 @@ static void destroyConn(SSrvConn* conn, bool clear) {
     // uv_shutdown(req, (uv_stream_t*)conn->pTcp, uvShutDownCb);
   }
 }
+static void destroyConnRegArg(SSrvConn* conn) {
+  if (conn->regArg.init == 1) {
+    transFreeMsg(conn->regArg.msg.pCont);
+    conn->regArg.init = 0;
+  }
+}
 static int reallocConnRefHandle(SSrvConn* conn) {
   uvReleaseExHandle(conn->refId);
   uvRemoveExHandle(conn->refId);
@@ -827,16 +837,9 @@ static void uvDestroyConn(uv_handle_t* handle) {
   // uv_timer_stop(&conn->pTimer);
   transQueueDestroy(&conn->srvMsgs);
 
-  if (conn->regArg.init == 1) {
-    transFreeMsg(conn->regArg.msg.pCont);
-    conn->regArg.init = 0;
-  }
   QUEUE_REMOVE(&conn->queue);
   taosMemoryFree(conn->pTcp);
-  if (conn->regArg.init == 1) {
-    transFreeMsg(conn->regArg.msg.pCont);
-    conn->regArg.init = 0;
-  }
+  destroyConnRegArg(conn);
   taosMemoryFree(conn);
 
   if (thrd->quit && QUEUE_IS_EMPTY(&thrd->conn)) {
diff --git a/source/util/src/terror.c b/source/util/src/terror.c
index 1aa0064ab3..b37d8812fd 100644
--- a/source/util/src/terror.c
+++ b/source/util/src/terror.c
@@ -323,6 +323,10 @@ TAOS_DEFINE_ERROR(TSDB_CODE_VND_TB_NOT_EXIST,             "Table not exists")
 TAOS_DEFINE_ERROR(TSDB_CODE_VND_SMA_NOT_EXIST,            "SMA not exists")
 TAOS_DEFINE_ERROR(TSDB_CODE_VND_HASH_MISMATCH,            "Hash value mismatch")
 TAOS_DEFINE_ERROR(TSDB_CODE_VND_TABLE_NOT_EXIST,          "Table does not exists")
+TAOS_DEFINE_ERROR(TSDB_CODE_VND_INVALID_TABLE_ACTION,     "Invalid table action")
+TAOS_DEFINE_ERROR(TSDB_CODE_VND_COL_ALREADY_EXISTS,       "Table column already exists")
+TAOS_DEFINE_ERROR(TSDB_CODE_VND_TABLE_COL_NOT_EXISTS,     "Table column not exists")
+
 
 // tsdb
 TAOS_DEFINE_ERROR(TSDB_CODE_TDB_INVALID_TABLE_ID,         "Invalid table ID")
diff --git a/source/util/test/CMakeLists.txt b/source/util/test/CMakeLists.txt
index 0d16a2129a..c1053ce7de 100644
--- a/source/util/test/CMakeLists.txt
+++ b/source/util/test/CMakeLists.txt
@@ -33,13 +33,13 @@ ENDIF()
 
 INCLUDE_DIRECTORIES(${TD_SOURCE_DIR}/src/util/inc)
 
-# freelistTest
-add_executable(freelistTest "")
-target_sources(freelistTest
-    PRIVATE
-    "freelistTest.cpp"
-)
-target_link_libraries(freelistTest os util gtest gtest_main)
+# # freelistTest
+# add_executable(freelistTest "")
+# target_sources(freelistTest
+#     PRIVATE
+#     "freelistTest.cpp"
+# )
+# target_link_libraries(freelistTest os util gtest gtest_main)
 
 # # encodeTest
 # add_executable(encodeTest "encodeTest.cpp")
diff --git a/source/util/test/freelistTest.cpp b/source/util/test/freelistTest.cpp
deleted file mode 100644
index a445a16ad3..0000000000
--- a/source/util/test/freelistTest.cpp
+++ /dev/null
@@ -1,17 +0,0 @@
-#include <gtest/gtest.h>
-
-#include "tfreelist.h"
-
-TEST(TD_UTIL_FREELIST_TEST, simple_test) {
-  SFreeList fl;
-
-  tFreeListInit(&fl);
-
-  for (size_t i = 0; i < 1000; i++) {
-    void *ptr = NULL;
-    TFL_MALLOC(ptr, void*, 1024, &fl);
-    GTEST_ASSERT_NE(ptr, nullptr);
-  }
-
-  tFreeListClear(&fl);
-}
diff --git a/tests/script/tsim/query/udf.sim b/tests/script/tsim/query/udf.sim
index b02ca79ed4..24ddcc1b75 100644
--- a/tests/script/tsim/query/udf.sim
+++ b/tests/script/tsim/query/udf.sim
@@ -7,7 +7,7 @@ system sh/cfg.sh -n dnode1 -c udf -v 1
 
 print ========= start dnode1 as LEADER
 system sh/exec.sh -n dnode1 -s start
-sleep 2000
+sleep 1000
 sql connect
 
 print ======== step1 udf 
diff --git a/tests/script/tsim/sync/threeReplica1VgElect.sim b/tests/script/tsim/sync/threeReplica1VgElect.sim
index 7f8c8339cb..1496d7c778 100644
--- a/tests/script/tsim/sync/threeReplica1VgElect.sim
+++ b/tests/script/tsim/sync/threeReplica1VgElect.sim
@@ -220,7 +220,6 @@ if $data[0][4] == LEADER then
   print ---- vgroup $data[0][0] leader switch to dnode $data[0][3]
 elif $data[0][6] == LEADER then
   print ---- vgroup $data[0][0] leader switch to dnode $data[0][5]
-endi
 elif $data[0][8] == LEADER then
   print ---- vgroup $data[0][0] leader switch to dnode $data[0][7]
 else 
@@ -342,7 +341,6 @@ elif $data[0][6] == LEADER then
     goto check_vg_ready_3
   endi
   print ---- vgroup $data[0][0] leader locating dnode $data[0][7]
-endi
 elif $data[0][8] == LEADER then
   if $data[0][4] == LEADER then
     goto check_vg_ready_3
diff --git a/tests/script/tsim/sync/threeReplica1VgElectWihtInsert.sim b/tests/script/tsim/sync/threeReplica1VgElectWihtInsert.sim
index 1e12e8565f..2dd9b4ed80 100644
--- a/tests/script/tsim/sync/threeReplica1VgElectWihtInsert.sim
+++ b/tests/script/tsim/sync/threeReplica1VgElectWihtInsert.sim
@@ -420,7 +420,6 @@ elif $data[0][6] == LEADER then
     goto check_vg_ready_3
   endi
   print ---- vgroup $data[0][0] leader locating dnode $data[0][7]
-endi
 elif $data[0][8] == LEADER then
   if $data[0][4] == LEADER then
     goto check_vg_ready_3
diff --git a/tests/script/tsim/tmq/basic1.sim b/tests/script/tsim/tmq/basic1.sim
index 0c96635a78..ee9e87cf04 100644
--- a/tests/script/tsim/tmq/basic1.sim
+++ b/tests/script/tsim/tmq/basic1.sim
@@ -1,278 +1,288 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-1vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 1
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 3
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$cdb_index = 0
-#=============================== start consume =============================#
-
-print ================ test consume from stb
-$loop_cnt = 0
-loop_consume_diff_topic_from_stb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_stb_column
-  $topicList = ' . topic_stb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_stb_all
-  $topicList = ' . topic_stb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_stb_function
-  $topicList = ' . topic_stb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_stb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $expectmsgcnt then
-  return -1
-endi
-if $data[0][3] != $expectmsgcnt then
-  return -1
-endi
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_stb
-loop_consume_diff_topic_from_stb_end:
-
-print ================ test consume from ctb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ctb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ctb_column
-  $topicList = ' . topic_ctb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ctb_all
-  $topicList = ' . topic_ctb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ctb_function
-  $topicList = ' . topic_ctb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ctb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfCtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfCtb then
-  return -1
-endi
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ctb
-loop_consume_diff_topic_from_ctb_end:
-
-print ================ test consume from ntb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ntb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ntb_column
-  $topicList = ' . topic_ntb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ntb_all
-  $topicList = ' . topic_ntb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ntb_function
-  $topicList = ' . topic_ntb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ntb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfNtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfNtb then
-  return -1
-endi
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ntb
-loop_consume_diff_topic_from_ntb_end:
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-1vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 1
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 3
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+
+$cdb_index = 0
+#=============================== start consume =============================#
+
+print ================ test consume from stb
+$loop_cnt = 0
+loop_consume_diff_topic_from_stb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_stb_column
+  $topicList = ' . topic_stb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_stb_all
+  $topicList = ' . topic_stb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_stb_function
+  $topicList = ' . topic_stb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_stb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $expectmsgcnt then
+  return -1
+endi
+if $data[0][3] != $expectmsgcnt then
+  return -1
+endi
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_stb
+loop_consume_diff_topic_from_stb_end:
+
+print ================ test consume from ctb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ctb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ctb_column
+  $topicList = ' . topic_ctb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ctb_all
+  $topicList = ' . topic_ctb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ctb_function
+  $topicList = ' . topic_ctb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ctb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfCtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfCtb then
+  return -1
+endi
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ctb
+loop_consume_diff_topic_from_ctb_end:
+
+print ================ test consume from ntb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ntb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ntb_column
+  $topicList = ' . topic_ntb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ntb_all
+  $topicList = ' . topic_ntb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ntb_function
+  $topicList = ' . topic_ntb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ntb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfNtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfNtb then
+  return -1
+endi
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ntb
+loop_consume_diff_topic_from_ntb_end:
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic1Of2Cons.sim b/tests/script/tsim/tmq/basic1Of2Cons.sim
index 957f1774f9..9d4b0e75da 100644
--- a/tests/script/tsim/tmq/basic1Of2Cons.sim
+++ b/tests/script/tsim/tmq/basic1Of2Cons.sim
@@ -1,372 +1,382 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-1vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 1
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 5
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$cdb_index = 0
-#=============================== start consume =============================#
-
-print ================ test consume from stb
-$loop_cnt = 0
-loop_consume_diff_topic_from_stb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table for stb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_stb_column
-  $topicList = ' . topic_stb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_stb_all
-  $topicList = ' . topic_stb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_stb_function
-  $topicList = ' . topic_stb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_stb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfStb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfStb
-if $data[0][2] == $totalMsgOfStb then
-  if $data[1][2] == 0 then
-    goto check_ok_0
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfStb then
-    goto check_ok_0
-  endi
-endi
-return -1 
-check_ok_0:
-
-if $data[0][3] == $totalMsgOfStb then
-  if $data[1][3] == 0 then
-    goto check_ok_1
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfStb then
-    goto check_ok_1
-  endi
-endi
-return -1 
-check_ok_1:
-
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_stb
-loop_consume_diff_topic_from_stb_end:
-
-print ================ test consume from ctb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ctb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table for ctb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ctb_column
-  $topicList = ' . topic_ctb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ctb_all
-  $topicList = ' . topic_ctb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ctb_function
-  $topicList = ' . topic_ctb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ctb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
-if $data[0][2] == $totalMsgOfCtb then
-  if $data[1][2] == 0 then
-    goto check_ok_2
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfCtb then
-    goto check_ok_2
-  endi
-endi
-return -1 
-check_ok_2:
-
-if $data[0][3] == $totalMsgOfCtb then
-  if $data[1][3] == 0 then
-    goto check_ok_3
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfCtb then
-    goto check_ok_3
-  endi
-endi
-return -1 
-check_ok_3:
-
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ctb
-loop_consume_diff_topic_from_ctb_end:
-
-print ================ test consume from ntb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ntb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table for ntb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ntb_column
-  $topicList = ' . topic_ntb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ntb_all
-  $topicList = ' . topic_ntb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ntb_function
-  $topicList = ' . topic_ntb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ntb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[1][1] == 0 then
-  if $data[0][1] != 1 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
-if $data[0][2] == $totalMsgOfNtb then
-  if $data[1][2] == 0 then
-    goto check_ok_4
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfNtb then
-    goto check_ok_4
-  endi
-endi
-return -1 
-check_ok_4:
-
-if $data[0][3] == $totalMsgOfNtb then
-  if $data[1][3] == 0 then
-    goto check_ok_5
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfNtb then
-    goto check_ok_5
-  endi
-endi
-return -1 
-check_ok_5:
-
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ntb
-loop_consume_diff_topic_from_ntb_end:
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-1vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 1
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 5
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+$cdb_index = 0
+
+#=============================== start consume =============================#
+
+print ================ test consume from stb
+$loop_cnt = 0
+loop_consume_diff_topic_from_stb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table for stb
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_stb_column
+  $topicList = ' . topic_stb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_stb_all
+  $topicList = ' . topic_stb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_stb_function
+  $topicList = ' . topic_stb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_stb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfStb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfStb
+if $data[0][2] == $totalMsgOfStb then
+  if $data[1][2] == 0 then
+    goto check_ok_0
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfStb then
+    goto check_ok_0
+  endi
+endi
+return -1 
+check_ok_0:
+
+if $data[0][3] == $totalMsgOfStb then
+  if $data[1][3] == 0 then
+    goto check_ok_1
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfStb then
+    goto check_ok_1
+  endi
+endi
+return -1 
+check_ok_1:
+
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_stb
+loop_consume_diff_topic_from_stb_end:
+
+print ================ test consume from ctb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ctb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table for ctb
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ctb_column
+  $topicList = ' . topic_ctb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ctb_all
+  $topicList = ' . topic_ctb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ctb_function
+  $topicList = ' . topic_ctb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ctb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
+if $data[0][2] == $totalMsgOfCtb then
+  if $data[1][2] == 0 then
+    goto check_ok_2
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfCtb then
+    goto check_ok_2
+  endi
+endi
+return -1 
+check_ok_2:
+
+if $data[0][3] == $totalMsgOfCtb then
+  if $data[1][3] == 0 then
+    goto check_ok_3
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfCtb then
+    goto check_ok_3
+  endi
+endi
+return -1 
+check_ok_3:
+
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ctb
+loop_consume_diff_topic_from_ctb_end:
+
+print ================ test consume from ntb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ntb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table for ntb
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ntb_column
+  $topicList = ' . topic_ntb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ntb_all
+  $topicList = ' . topic_ntb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ntb_function
+  $topicList = ' . topic_ntb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ntb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[1][1] == 0 then
+  if $data[0][1] != 1 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
+if $data[0][2] == $totalMsgOfNtb then
+  if $data[1][2] == 0 then
+    goto check_ok_4
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfNtb then
+    goto check_ok_4
+  endi
+endi
+return -1 
+check_ok_4:
+
+if $data[0][3] == $totalMsgOfNtb then
+  if $data[1][3] == 0 then
+    goto check_ok_5
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfNtb then
+    goto check_ok_5
+  endi
+endi
+return -1 
+check_ok_5:
+
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ntb
+loop_consume_diff_topic_from_ntb_end:
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic2.sim b/tests/script/tsim/tmq/basic2.sim
index 53f10e2247..dce73be592 100644
--- a/tests/script/tsim/tmq/basic2.sim
+++ b/tests/script/tsim/tmq/basic2.sim
@@ -1,219 +1,229 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-1vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 1
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 3
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$topicNum = 3
-
-#=============================== start consume =============================#
-
-
-print ================ test consume from stb
-print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
-$topicList = ' . topic_stb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$totalMsgOfStb = $totalMsgOfStb * $topicNum
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $expectmsgcnt then
-  return -1
-endi
-if $data[0][3] != $expectmsgcnt then
-  return -1
-endi
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb1
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ctb
-print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
-$topicList = ' . topic_ctb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfCtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfCtb then
-  return -1
-endi
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb2
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ntb
-print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
-$topicList = ' . topic_ntb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfNtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfNtb then
-  return -1
-endi
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-1vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 1
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 3
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+
+$topicNum = 3
+
+#=============================== start consume =============================#
+
+
+print ================ test consume from stb
+print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
+$topicList = ' . topic_stb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$totalMsgOfStb = $totalMsgOfStb * $topicNum
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $expectmsgcnt then
+  return -1
+endi
+if $data[0][3] != $expectmsgcnt then
+  return -1
+endi
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb1
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ctb
+print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
+$topicList = ' . topic_ctb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfCtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfCtb then
+  return -1
+endi
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb2
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ntb
+print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
+$topicList = ' . topic_ntb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfNtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfNtb then
+  return -1
+endi
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic2Of2Cons.sim b/tests/script/tsim/tmq/basic2Of2Cons.sim
index 01ccb2b515..0494ddb5b8 100644
--- a/tests/script/tsim/tmq/basic2Of2Cons.sim
+++ b/tests/script/tsim/tmq/basic2Of2Cons.sim
@@ -1,309 +1,318 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-1vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 1
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 5
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$topicNum = 3
-
-#=============================== start consume =============================#
-
-
-print ================ test consume from stb
-print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
-$topicList = ' . topic_stb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$totalMsgOfStb = $totalMsgOfStb * $topicNum
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfStb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfStb
-if $data[0][2] == $totalMsgOfStb then
-  if $data[1][2] == 0 then
-    goto check_ok_0
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfStb then
-    goto check_ok_0
-  endi
-endi
-return -1
-check_ok_0:
-
-if $data[0][3] == $totalMsgOfStb then
-  if $data[1][3] == 0 then
-    goto check_ok_1
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfStb then
-    goto check_ok_1
-  endi
-endi
-return -1
-check_ok_1:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb1
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table for ctb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ctb
-print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
-$topicList = ' . topic_ctb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
-if $data[0][2] == $totalMsgOfCtb then
-  if $data[1][2] == 0 then
-    goto check_ok_2
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfCtb then
-    goto check_ok_2
-  endi
-endi
-return -1
-check_ok_2:
-
-if $data[0][3] == $totalMsgOfCtb then
-  if $data[1][3] == 0 then
-    goto check_ok_3
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfCtb then
-    goto check_ok_3
-  endi
-endi
-return -1
-check_ok_3:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb2
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table for ntb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ntb
-print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
-$topicList = ' . topic_ntb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[1][1] == 0 then
-  if $data[0][1] != 1 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
-if $data[0][2] == $totalMsgOfNtb then
-  if $data[1][2] == 0 then
-    goto check_ok_4
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfNtb then
-    goto check_ok_4
-  endi
-endi
-return -1
-check_ok_4:
-
-if $data[0][3] == $totalMsgOfNtb then
-  if $data[1][3] == 0 then
-    goto check_ok_5
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfNtb then
-    goto check_ok_5
-  endi
-endi
-return -1
-check_ok_5:
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-1vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 1
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 5
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+$topicNum = 3
+
+#=============================== start consume =============================#
+
+
+print ================ test consume from stb
+print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
+$topicList = ' . topic_stb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$totalMsgOfStb = $totalMsgOfStb * $topicNum
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfStb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfStb
+if $data[0][2] == $totalMsgOfStb then
+  if $data[1][2] == 0 then
+    goto check_ok_0
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfStb then
+    goto check_ok_0
+  endi
+endi
+return -1
+check_ok_0:
+
+if $data[0][3] == $totalMsgOfStb then
+  if $data[1][3] == 0 then
+    goto check_ok_1
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfStb then
+    goto check_ok_1
+  endi
+endi
+return -1
+check_ok_1:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb1
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table for ctb
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ctb
+print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
+$topicList = ' . topic_ctb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
+if $data[0][2] == $totalMsgOfCtb then
+  if $data[1][2] == 0 then
+    goto check_ok_2
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfCtb then
+    goto check_ok_2
+  endi
+endi
+return -1
+check_ok_2:
+
+if $data[0][3] == $totalMsgOfCtb then
+  if $data[1][3] == 0 then
+    goto check_ok_3
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfCtb then
+    goto check_ok_3
+  endi
+endi
+return -1
+check_ok_3:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb2
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table for ntb
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ntb
+print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
+$topicList = ' . topic_ntb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[1][1] == 0 then
+  if $data[0][1] != 1 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
+if $data[0][2] == $totalMsgOfNtb then
+  if $data[1][2] == 0 then
+    goto check_ok_4
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfNtb then
+    goto check_ok_4
+  endi
+endi
+return -1
+check_ok_4:
+
+if $data[0][3] == $totalMsgOfNtb then
+  if $data[1][3] == 0 then
+    goto check_ok_5
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfNtb then
+    goto check_ok_5
+  endi
+endi
+return -1
+check_ok_5:
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic2Of2ConsOverlap.sim b/tests/script/tsim/tmq/basic2Of2ConsOverlap.sim
index d5c800b0e9..480cf520d9 100644
--- a/tests/script/tsim/tmq/basic2Of2ConsOverlap.sim
+++ b/tests/script/tsim/tmq/basic2Of2ConsOverlap.sim
@@ -27,6 +27,7 @@ $tstart     = 1640966400000  # 2022-01-01 00:00:00.000
 
 $pullDelay    = 5
 $ifcheckdata  = 1
+$ifmanualcommit = 1
 $showMsg      = 1
 $showRow      = 0
 
@@ -53,8 +54,16 @@ sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
 #  return -1
 #endi
 
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
 $keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
 $keyList = $keyList . '
+print ========== key list:  $keyList
 
 $topicNum = 2
 
@@ -72,7 +81,7 @@ $consumerId    = 0
 $totalMsgOfOneTopic = $ctbNum * $rowsPerCtb
 $totalMsgOfStb = $totalMsgOfOneTopic * $topicNum
 $expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
 
 
 $topicList = ' . topic_stb_all
@@ -80,7 +89,7 @@ $topicList = $topicList . ,
 $topicList = $topicList . topic_stb_function
 $topicList = $topicList . '
 $consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
 
 print == start consumer to pull msgs from stb
 print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
@@ -158,7 +167,7 @@ sleep 500
 sql use $cdbName
 
 print == create consume info table and consume result table for ctb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
 sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
 
 sql show tables
@@ -179,14 +188,14 @@ $consumerId    = 0
 $totalMsgOfOneTopic = $rowsPerCtb
 $totalMsgOfCtb = $totalMsgOfOneTopic * $topicNum
 $expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
 
 $topicList = ' . topic_ctb_function
 $topicList = $topicList . ,
 $topicList = $topicList . topic_ctb_all
 $topicList = $topicList . '
 $consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
 
 print == start consumer to pull msgs from ctb
 print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
@@ -249,7 +258,7 @@ sleep 500
 sql use $cdbName
 
 print == create consume info table and consume result table for ntb
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
 sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
 
 sql show tables
@@ -270,7 +279,7 @@ $consumerId    = 0
 $totalMsgOfOneTopic = $rowsPerCtb
 $totalMsgOfNtb = $totalMsgOfOneTopic * $topicNum
 $expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
 
 
 $topicList = ' . topic_ntb_function
@@ -278,7 +287,7 @@ $topicList = $topicList . ,
 $topicList = $topicList . topic_ntb_all
 $topicList = $topicList . '
 $consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
 
 print == start consumer to pull msgs from ntb
 print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
diff --git a/tests/script/tsim/tmq/basic3.sim b/tests/script/tsim/tmq/basic3.sim
index de771ba892..8d677766d7 100644
--- a/tests/script/tsim/tmq/basic3.sim
+++ b/tests/script/tsim/tmq/basic3.sim
@@ -1,278 +1,288 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-4vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 4
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 3
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$cdb_index = 0
-#=============================== start consume =============================#
-
-print ================ test consume from stb
-$loop_cnt = 0
-loop_consume_diff_topic_from_stb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_stb_column
-  $topicList = ' . topic_stb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_stb_all
-  $topicList = ' . topic_stb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_stb_function
-  $topicList = ' . topic_stb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_stb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $expectmsgcnt then
-  return -1
-endi
-if $data[0][3] != $expectmsgcnt then
-  return -1
-endi
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_stb
-loop_consume_diff_topic_from_stb_end:
-
-print ================ test consume from ctb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ctb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ctb_column
-  $topicList = ' . topic_ctb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ctb_all
-  $topicList = ' . topic_ctb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ctb_function
-  $topicList = ' . topic_ctb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ctb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfCtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfCtb then
-  return -1
-endi
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ctb
-loop_consume_diff_topic_from_ctb_end:
-
-print ================ test consume from ntb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ntb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ntb_column
-  $topicList = ' . topic_ntb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ntb_all
-  $topicList = ' . topic_ntb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ntb_function
-  $topicList = ' . topic_ntb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ntb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfNtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfNtb then
-  return -1
-endi
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ntb
-loop_consume_diff_topic_from_ntb_end:
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-4vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 4
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 3
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+
+$cdb_index = 0
+#=============================== start consume =============================#
+
+print ================ test consume from stb
+$loop_cnt = 0
+loop_consume_diff_topic_from_stb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_stb_column
+  $topicList = ' . topic_stb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_stb_all
+  $topicList = ' . topic_stb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_stb_function
+  $topicList = ' . topic_stb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_stb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $expectmsgcnt then
+  return -1
+endi
+if $data[0][3] != $expectmsgcnt then
+  return -1
+endi
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_stb
+loop_consume_diff_topic_from_stb_end:
+
+print ================ test consume from ctb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ctb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ctb_column
+  $topicList = ' . topic_ctb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ctb_all
+  $topicList = ' . topic_ctb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ctb_function
+  $topicList = ' . topic_ctb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ctb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfCtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfCtb then
+  return -1
+endi
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ctb
+loop_consume_diff_topic_from_ctb_end:
+
+print ================ test consume from ntb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ntb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ntb_column
+  $topicList = ' . topic_ntb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ntb_all
+  $topicList = ' . topic_ntb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ntb_function
+  $topicList = ' . topic_ntb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ntb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfNtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfNtb then
+  return -1
+endi
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ntb
+loop_consume_diff_topic_from_ntb_end:
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic3Of2Cons.sim b/tests/script/tsim/tmq/basic3Of2Cons.sim
index bf640ae1a1..afaf824acb 100644
--- a/tests/script/tsim/tmq/basic3Of2Cons.sim
+++ b/tests/script/tsim/tmq/basic3Of2Cons.sim
@@ -1,384 +1,393 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-4vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 4
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 5
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$cdb_index = 0
-#=============================== start consume =============================#
-
-print ================ test consume from stb
-$loop_cnt = 0
-loop_consume_diff_topic_from_stb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_stb_column
-  $topicList = ' . topic_stb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_stb_all
-  $topicList = ' . topic_stb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_stb_function
-  $topicList = ' . topic_stb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_stb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-if $data[0][2] <= 0 then
-  return -1
-endi
-if $data[0][2] >= $expectmsgcnt then
-  return -1
-endi
-
-if $data[1][2] <= 0 then
-  return -1
-endi
-if $data[1][2] >= $expectmsgcnt then
-  return -1
-endi
-
-$sumOfMsgCnt = $data[0][2] + $data[1][2]
-if $sumOfMsgCnt != $expectmsgcnt then
-  return -1
-endi
-
-
-if $data[0][3] <= 0 then
-  return -1
-endi
-if $data[0][3] >= $expectmsgcnt then
-  return -1
-endi
-
-if $data[1][3] <= 0 then
-  return -1
-endi
-if $data[1][3] >= $expectmsgcnt then
-  return -1
-endi
-
-$sumOfMsgRows = $data[0][3] + $data[1][3]
-if $sumOfMsgRows != $expectmsgcnt then
-  return -1
-endi
-
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_stb
-loop_consume_diff_topic_from_stb_end:
-
-print ================ test consume from ctb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ctb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ctb_column
-  $topicList = ' . topic_ctb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ctb_all
-  $topicList = ' . topic_ctb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ctb_function
-  $topicList = ' . topic_ctb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ctb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
-if $data[0][2] == $totalMsgOfCtb then
-  if $data[1][2] == 0 then
-    goto check_ok_0
-  endi
-elif $data[1][2] == $totalMsgOfCtb then
-  if $data[0][2] == 0 then
-    goto check_ok_0
-  endi
-endi
-return -1
-check_ok_0:
-
-if $data[0][3] == $totalMsgOfCtb then
-  if $data[1][3] == 0 then
-    goto check_ok_1
-  endi
-elif $data[1][3] == $totalMsgOfCtb then
-  if $data[0][3] == 0 then
-    goto check_ok_1
-  endi
-endi
-return -1
-check_ok_1:
-
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ctb
-loop_consume_diff_topic_from_ctb_end:
-
-print ================ test consume from ntb
-$loop_cnt = 0
-loop_consume_diff_topic_from_ntb:
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdb_index = $cdb_index + 1
-$cdbName = cdb . $cdb_index
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-if $loop_cnt == 0 then
-  print == scenario 1: topic_ntb_column
-  $topicList = ' . topic_ntb_column
-  $topicList = $topicList . '
-elif $loop_cnt == 1 then
-  print == scenario 2: topic_ntb_all
-  $topicList = ' . topic_ntb_all
-  $topicList = $topicList . '
-elif $loop_cnt == 2 then
-  print == scenario 3: topic_ntb_function
-  $topicList = ' . topic_ntb_function
-  $topicList = $topicList . '
-else
-  goto loop_consume_diff_topic_from_ntb_end
-endi
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[1][1] == 0 then
-  if $data[0][1] != 1 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
-if $data[0][2] == $totalMsgOfNtb then
-  if $data[1][2] == 0 then
-    goto check_ok_2
-  endi
-elif $data[1][2] == $totalMsgOfNtb then
-  if $data[0][2] == 0 then
-    goto check_ok_2
-  endi
-endi
-return -1
-check_ok_2:
-
-if $data[0][3] == $totalMsgOfNtb then
-  if $data[1][3] == 0 then
-    goto check_ok_3
-  endi
-elif $data[1][3] == $totalMsgOfNtb then
-  if $data[0][3] == 0 then
-    goto check_ok_3
-  endi
-endi
-return -1
-check_ok_3:
-
-$loop_cnt = $loop_cnt + 1
-goto loop_consume_diff_topic_from_ntb
-loop_consume_diff_topic_from_ntb_end:
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-4vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 4
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 5
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+$cdb_index = 0
+#=============================== start consume =============================#
+
+print ================ test consume from stb
+$loop_cnt = 0
+loop_consume_diff_topic_from_stb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_stb_column
+  $topicList = ' . topic_stb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_stb_all
+  $topicList = ' . topic_stb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_stb_function
+  $topicList = ' . topic_stb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_stb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+if $data[0][2] <= 0 then
+  return -1
+endi
+if $data[0][2] >= $expectmsgcnt then
+  return -1
+endi
+
+if $data[1][2] <= 0 then
+  return -1
+endi
+if $data[1][2] >= $expectmsgcnt then
+  return -1
+endi
+
+$sumOfMsgCnt = $data[0][2] + $data[1][2]
+if $sumOfMsgCnt != $expectmsgcnt then
+  return -1
+endi
+
+
+if $data[0][3] <= 0 then
+  return -1
+endi
+if $data[0][3] >= $expectmsgcnt then
+  return -1
+endi
+
+if $data[1][3] <= 0 then
+  return -1
+endi
+if $data[1][3] >= $expectmsgcnt then
+  return -1
+endi
+
+$sumOfMsgRows = $data[0][3] + $data[1][3]
+if $sumOfMsgRows != $expectmsgcnt then
+  return -1
+endi
+
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_stb
+loop_consume_diff_topic_from_stb_end:
+
+print ================ test consume from ctb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ctb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ctb_column
+  $topicList = ' . topic_ctb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ctb_all
+  $topicList = ' . topic_ctb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ctb_function
+  $topicList = ' . topic_ctb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ctb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
+if $data[0][2] == $totalMsgOfCtb then
+  if $data[1][2] == 0 then
+    goto check_ok_0
+  endi
+elif $data[1][2] == $totalMsgOfCtb then
+  if $data[0][2] == 0 then
+    goto check_ok_0
+  endi
+endi
+return -1
+check_ok_0:
+
+if $data[0][3] == $totalMsgOfCtb then
+  if $data[1][3] == 0 then
+    goto check_ok_1
+  endi
+elif $data[1][3] == $totalMsgOfCtb then
+  if $data[0][3] == 0 then
+    goto check_ok_1
+  endi
+endi
+return -1
+check_ok_1:
+
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ctb
+loop_consume_diff_topic_from_ctb_end:
+
+print ================ test consume from ntb
+$loop_cnt = 0
+loop_consume_diff_topic_from_ntb:
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdb_index = $cdb_index + 1
+$cdbName = cdb . $cdb_index
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+if $loop_cnt == 0 then
+  print == scenario 1: topic_ntb_column
+  $topicList = ' . topic_ntb_column
+  $topicList = $topicList . '
+elif $loop_cnt == 1 then
+  print == scenario 2: topic_ntb_all
+  $topicList = ' . topic_ntb_all
+  $topicList = $topicList . '
+elif $loop_cnt == 2 then
+  print == scenario 3: topic_ntb_function
+  $topicList = ' . topic_ntb_function
+  $topicList = $topicList . '
+else
+  goto loop_consume_diff_topic_from_ntb_end
+endi
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[1][1] == 0 then
+  if $data[0][1] != 1 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
+if $data[0][2] == $totalMsgOfNtb then
+  if $data[1][2] == 0 then
+    goto check_ok_2
+  endi
+elif $data[1][2] == $totalMsgOfNtb then
+  if $data[0][2] == 0 then
+    goto check_ok_2
+  endi
+endi
+return -1
+check_ok_2:
+
+if $data[0][3] == $totalMsgOfNtb then
+  if $data[1][3] == 0 then
+    goto check_ok_3
+  endi
+elif $data[1][3] == $totalMsgOfNtb then
+  if $data[0][3] == 0 then
+    goto check_ok_3
+  endi
+endi
+return -1
+check_ok_3:
+
+$loop_cnt = $loop_cnt + 1
+goto loop_consume_diff_topic_from_ntb
+loop_consume_diff_topic_from_ntb_end:
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic4.sim b/tests/script/tsim/tmq/basic4.sim
index 42023bda7e..9b418f12f2 100644
--- a/tests/script/tsim/tmq/basic4.sim
+++ b/tests/script/tsim/tmq/basic4.sim
@@ -1,216 +1,226 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
-#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-4vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 4
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 3
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$topicNum = 3
-
-print ================ test consume from stb
-print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
-$topicList = ' . topic_stb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$totalMsgOfStb = $totalMsgOfStb * $topicNum
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $expectmsgcnt then
-  return -1
-endi
-if $data[0][3] != $expectmsgcnt then
-  return -1
-endi
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb1
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ctb
-print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
-$topicList = ' . topic_ctb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfCtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfCtb then
-  return -1
-endi
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb2
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ntb
-print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
-$topicList = ' . topic_ntb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-if $rows != 1 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] != $consumerId then
-  return -1
-endi
-if $data[0][2] != $totalMsgOfNtb then
-  return -1
-endi
-if $data[0][3] != $totalMsgOfNtb then
-  return -1
-endi
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1.sim: vgroups=1, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic2.sim: vgroups=1, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+#basic3.sim: vgroups=4, one topic for one consumer, firstly insert data, then start consume. Include six topics
+#basic4.sim: vgroups=4, multi topics for one consumer, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-4vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 4
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 3
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+
+$topicNum = 3
+
+print ================ test consume from stb
+print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
+$topicList = ' . topic_stb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$totalMsgOfStb = $totalMsgOfStb * $topicNum
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $expectmsgcnt then
+  return -1
+endi
+if $data[0][3] != $expectmsgcnt then
+  return -1
+endi
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb1
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ctb
+print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
+$topicList = ' . topic_ctb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfCtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfCtb then
+  return -1
+endi
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb2
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ntb
+print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
+$topicList = ' . topic_ntb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+if $rows != 1 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] != $consumerId then
+  return -1
+endi
+if $data[0][2] != $totalMsgOfNtb then
+  return -1
+endi
+if $data[0][3] != $totalMsgOfNtb then
+  return -1
+endi
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/basic4Of2Cons.sim b/tests/script/tsim/tmq/basic4Of2Cons.sim
index a17d8a2f45..510aaf0e1a 100644
--- a/tests/script/tsim/tmq/basic4Of2Cons.sim
+++ b/tests/script/tsim/tmq/basic4Of2Cons.sim
@@ -1,319 +1,328 @@
-#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
-#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
-#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
-
-# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
-# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
-#
-# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
-#
-
-run tsim/tmq/prepareBasicEnv-4vgrp.sim
-
-#---- global parameters start ----#
-$dbName    = db
-$vgroups    = 4
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-$pullDelay    = 5
-$ifcheckdata  = 1
-$showMsg      = 1
-$showRow      = 0
-
-sql connect
-sql use $dbName
-
-print == create topics from super table
-sql create topic topic_stb_column as select ts, c3 from stb
-sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
-sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
-
-print == create topics from child table
-sql create topic topic_ctb_column as select ts, c3 from ctb0
-sql create topic topic_ctb_all as select * from ctb0
-sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
-
-print == create topics from normal table
-sql create topic topic_ntb_column as select ts, c3 from ntb0
-sql create topic topic_ntb_all as select * from ntb0
-sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
-
-#sql show topics
-#if $rows != 9 then 
-#  return -1
-#endi
-
-$keyList = ' . group.id:cgrp1
-$keyList = $keyList . '
-
-$topicNum = 3
-
-print ================ test consume from stb
-print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
-$topicList = ' . topic_stb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_stb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfStb = $ctbNum * $rowsPerCtb
-$totalMsgOfStb = $totalMsgOfStb * $topicNum
-$expectmsgcnt  = $totalMsgOfStb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from stb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
-
-print == check consume result
-wait_consumer_end_from_stb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_stb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-if $data[0][2] <= 0 then
-  return -1
-endi
-if $data[0][2] >= $expectmsgcnt then
-  return -1
-endi
-
-if $data[1][2] <= 0 then
-  return -1
-endi
-if $data[1][2] >= $expectmsgcnt then
-  return -1
-endi
-
-$sumOfConsMsg = $data[0][2] + $data[1][2]
-if $sumOfConsMsg != $expectmsgcnt then
-  return -1
-endi
-
-if $data[0][3] <= 0 then
-  return -1
-endi
-if $data[0][3] >= $expectmsgcnt then
-  return -1
-endi
-
-if $data[1][3] <= 0 then
-  return -1
-endi
-if $data[1][3] >= $expectmsgcnt then
-  return -1
-endi
-
-$sumOfConsRow = $data[0][3] + $data[1][3]
-if $sumOfConsRow != $expectmsgcnt then
-  return -1
-endi
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb1
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ctb
-print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
-$topicList = ' . topic_ctb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ctb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfCtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfCtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ctb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result
-wait_consumer_end_from_ctb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ctb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[0][1] == 1 then
-  if $data[1][1] != 0 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
-if $data[0][2] == $totalMsgOfCtb then
-  if $data[1][2] == 0 then
-    goto check_ok_0
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfCtb then
-    goto check_ok_0
-  endi
-endi
-return -1
-check_ok_0:
-
-if $data[0][3] == $totalMsgOfCtb then
-  if $data[1][3] == 0 then
-    goto check_ok_1
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfCtb then
-    goto check_ok_1
-  endi
-endi
-return -1
-check_ok_1:
-
-
-#######################################################################################
-# clear consume info and consume result 
-#run tsim/tmq/clearConsume.sim
-# because drop table function no stable, so by create new db for consume info and result. Modify it later
-$cdbName = cdb2
-sql create database $cdbName vgroups 1
-sleep 500
-sql use $cdbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-#######################################################################################
-
-
-print ================ test consume from ntb
-print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
-$topicList = ' . topic_ntb_column
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_all
-$topicList = $topicList . ,
-$topicList = $topicList . topic_ntb_function
-$topicList = $topicList . '
-
-$consumerId    = 0
-$totalMsgOfNtb = $rowsPerCtb * $topicNum
-$expectmsgcnt  = $totalMsgOfNtb
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-$consumerId    = 1
-sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata )
-
-print == start consumer to pull msgs from ntb
-print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
-system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
-
-print == check consume result from ntb
-wait_consumer_end_from_ntb:
-sql select * from consumeresult
-print ==> rows: $rows 
-print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
-print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
-if $rows != 2 then
-  sleep 1000
-  goto wait_consumer_end_from_ntb
-endi
-if $data[0][1] == 0 then
-  if $data[1][1] != 1 then
-    return -1
-  endi
-endi
-if $data[1][1] == 0 then
-  if $data[0][1] != 1 then
-    return -1
-  endi
-endi
-
-# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
-# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
-if $data[0][2] == $totalMsgOfNtb then
-  if $data[1][2] == 0 then
-    goto check_ok_2
-  endi
-elif $data[0][2] == 0 then
-  if $data[1][2] == $totalMsgOfNtb then
-    goto check_ok_2
-  endi
-endi
-return -1
-check_ok_2:
-
-if $data[0][3] == $totalMsgOfNtb then
-  if $data[1][3] == 0 then
-    goto check_ok_3
-  endi
-elif $data[0][3] == 0 then
-  if $data[1][3] == $totalMsgOfNtb then
-    goto check_ok_3
-  endi
-endi
-return -1
-check_ok_3:
-
-#------ not need stop consumer, because it exit after pull msg overthan expect msg
-#system tsim/tmq/consume.sh -s stop -x SIGINT
-
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
+#### test scenario, please refer to https://jira.taosdata.com:18090/pages/viewpage.action?pageId=135120406
+#basic1Of2Cons.sim: vgroups=1, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic2Of2Cons.sim: vgroups=1, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic3Of2Cons.sim: vgroups=4, one topic for 2 consumers, firstly insert data, then start consume. Include six topics
+#basic4Of2Cons.sim: vgroups=4, multi topics for 2 consumers, firstly insert data, then start consume. Include six topics
+
+# notes1: Scalar function: ABS/ACOS/ASIN/ATAN/CEIL/COS/FLOOR/LOG/POW/ROUND/SIN/SQRT/TAN
+# The above use cases are combined with where filter conditions, such as: where ts > "2017-08-12 18:25:58.128Z" and sin(a) > 0.5;
+#
+# notes2: not support aggregate functions(such as sum/count/min/max) and time-windows(interval).
+#
+
+run tsim/tmq/prepareBasicEnv-4vgrp.sim
+
+#---- global parameters start ----#
+$dbName    = db
+$vgroups    = 4
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+$pullDelay    = 5
+$ifcheckdata  = 1
+$ifmanualcommit = 1
+$showMsg      = 1
+$showRow      = 0
+
+sql connect
+sql use $dbName
+
+print == create topics from super table
+sql create topic topic_stb_column as select ts, c3 from stb
+sql create topic topic_stb_all as select ts, c1, c2, c3 from stb
+sql create topic topic_stb_function as select ts, abs(c1), sin(c2) from stb
+
+print == create topics from child table
+sql create topic topic_ctb_column as select ts, c3 from ctb0
+sql create topic topic_ctb_all as select * from ctb0
+sql create topic topic_ctb_function as select ts, abs(c1), sin(c2) from ctb0
+
+print == create topics from normal table
+sql create topic topic_ntb_column as select ts, c3 from ntb0
+sql create topic topic_ntb_all as select * from ntb0
+sql create topic topic_ntb_function as select ts, abs(c1), sin(c2) from ntb0
+
+#sql show topics
+#if $rows != 9 then 
+#  return -1
+#endi
+
+#'group.id:cgrp1,enable.auto.commit:false,auto.commit.interval.ms:6000,auto.offset.reset:earliest'
+$keyList = ' . group.id:cgrp1
+$keyList = $keyList . ,
+$keyList = $keyList . enable.auto.commit:false
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.commit.interval.ms:6000
+#$keyList = $keyList . ,
+#$keyList = $keyList . auto.offset.reset:earliest
+$keyList = $keyList . '
+print ========== key list:  $keyList
+
+$topicNum = 3
+
+print ================ test consume from stb
+print == multi toipcs: topic_stb_column + topic_stb_all + topic_stb_function
+$topicList = ' . topic_stb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_stb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfStb = $ctbNum * $rowsPerCtb
+$totalMsgOfStb = $totalMsgOfStb * $topicNum
+$expectmsgcnt  = $totalMsgOfStb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from stb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $dbName -s start
+
+print == check consume result
+wait_consumer_end_from_stb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_stb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+if $data[0][2] <= 0 then
+  return -1
+endi
+if $data[0][2] >= $expectmsgcnt then
+  return -1
+endi
+
+if $data[1][2] <= 0 then
+  return -1
+endi
+if $data[1][2] >= $expectmsgcnt then
+  return -1
+endi
+
+$sumOfConsMsg = $data[0][2] + $data[1][2]
+if $sumOfConsMsg != $expectmsgcnt then
+  return -1
+endi
+
+if $data[0][3] <= 0 then
+  return -1
+endi
+if $data[0][3] >= $expectmsgcnt then
+  return -1
+endi
+
+if $data[1][3] <= 0 then
+  return -1
+endi
+if $data[1][3] >= $expectmsgcnt then
+  return -1
+endi
+
+$sumOfConsRow = $data[0][3] + $data[1][3]
+if $sumOfConsRow != $expectmsgcnt then
+  return -1
+endi
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb1
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ctb
+print == multi toipcs: topic_ctb_column + topic_ctb_all + topic_ctb_function
+$topicList = ' . topic_ctb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ctb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfCtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfCtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ctb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result
+wait_consumer_end_from_ctb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ctb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[0][1] == 1 then
+  if $data[1][1] != 0 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfCtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfCtb
+if $data[0][2] == $totalMsgOfCtb then
+  if $data[1][2] == 0 then
+    goto check_ok_0
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfCtb then
+    goto check_ok_0
+  endi
+endi
+return -1
+check_ok_0:
+
+if $data[0][3] == $totalMsgOfCtb then
+  if $data[1][3] == 0 then
+    goto check_ok_1
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfCtb then
+    goto check_ok_1
+  endi
+endi
+return -1
+check_ok_1:
+
+
+#######################################################################################
+# clear consume info and consume result 
+#run tsim/tmq/clearConsume.sim
+# because drop table function no stable, so by create new db for consume info and result. Modify it later
+$cdbName = cdb2
+sql create database $cdbName vgroups 1
+sleep 500
+sql use $cdbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+#######################################################################################
+
+
+print ================ test consume from ntb
+print == multi toipcs: topic_ntb_column + topic_ntb_all + topic_ntb_function
+$topicList = ' . topic_ntb_column
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_all
+$topicList = $topicList . ,
+$topicList = $topicList . topic_ntb_function
+$topicList = $topicList . '
+
+$consumerId    = 0
+$totalMsgOfNtb = $rowsPerCtb * $topicNum
+$expectmsgcnt  = $totalMsgOfNtb
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+$consumerId    = 1
+sql insert into consumeinfo values (now , $consumerId , $topicList , $keyList , $expectmsgcnt , $ifcheckdata , $ifmanualcommit )
+
+print == start consumer to pull msgs from ntb
+print == tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -s start
+system tsim/tmq/consume.sh -d $dbName -y $pullDelay -g $showMsg -r $showRow -w $cdbName -s start
+
+print == check consume result from ntb
+wait_consumer_end_from_ntb:
+sql select * from consumeresult
+print ==> rows: $rows 
+print ==> rows[0]: $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
+print ==> rows[1]: $data[1][0] $data[1][1] $data[1][2] $data[1][3] $data[1][4] $data[1][5] $data[1][6]
+if $rows != 2 then
+  sleep 1000
+  goto wait_consumer_end_from_ntb
+endi
+if $data[0][1] == 0 then
+  if $data[1][1] != 1 then
+    return -1
+  endi
+endi
+if $data[1][1] == 0 then
+  if $data[0][1] != 1 then
+    return -1
+  endi
+endi
+
+# either $data[0][2] == $totalMsgOfNtb and $data[1][2] == 0
+# or     $data[0][2] == 0              and $data[1][2] == $totalMsgOfNtb
+if $data[0][2] == $totalMsgOfNtb then
+  if $data[1][2] == 0 then
+    goto check_ok_2
+  endi
+elif $data[0][2] == 0 then
+  if $data[1][2] == $totalMsgOfNtb then
+    goto check_ok_2
+  endi
+endi
+return -1
+check_ok_2:
+
+if $data[0][3] == $totalMsgOfNtb then
+  if $data[1][3] == 0 then
+    goto check_ok_3
+  endi
+elif $data[0][3] == 0 then
+  if $data[1][3] == $totalMsgOfNtb then
+    goto check_ok_3
+  endi
+endi
+return -1
+check_ok_3:
+
+#------ not need stop consumer, because it exit after pull msg overthan expect msg
+#system tsim/tmq/consume.sh -s stop -x SIGINT
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/tmq/prepareBasicEnv-1vgrp.sim b/tests/script/tsim/tmq/prepareBasicEnv-1vgrp.sim
index e32a1df802..fbdea96f93 100644
--- a/tests/script/tsim/tmq/prepareBasicEnv-1vgrp.sim
+++ b/tests/script/tsim/tmq/prepareBasicEnv-1vgrp.sim
@@ -1,88 +1,88 @@
-# stop all dnodes before start this case
-system sh/stop_dnodes.sh
-
-# deploy dnode 1
-system sh/deploy.sh -n dnode1 -i 1
-
-# add some config items for this case
-#system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
-
-# start dnode 1
-system sh/exec.sh -n dnode1 -s start
-
-sql connect
-
-#---- global parameters start ----#
-$dbName     = db
-$vgroups    = 1
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-print == create database $dbName vgroups $vgroups
-sql create database $dbName vgroups $vgroups
-
-#wait database ready
-$loop_cnt = 0
-check_db_ready:
-if $loop_cnt == 10 then
-  print ====> database not ready!
-	return -1
-endi
-sql show databases
-print ==> rows: $rows
-print ==> $data(db)[0] $data(db)[1] $data(db)[2] $data(db)[3] $data(db)[4] $data(db)[5] $data(db)[6] $data(db)[7] $data(db)[8] $data(db)[9] $data(db)[10] $data(db)[11] $data(db)[12]
-print     $data(db)[13] $data(db)[14] $data(db)[15] $data(db)[16] $data(db)[17] $data(db)[18] $data(db)[19] $data(db)[20]
-if $data(db)[19] != nostrict then
-  sleep 100
-  $loop_cnt = $loop_cnt + 1
-  goto check_db_ready  
-endi
-
-sql use $dbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-
-print == create super table
-sql create table $stbPrefix (ts timestamp, c1 int, c2 float, c3 binary(16)) tags (t1 int)
-sql show stables
-if $rows != 1 then 
-  return -1
-endi
-
-print == create child table, normal table and insert data
-$i = 0
-while $i < $ctbNum
-  $ctb = $ctbPrefix . $i
-  $ntb = $ntbPrefix . $i
-  sql create table $ctb using $stbPrefix tags( $i )
-  sql create table $ntb (ts timestamp, c1 int, c2 float, c3 binary(16))
-
-  $x = 0
-  while $x < $rowsPerCtb
-    $binary = ' . binary-
-    $binary = $binary . $i
-    $binary = $binary . '
-
-    sql insert into $ctb values ($tstart , $i , $x , $binary )
-    sql insert into $ntb values ($tstart , $i , $x , $binary )
-    $tstart = $tstart + 1
-    $x = $x + 1
-  endw
-
-  $i = $i + 1
-  $tstart = 1640966400000
-endw
+# stop all dnodes before start this case
+system sh/stop_dnodes.sh
+
+# deploy dnode 1
+system sh/deploy.sh -n dnode1 -i 1
+
+# add some config items for this case
+#system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
+
+# start dnode 1
+system sh/exec.sh -n dnode1 -s start
+
+sql connect
+
+#---- global parameters start ----#
+$dbName     = db
+$vgroups    = 1
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+print == create database $dbName vgroups $vgroups
+sql create database $dbName vgroups $vgroups
+
+#wait database ready
+$loop_cnt = 0
+check_db_ready:
+if $loop_cnt == 10 then
+  print ====> database not ready!
+	return -1
+endi
+sql show databases
+print ==> rows: $rows
+print ==> $data(db)[0] $data(db)[1] $data(db)[2] $data(db)[3] $data(db)[4] $data(db)[5] $data(db)[6] $data(db)[7] $data(db)[8] $data(db)[9] $data(db)[10] $data(db)[11] $data(db)[12]
+print     $data(db)[13] $data(db)[14] $data(db)[15] $data(db)[16] $data(db)[17] $data(db)[18] $data(db)[19] $data(db)[20]
+if $data(db)[19] != nostrict then
+  sleep 100
+  $loop_cnt = $loop_cnt + 1
+  goto check_db_ready  
+endi
+
+sql use $dbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+
+print == create super table
+sql create table $stbPrefix (ts timestamp, c1 int, c2 float, c3 binary(16)) tags (t1 int)
+sql show stables
+if $rows != 1 then 
+  return -1
+endi
+
+print == create child table, normal table and insert data
+$i = 0
+while $i < $ctbNum
+  $ctb = $ctbPrefix . $i
+  $ntb = $ntbPrefix . $i
+  sql create table $ctb using $stbPrefix tags( $i )
+  sql create table $ntb (ts timestamp, c1 int, c2 float, c3 binary(16))
+
+  $x = 0
+  while $x < $rowsPerCtb
+    $binary = ' . binary-
+    $binary = $binary . $i
+    $binary = $binary . '
+
+    sql insert into $ctb values ($tstart , $i , $x , $binary )
+    sql insert into $ntb values ($tstart , $i , $x , $binary )
+    $tstart = $tstart + 1
+    $x = $x + 1
+  endw
+
+  $i = $i + 1
+  $tstart = 1640966400000
+endw
diff --git a/tests/script/tsim/tmq/prepareBasicEnv-4vgrp.sim b/tests/script/tsim/tmq/prepareBasicEnv-4vgrp.sim
index 4750aab214..8b5573486d 100644
--- a/tests/script/tsim/tmq/prepareBasicEnv-4vgrp.sim
+++ b/tests/script/tsim/tmq/prepareBasicEnv-4vgrp.sim
@@ -1,88 +1,88 @@
-# stop all dnodes before start this case
-system sh/stop_dnodes.sh
-
-# deploy dnode 1
-system sh/deploy.sh -n dnode1 -i 1
-
-# add some config items for this case
-#system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
-
-# start dnode 1
-system sh/exec.sh -n dnode1 -s start
-
-sql connect
-
-#---- global parameters start ----#
-$dbName     = db
-$vgroups    = 4
-$stbPrefix  = stb
-$ctbPrefix  = ctb
-$ntbPrefix  = ntb
-$stbNum     = 1
-$ctbNum     = 10
-$ntbNum     = 10
-$rowsPerCtb = 10
-$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
-#---- global parameters end ----#
-
-print == create database $dbName vgroups $vgroups
-sql create database $dbName vgroups $vgroups
-
-#wait database ready
-$loop_cnt = 0
-check_db_ready:
-if $loop_cnt == 10 then
-  print ====> database not ready!
-	return -1
-endi
-sql show databases
-print ==> rows: $rows
-print ==> $data(db)[0] $data(db)[1] $data(db)[2] $data(db)[3] $data(db)[4] $data(db)[5] $data(db)[6] $data(db)[7] $data(db)[8] $data(db)[9] $data(db)[10] $data(db)[11] $data(db)[12]
-print     $data(db)[13] $data(db)[14] $data(db)[15] $data(db)[16] $data(db)[17] $data(db)[18] $data(db)[19] $data(db)[20]
-if $data(db)[19] != nostrict then
-  sleep 100
-  $loop_cnt = $loop_cnt + 1
-  goto check_db_ready  
-endi
-
-sql use $dbName
-
-print == create consume info table and consume result table
-sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)
-sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
-
-sql show tables
-if $rows != 2 then 
-  return -1
-endi
-
-print == create super table
-sql create table $stbPrefix (ts timestamp, c1 int, c2 float, c3 binary(16)) tags (t1 int)
-sql show stables
-if $rows != 1 then 
-  return -1
-endi
-
-print == create child table, normal table and insert data
-$i = 0
-while $i < $ctbNum
-  $ctb = $ctbPrefix . $i
-  $ntb = $ntbPrefix . $i
-  sql create table $ctb using $stbPrefix tags( $i )
-  sql create table $ntb (ts timestamp, c1 int, c2 float, c3 binary(16))
-
-  $x = 0
-  while $x < $rowsPerCtb
-    $binary = ' . binary-
-    $binary = $binary . $i
-    $binary = $binary . '
-
-    sql insert into $ctb values ($tstart , $i , $x , $binary )
-    sql insert into $ntb values ($tstart , $i , $x , $binary )
-    $tstart = $tstart + 1
-    $x = $x + 1
-  endw
-
-  $i = $i + 1
-  $tstart = 1640966400000
-endw
+# stop all dnodes before start this case
+system sh/stop_dnodes.sh
+
+# deploy dnode 1
+system sh/deploy.sh -n dnode1 -i 1
+
+# add some config items for this case
+#system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
+
+# start dnode 1
+system sh/exec.sh -n dnode1 -s start
+
+sql connect
+
+#---- global parameters start ----#
+$dbName     = db
+$vgroups    = 4
+$stbPrefix  = stb
+$ctbPrefix  = ctb
+$ntbPrefix  = ntb
+$stbNum     = 1
+$ctbNum     = 10
+$ntbNum     = 10
+$rowsPerCtb = 10
+$tstart     = 1640966400000  # 2022-01-01 00:00:00.000
+#---- global parameters end ----#
+
+print == create database $dbName vgroups $vgroups
+sql create database $dbName vgroups $vgroups
+
+#wait database ready
+$loop_cnt = 0
+check_db_ready:
+if $loop_cnt == 10 then
+  print ====> database not ready!
+	return -1
+endi
+sql show databases
+print ==> rows: $rows
+print ==> $data(db)[0] $data(db)[1] $data(db)[2] $data(db)[3] $data(db)[4] $data(db)[5] $data(db)[6] $data(db)[7] $data(db)[8] $data(db)[9] $data(db)[10] $data(db)[11] $data(db)[12]
+print     $data(db)[13] $data(db)[14] $data(db)[15] $data(db)[16] $data(db)[17] $data(db)[18] $data(db)[19] $data(db)[20]
+if $data(db)[19] != nostrict then
+  sleep 100
+  $loop_cnt = $loop_cnt + 1
+  goto check_db_ready  
+endi
+
+sql use $dbName
+
+print == create consume info table and consume result table
+sql create table consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)
+sql create table consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)
+
+sql show tables
+if $rows != 2 then 
+  return -1
+endi
+
+print == create super table
+sql create table $stbPrefix (ts timestamp, c1 int, c2 float, c3 binary(16)) tags (t1 int)
+sql show stables
+if $rows != 1 then 
+  return -1
+endi
+
+print == create child table, normal table and insert data
+$i = 0
+while $i < $ctbNum
+  $ctb = $ctbPrefix . $i
+  $ntb = $ntbPrefix . $i
+  sql create table $ctb using $stbPrefix tags( $i )
+  sql create table $ntb (ts timestamp, c1 int, c2 float, c3 binary(16))
+
+  $x = 0
+  while $x < $rowsPerCtb
+    $binary = ' . binary-
+    $binary = $binary . $i
+    $binary = $binary . '
+
+    sql insert into $ctb values ($tstart , $i , $x , $binary )
+    sql insert into $ntb values ($tstart , $i , $x , $binary )
+    $tstart = $tstart + 1
+    $x = $x + 1
+  endw
+
+  $i = $i + 1
+  $tstart = 1640966400000
+endw
diff --git a/tests/system-test/2-query/nestedQuery.py b/tests/system-test/2-query/nestedQuery.py
new file mode 100755
index 0000000000..1f1766f8e5
--- /dev/null
+++ b/tests/system-test/2-query/nestedQuery.py
@@ -0,0 +1,2284 @@
+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import random
+import os
+import time
+import taos
+from faker import Faker
+from util.log import tdLog
+from util.cases import tdCases
+from util.sql import tdSql
+from util.dnodes import tdDnodes
+from util.dnodes import *
+
+class TDTestCase:
+    updatecfgDict = {'maxSQLLength':1048576,'debugFlag': 143 ,"cDebugFlag":143,"uDebugFlag":143 ,"rpcDebugFlag":143 , "tmrDebugFlag":143 , 
+    "jniDebugFlag":143 ,"simDebugFlag":143,"dDebugFlag":143, "dDebugFlag":143,"vDebugFlag":143,"mDebugFlag":143,"qDebugFlag":143,
+    "wDebugFlag":143,"sDebugFlag":143,"tsdbDebugFlag":143,"tqDebugFlag":143 ,"fsDebugFlag":143 ,"fnDebugFlag":143}
+    
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+        testcasePath = os.path.split(__file__)[0]
+        testcaseFilename = os.path.split(__file__)[-1]
+        os.system("rm -rf %s/%s.sql" % (testcasePath,testcaseFilename))
+        
+        now = time.time()
+        self.ts = int(round(now * 1000))
+        self.num = 10
+        self.fornum = 5
+
+    # def case_common(self):
+    #     db = "nested"         
+    #     self.dropandcreateDB("%s" % db, 1) 
+
+    #     conn1 = taos.connect(host="127.0.0.1", user="root", password="taosdata", config="/etc/taos/")
+    #     cur1 = conn1.cursor()        
+    #     cur1.execute('use "%s";' %self.db)
+    #     sql = 'select * from stable_1 limit 5;'
+    #     cur1.execute(sql)
+
+    #     return(conn1,cur1)  
+    
+    def restartDnodes(self):
+        pass
+        # tdDnodes.stop(1)
+        # tdDnodes.start(1)
+
+    def dropandcreateDB_random(self,database,n):
+        ts = 1630000000000
+        num_random = 100
+        fake = Faker('zh_CN')
+        tdSql.execute('''drop database if exists %s ;''' %database)
+        tdSql.execute('''create database %s keep 36500;'''%database)
+        tdSql.execute('''use %s;'''%database)
+
+        tdSql.execute('''create stable stable_1 (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) \
+                tags(loc nchar(100) , t_int int , t_bigint bigint , t_smallint smallint , t_tinyint tinyint, t_bool bool , t_binary binary(100) , t_nchar nchar(100) ,t_float float , t_double double , t_ts timestamp);''')
+        tdSql.execute('''create stable stable_2 (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) \
+                tags(loc nchar(100) , t_int int , t_bigint bigint , t_smallint smallint , t_tinyint tinyint, t_bool bool , t_binary binary(100) , t_nchar nchar(100) ,t_float float , t_double double , t_ts timestamp);''')
+        
+        tdSql.execute('''create stable stable_null_data (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) \
+                tags(loc nchar(100) , t_int int , t_bigint bigint , t_smallint smallint , t_tinyint tinyint, t_bool bool , t_binary binary(100) , t_nchar nchar(100) ,t_float float , t_double double , t_ts timestamp);''')
+
+        tdSql.execute('''create stable stable_null_childtable (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) \
+                tags(loc nchar(100) , t_int int , t_bigint bigint , t_smallint smallint , t_tinyint tinyint, t_bool bool , t_binary binary(100) , t_nchar nchar(100) ,t_float float , t_double double , t_ts timestamp);''')
+        
+        #tdSql.execute('''create table stable_1_1 using stable_1 tags('stable_1_1', '0' , '0' , '0' , '0' , 0 , 'binary1' , 'nchar1' , '0' , '0' ,'0') ;''')
+        tdSql.execute('''create table stable_1_1 using stable_1 tags('stable_1_1', '%d' , '%d', '%d' , '%d' , 0 , 'binary1.%s' , 'nchar1.%s' , '%f', '%f' ,'%d') ;''' 
+                      %(fake.random_int(min=-2147483647, max=2147483647, step=1), fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1), 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pystr() ,fake.pystr() ,fake.pyfloat(),fake.pyfloat(),fake.random_int(min=-2147483647, max=2147483647, step=1)))  
+        tdSql.execute('''create table stable_1_2 using stable_1 tags('stable_1_2', '2147483647' , '9223372036854775807' , '32767' , '127' , 1 , 'binary2' , 'nchar2' , '2' , '22' , \'1999-09-09 09:09:09.090\') ;''')
+        tdSql.execute('''create table stable_1_3 using stable_1 tags('stable_1_3', '-2147483647' , '-9223372036854775807' , '-32767' , '-127' , false , 'binary3' , 'nchar3nchar3' , '-3.3' , '-33.33' , \'2099-09-09 09:09:09.090\') ;''')
+        #tdSql.execute('''create table stable_1_4 using stable_1 tags('stable_1_4', '0' , '0' , '0' , '0' , 0 , '0' , '0' , '0' , '0' ,'0') ;''')
+        tdSql.execute('''create table stable_1_4 using stable_1 tags('stable_1_4', '%d' , '%d', '%d' , '%d' , 1 , 'binary1.%s' , 'nchar1.%s' , '%f', '%f' ,'%d') ;''' 
+                      %(fake.random_int(min=-2147483647, max=2147483647, step=1), fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1), 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pystr() ,fake.pystr() ,fake.pyfloat(),fake.pyfloat(),fake.random_int(min=-2147483647, max=2147483647, step=1))) 
+
+        # tdSql.execute('''create table stable_2_1 using stable_2 tags('stable_2_1' , '0' , '0' , '0' , '0' , 0 , 'binary21' , 'nchar21' , '0' , '0' ,'0') ;''')
+        # tdSql.execute('''create table stable_2_2 using stable_2 tags('stable_2_2' , '0' , '0' , '0' , '0' , 0 , '0' , '0' , '0' , '0' ,'0') ;''')
+
+        # tdSql.execute('''create table stable_null_data_1 using stable_null_data tags('stable_null_data_1', '0' , '0' , '0' , '0' , 0 , '0' , '0' , '0' , '0' ,'0') ;''')
+        
+        tdSql.execute('''create table stable_2_1 using stable_2 tags('stable_2_1' , '0' , '0' , '0' , '0' , 0 , 'binary21' , 'nchar21' , '0' , '0' ,\'2099-09-09 09:09:09.090\') ;''')
+        tdSql.execute('''create table stable_2_2 using stable_2 tags('stable_2_2' , '%d' , '%d', '%d' , '%d' , 0 , 'binary2.%s' , 'nchar2.%s' , '%f', '%f' ,'%d') ;''' 
+                      %(fake.random_int(min=-2147483647, max=2147483647, step=1), fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1), 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pystr() ,fake.pystr() ,fake.pyfloat(),fake.pyfloat(),fake.random_int(min=-2147483647, max=2147483647, step=1))) 
+
+        tdSql.execute('''create table stable_null_data_1 using stable_null_data tags('stable_null_data_1', '%d' , '%d', '%d' , '%d' , 1 , 'binary1.%s' , 'nchar1.%s' , '%f', '%f' ,'%d') ;''' 
+                      %(fake.random_int(min=-2147483647, max=2147483647, step=1), fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1), 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pystr() ,fake.pystr() ,fake.pyfloat(),fake.pyfloat(),fake.random_int(min=-2147483647, max=2147483647, step=1))) 
+
+        #regular table
+        tdSql.execute('''create table regular_table_1 \
+                    (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                    q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) ;''')
+        tdSql.execute('''create table regular_table_2 \
+                    (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                    q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) ;''')
+        tdSql.execute('''create table regular_table_3 \
+                    (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                    q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) ;''')
+
+        tdSql.execute('''create table regular_table_null \
+                    (ts timestamp , q_int int , q_bigint bigint , q_smallint smallint , q_tinyint tinyint , q_float float , q_double double , q_bool bool , q_binary binary(100) , q_nchar nchar(100) , q_ts timestamp , \
+                    q_int_null int , q_bigint_null bigint , q_smallint_null smallint , q_tinyint_null tinyint, q_float_null float , q_double_null double , q_bool_null bool , q_binary_null binary(20) , q_nchar_null nchar(20) , q_ts_null timestamp) ;''')
+
+
+        for i in range(num_random*n):        
+            tdSql.execute('''insert into stable_1_1  (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double , q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 0, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000, fake.random_int(min=-2147483647, max=2147483647, step=1), 
+                        fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1), 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i))
+            tdSql.execute('''insert into  regular_table_1 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 0, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000, fake.random_int(min=-2147483647, max=2147483647, step=1) , 
+                        fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1) , 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i))
+
+            tdSql.execute('''insert into stable_1_2 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 1, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000, fake.random_int(min=0, max=2147483647, step=1), 
+                        fake.random_int(min=0, max=9223372036854775807, step=1), 
+                        fake.random_int(min=0, max=32767, step=1) , fake.random_int(min=0, max=127, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i))
+            tdSql.execute('''insert into regular_table_2 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 1, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000, fake.random_int(min=0, max=2147483647, step=1), 
+                        fake.random_int(min=0, max=9223372036854775807, step=1), 
+                        fake.random_int(min=0, max=32767, step=1) , fake.random_int(min=0, max=127, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i))
+            
+            tdSql.execute('''insert into stable_1_2 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 1, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000 +1, fake.random_int(min=-2147483647, max=0, step=1), 
+                        fake.random_int(min=-9223372036854775807, max=0, step=1), 
+                        fake.random_int(min=-32767, max=0, step=1) , fake.random_int(min=-127, max=0, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i +1))
+            tdSql.execute('''insert into regular_table_2 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 1, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000 +1, fake.random_int(min=-2147483647, max=0, step=1), 
+                        fake.random_int(min=-9223372036854775807, max=0, step=1), 
+                        fake.random_int(min=-32767, max=0, step=1) , fake.random_int(min=-127, max=0, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i +1))
+
+            tdSql.execute('''insert into stable_2_1 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 0, 'binary.%s', 'nchar.%s', %d) ;''' 
+                        % (ts + i*1000, fake.random_int(min=-2147483647, max=2147483647, step=1), 
+                        fake.random_int(min=-9223372036854775807, max=9223372036854775807, step=1), 
+                        fake.random_int(min=-32767, max=32767, step=1) , fake.random_int(min=-127, max=127, step=1) , 
+                        fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i))
+
+            # tdSql.execute('''insert into regular_table_3 (ts , q_int , q_bigint , q_smallint , q_tinyint , q_float , q_double, q_bool , q_binary , q_nchar, q_ts) values(%d, %d, %d, %d, %d, %f, %f, 1, 'binary.%s', 'nchar.%s', %d)''' 
+            #             % (ts + i*1000, fake.random_int(min=-2147483647, max=0, step=1), 
+            #             fake.random_int(min=-9223372036854775807, max=0, step=1), 
+            #             fake.random_int(min=-32767, max=0, step=1) , fake.random_int(min=-127, max=0, step=1) , 
+            #             fake.pyfloat() , fake.pyfloat() , fake.pystr() , fake.address() , ts + i))
+
+        tdSql.query("select count(*) from stable_1;")
+        tdSql.checkData(0,0,3*num_random*n)
+        tdSql.query("select count(*) from regular_table_1;")
+        tdSql.checkData(0,0,num_random*n)
+
+
+    def run(self):
+        tdSql.prepare()
+        os.system("rm -rf nestedQuery3.py.sql")
+        
+        startTime = time.time() 
+        
+        db = "nest"
+        self.dropandcreateDB_random("%s" %db, 1)
+
+        # regular column select
+        q_select= ['ts' , '*' , 'q_int', 'q_bigint' , 'q_bigint' , 'q_smallint' , 'q_tinyint' , 'q_bool' , 'q_binary' , 'q_nchar' ,'q_float' , 'q_double' ,'q_ts ']
+        q_select= ['ts' , 'q_int', 'q_bigint' , 'q_bigint' , 'q_smallint' , 'q_tinyint' , 'q_bool' , 'q_binary' , 'q_nchar' ,'q_float' , 'q_double' ,'q_ts ', 'q_int_null ', 'q_bigint_null ' , 'q_bigint_null ' , 'q_smallint_null ' , 'q_tinyint_null ' , 'q_bool_null ' , 'q_binary_null ' , 'q_nchar_null ' ,'q_float_null ' , 'q_double_null ' ,'q_ts_null ']
+
+        # tag column select
+        t_select= ['*' , 'loc' ,'t_int', 't_bigint' , 't_bigint' , 't_smallint' , 't_tinyint' , 't_bool' , 't_binary' , 't_nchar' ,'t_float' , 't_double' ,'t_ts ']
+        t_select= ['loc' ,'tbname','t_int', 't_bigint' , 't_bigint' , 't_smallint' , 't_tinyint' , 't_bool' , 't_binary' , 't_nchar' ,'t_float' , 't_double' ,'t_ts ']
+
+        # regular and tag column select
+        qt_select=  q_select + t_select
+
+        # distinct regular column select
+        dq_select= ['distinct q_int', 'distinct q_bigint' , 'distinct q_smallint' , 'distinct q_tinyint' , 
+                'distinct q_bool' , 'distinct q_binary' , 'distinct q_nchar' ,'distinct q_float' , 'distinct q_double' ,'distinct q_ts ']
+
+        # distinct tag column select
+        dt_select= ['distinct loc', 'distinct t_int', 'distinct t_bigint'  , 'distinct t_smallint' , 'distinct t_tinyint' , 
+                'distinct t_bool' , 'distinct t_binary' , 'distinct t_nchar' ,'distinct t_float' , 'distinct t_double' ,'distinct t_ts ']
+
+        # distinct regular and tag column select
+        dqt_select= dq_select + dt_select
+
+        # special column select
+        s_r_select= ['_c0', '_rowts' , '_C0' ]
+        s_s_select= ['tbname' , '_rowts' , '_c0', '_C0' ]
+        unionall_or_union= [ ' union ' , ' union all ' ]
+
+        # regular column where 
+        q_where = ['ts < now +1s','q_bigint >= -9223372036854775807 and q_bigint <= 9223372036854775807', 'q_int <= 2147483647 and q_int >= -2147483647',
+        'q_smallint >= -32767 and q_smallint <= 32767','q_tinyint >= -127 and q_tinyint <= 127','q_float >= -1.7E308 and q_float <= 1.7E308', 
+        'q_double >= -1.7E308 and q_double <= 1.7E308', 'q_binary like \'binary%\'  or q_binary = \'0\' ' , 'q_nchar like \'nchar%\' or q_nchar = \'0\' ' , 
+        'q_bool = true or  q_bool = false' , 'q_bool in (0 , 1)' , 'q_bool in ( true , false)' , 'q_bool = 0 or q_bool = 1',
+        'q_bigint between  -9223372036854775807 and 9223372036854775807',' q_int between -2147483647 and 2147483647','q_smallint between -32767 and 32767', 
+        'q_tinyint between -127 and 127 ','q_float >= -3.4E38  ','q_float <= 3.4E38  ','q_double >= -1.7E308  ',
+        'q_double <= 1.7E308  ','q_float between -3.4E38 and 3.4E38  ','q_double between -1.7E308 and 1.7E308  ' ,
+        'q_float is not null  ' ,'q_double is not null  ' ,]
+        #TD-6201 ,'q_bool between 0 and 1'
+
+        # regular column where for test union,join
+        q_u_where = ['t1.ts < now +1s' , 't2.ts < now +1s','t1.q_bigint >= -9223372036854775807 and t1.q_bigint <= 9223372036854775807 and t2.q_bigint >= -9223372036854775807 and t2.q_bigint <= 9223372036854775807',
+        't1.q_int <= 2147483647 and t1.q_int >= -2147483647 and t2.q_int <= 2147483647 and t2.q_int >= -2147483647',
+        't1.q_smallint >= -32767 and t1.q_smallint <= 32767 and t2.q_smallint >= -32767 and t2.q_smallint <= 32767',
+        't1.q_tinyint >= -127 and t1.q_tinyint <= 127 and t2.q_tinyint >= -127 and t2.q_tinyint <= 127',
+        't1.q_float >= - 1.7E308 and t1.q_float <=  1.7E308 and t2.q_float >= - 1.7E308 and t2.q_float <=  1.7E308',
+        't1.q_double >= - 1.7E308 and t1.q_double <=  1.7E308 and t2.q_double >= - 1.7E308 and t2.q_double <=  1.7E308', 
+        't1.q_binary like \'binary%\'  and t2.q_binary like \'binary%\'  ' , 
+        't1.q_nchar like \'nchar%\' and t2.q_nchar like \'nchar%\' ' , 
+        't1.q_bool in (0 , 1) and t2.q_bool in (0 , 1)' , 't1.q_bool in ( true , false) and t2.q_bool in ( true , false)' , 
+        't1.q_bigint between  -9223372036854775807 and 9223372036854775807 and t2.q_bigint between  -9223372036854775807 and 9223372036854775807',
+        't1.q_int between -2147483647 and 2147483647 and t2.q_int between -2147483647 and 2147483647',
+        't1.q_smallint between -32767 and 32767 and t2.q_smallint between -32767 and 32767', 
+        't1.q_tinyint between -127 and 127 and t2.q_tinyint between -127 and 127 ','t1.q_float between -1.7E308 and  1.7E308 and t2.q_float between -1.7E308 and  1.7E308',
+        't1.q_double between -1.7E308 and  1.7E308 and t2.q_double between -1.7E308 and  1.7E308']
+        #TD-6201 ,'t1.q_bool between 0 and 1 or t2.q_bool between 0 and 1']
+        #'t1.q_bool = true and  t1.q_bool = false and t2.q_bool = true and  t2.q_bool = false' , 't1.q_bool = 0 and t1.q_bool = 1 and t2.q_bool = 0 and t2.q_bool = 1' ,
+
+        q_u_or_where = ['(t1.q_binary like \'binary%\'  or t1.q_binary = \'0\'  or t2.q_binary like \'binary%\'  or t2.q_binary = \'0\' )' , 
+        '(t1.q_nchar like \'nchar%\' or t1.q_nchar = \'0\' or t2.q_nchar like \'nchar%\' or t2.q_nchar = \'0\' )' , '(t1.q_bool = true or  t1.q_bool = false or t2.q_bool = true or  t2.q_bool = false)' , 
+        '(t1.q_bool in (0 , 1) or t2.q_bool in (0 , 1)' , 't1.q_bool in ( true , false) or t2.q_bool in ( true , false))' , '(t1.q_bool = 0 or t1.q_bool = 1 or t2.q_bool = 0 or t2.q_bool = 1)' ,
+        '(t1.q_bigint between  -9223372036854775807 and 9223372036854775807 or t2.q_bigint between  -9223372036854775807 and 9223372036854775807)',
+        '(t1.q_int between -2147483647 and 2147483647 or t2.q_int between -2147483647 and 2147483647)',
+        '(t1.q_smallint between -32767 and 32767 or t2.q_smallint between -32767 and 32767)', 
+        '(t1.q_tinyint between -127 and 127 or t2.q_tinyint between -127 and 127 )','(t1.q_float between -1.7E308 and 1.7E308 or t2.q_float between -1.7E308 and 1.7E308)',
+        '(t1.q_double between -1.7E308 and 1.7E308 or t2.q_double between -1.7E308 and 1.7E308)']
+
+        # tag column where
+        t_where = ['ts < now +1s','t_bigint >= -9223372036854775807 and t_bigint <= 9223372036854775807','t_int <= 2147483647 and t_int >= -2147483647',
+        't_smallint >= -32767 and t_smallint <= 32767','q_tinyint >= -127 and t_tinyint <= 127','t_float >= -1.7E308 and t_float <= 1.7E308',
+        't_double >= -1.7E308 and t_double <= 1.7E308', 't_binary like \'binary%\'   or t_binary = \'0\' ' , 't_nchar like \'nchar%\' or t_nchar = \'0\'' , 
+        't_bool = true or  t_bool = false' , 't_bool in (0 , 1)' , 't_bool in ( true , false)' , 't_bool = 0 or t_bool = 1',
+        't_bigint between  -9223372036854775807 and 9223372036854775807',' t_int between -2147483647 and 2147483647','t_smallint between -32767 and 32767', 
+        't_tinyint between -127 and 127 ','t_float between -1.7E308 and 1.7E308','t_double between -1.7E308 and 1.7E308']
+        #TD-6201,'t_bool between 0 and 1'
+
+        # tag column where for test  union,join | this is not support
+        t_u_where = ['t1.ts < now +1s' , 't2.ts < now +1s','t1.t_bigint >= -9223372036854775807 and t1.t_bigint <= 9223372036854775807 and t2.t_bigint >= -9223372036854775807 and t2.t_bigint <= 9223372036854775807',
+        't1.t_int <= 2147483647 and t1.t_int >= -2147483647 and t2.t_int <= 2147483647 and t2.t_int >= -2147483647',
+        't1.t_smallint >= -32767 and t1.t_smallint <= 32767 and t2.t_smallint >= -32767 and t2.t_smallint <= 32767',
+        't1.t_tinyint >= -127 and t1.t_tinyint <= 127 and t2.t_tinyint >= -127 and t2.t_tinyint <= 127',
+        't1.t_float >= -1.7E308 and t1.t_float <= 1.7E308 and t2.t_float >= -1.7E308 and t2.t_float <= 1.7E308',
+        't1.t_double >= -1.7E308 and t1.t_double <= 1.7E308 and t2.t_double >= -1.7E308 and t2.t_double <= 1.7E308', 
+        '(t1.t_binary like \'binary%\'  or t1.t_binary = \'0\'  or t2.t_binary like \'binary%\'  or t2.t_binary = \'0\') ' , 
+        '(t1.t_nchar like \'nchar%\' or t1.t_nchar = \'0\' or t2.t_nchar like \'nchar%\' or t2.t_nchar = \'0\' )' , '(t1.t_bool = true or  t1.t_bool = false or t2.t_bool = true or  t2.t_bool = false)' , 
+        't1.t_bool in (0 , 1) and t2.t_bool in (0 , 1)' , 't1.t_bool in ( true , false) and t2.t_bool in ( true , false)' , '(t1.t_bool = 0 or t1.t_bool = 1 or t2.t_bool = 0 or t2.t_bool = 1)',
+        't1.t_bigint between  -9223372036854775807 and 9223372036854775807 and t2.t_bigint between  -9223372036854775807 and 9223372036854775807',
+        't1.t_int between -2147483647 and 2147483647 and t2.t_int between -2147483647 and 2147483647',
+        't1.t_smallint between -32767 and 32767 and t2.t_smallint between -32767 and 32767', 
+        '(t1.t_tinyint between -127 and 127 and t2.t_tinyint between -127 and 127) ','t1.t_float between -1.7E308 and 1.7E308 and t2.t_float between -1.7E308 and 1.7E308',
+        '(t1.t_double between -1.7E308 and 1.7E308 and t2.t_double between -1.7E308 and 1.7E308)']
+        #TD-6201,'t1.t_bool between 0 and 1 or t2.q_bool between 0 and 1']
+
+        t_u_or_where = ['(t1.t_binary like \'binary%\'  or t1.t_binary = \'0\'  or t2.t_binary like \'binary%\'  or t2.t_binary = \'0\' )' , 
+        '(t1.t_nchar like \'nchar%\' or t1.t_nchar = \'0\' or t2.t_nchar like \'nchar%\' or t2.t_nchar = \'0\' )' , '(t1.t_bool = true or  t1.t_bool = false or t2.t_bool = true or  t2.t_bool = false)' , 
+        '(t1.t_bool in (0 , 1) or t2.t_bool in (0 , 1))' , '(t1.t_bool in ( true , false) or t2.t_bool in ( true , false))' , '(t1.t_bool = 0 or t1.t_bool = 1 or t2.t_bool = 0 or t2.t_bool = 1)',
+        '(t1.t_bigint between  -9223372036854775807 and 9223372036854775807 or t2.t_bigint between  -9223372036854775807 and 9223372036854775807)',
+        '(t1.t_int between -2147483647 and 2147483647 or t2.t_int between -2147483647 and 2147483647)',
+        '(t1.t_smallint between -32767 and 32767 or t2.t_smallint between -32767 and 32767)', 
+        '(t1.t_tinyint between -127 and 127 or t2.t_tinyint between -127 and 127 )','(t1.t_float between -1.7E308 and 1.7E308 or t2.t_float between -1.7E308 and 1.7E308)',
+        '(t1.t_double between -1.7E308 and 1.7E308 or t2.t_double between -1.7E308 and 1.7E308)']
+
+        # regular and tag column where 
+        qt_where = q_where + t_where
+        qt_u_where = q_u_where + t_u_where
+        # now,qt_u_or_where is not support
+        qt_u_or_where = q_u_or_where + t_u_or_where
+
+        # tag column where for test super join | this is  support  , 't1.t_bool = t2.t_bool ' ？？？
+        t_join_where = ['t1.t_bigint = t2.t_bigint ', 't1.t_int = t2.t_int ', 't1.t_smallint = t2.t_smallint ', 't1.t_tinyint = t2.t_tinyint ',
+                    't1.t_float = t2.t_float ', 't1.t_double = t2.t_double ', 't1.t_binary = t2.t_binary ' , 't1.t_nchar = t2.t_nchar  ' ]
+
+        # session && fill
+        session_where = ['session(ts,10a)' , 'session(ts,10s)', 'session(ts,10m)' , 'session(ts,10h)','session(ts,10d)' , 'session(ts,10w)']
+        session_u_where = ['session(t1.ts,10a)' , 'session(t1.ts,10s)', 'session(t1.ts,10m)' , 'session(t1.ts,10h)','session(t1.ts,10d)' , 'session(t1.ts,10w)',
+                    'session(t2.ts,10a)' , 'session(t2.ts,10s)', 'session(t2.ts,10m)' , 'session(t2.ts,10h)','session(t2.ts,10d)' , 'session(t2.ts,10w)']
+        
+        fill_where = ['FILL(NONE)','FILL(PREV)','FILL(NULL)','FILL(LINEAR)','FILL(NEXT)','FILL(VALUE, 1.23)']
+        
+        state_window = ['STATE_WINDOW(q_tinyint)','STATE_WINDOW(q_bigint)','STATE_WINDOW(q_int)','STATE_WINDOW(q_bool)','STATE_WINDOW(q_smallint)']
+        state_u_window = ['STATE_WINDOW(t1.q_tinyint)','STATE_WINDOW(t1.q_bigint)','STATE_WINDOW(t1.q_int)','STATE_WINDOW(t1.q_bool)','STATE_WINDOW(t1.q_smallint)',
+                    'STATE_WINDOW(t2.q_tinyint)','STATE_WINDOW(t2.q_bigint)','STATE_WINDOW(t2.q_int)','STATE_WINDOW(t2.q_bool)','STATE_WINDOW(t2.q_smallint)']
+
+        # order by where 
+        order_where = ['order by ts' , 'order by ts asc']
+        order_u_where = ['order by t1.ts' , 'order by t1.ts asc' , 'order by t2.ts' , 'order by t2.ts asc']
+        order_desc_where = ['order by ts' , 'order by ts asc' , 'order by ts desc' ]
+        orders_desc_where = ['order by ts' , 'order by ts asc' , 'order by ts desc' , 'order by loc' , 'order by loc asc' , 'order by loc desc']
+ 
+        group_where = ['group by tbname , loc' , 'group by tbname', 'group by tbname, t_bigint', 'group by tbname,t_int', 'group by tbname, t_smallint', 'group by tbname,t_tinyint', 
+                    'group by tbname,t_float', 'group by tbname,t_double' , 'group by tbname,t_binary', 'group by tbname,t_nchar', 'group by tbname,t_bool' ,'group by tbname ,loc ,t_bigint',
+                    'group by tbname,t_binary ,t_nchar ,t_bool' , 'group by tbname,t_int ,t_smallint ,t_tinyint' , 'group by tbname,t_float ,t_double ' ]
+        having_support = ['having count(q_int) > 0','having count(q_bigint) > 0','having count(q_smallint) > 0','having count(q_tinyint) > 0','having count(q_float) > 0','having count(q_double) > 0','having count(q_bool) > 0',
+                    'having avg(q_int) > 0','having avg(q_bigint) > 0','having avg(q_smallint) > 0','having avg(q_tinyint) > 0','having avg(q_float) > 0','having avg(q_double) > 0',
+                    'having sum(q_int) > 0','having sum(q_bigint) > 0','having sum(q_smallint) > 0','having sum(q_tinyint) > 0','having sum(q_float) > 0','having sum(q_double) > 0',
+                    'having STDDEV(q_int) > 0','having STDDEV(q_bigint) > 0','having STDDEV(q_smallint) > 0','having STDDEV(q_tinyint) > 0','having STDDEV(q_float) > 0','having STDDEV(q_double) > 0',
+                    'having TWA(q_int) > 0','having  TWA(q_bigint) > 0','having  TWA(q_smallint) > 0','having  TWA(q_tinyint) > 0','having  TWA(q_float) > 0','having  TWA(q_double) > 0',
+                    'having IRATE(q_int) > 0','having IRATE(q_bigint) > 0','having IRATE(q_smallint) > 0','having IRATE(q_tinyint) > 0','having IRATE(q_float) > 0','having IRATE(q_double) > 0',
+                    'having MIN(q_int) > 0','having MIN(q_bigint) > 0','having MIN(q_smallint) > 0','having MIN(q_tinyint) > 0','having MIN(q_float) > 0','having MIN(q_double) > 0',
+                    'having MAX(q_int) > 0','having MAX(q_bigint) > 0','having MAX(q_smallint) > 0','having MAX(q_tinyint) > 0','having MAX(q_float) > 0','having MAX(q_double) > 0',
+                    'having FIRST(q_int) > 0','having FIRST(q_bigint) > 0','having FIRST(q_smallint) > 0','having FIRST(q_tinyint) > 0','having FIRST(q_float) > 0','having FIRST(q_double) > 0',
+                    'having LAST(q_int) > 0','having LAST(q_bigint) > 0','having LAST(q_smallint) > 0','having LAST(q_tinyint) > 0','having LAST(q_float) > 0','having LAST(q_double) > 0',
+                    'having APERCENTILE(q_int,10) > 0','having APERCENTILE(q_bigint,10) > 0','having APERCENTILE(q_smallint,10) > 0','having APERCENTILE(q_tinyint,10) > 0','having APERCENTILE(q_float,10) > 0','having APERCENTILE(q_double,10) > 0']
+        having_not_support = ['having TOP(q_int,10) > 0','having TOP(q_bigint,10) > 0','having TOP(q_smallint,10) > 0','having TOP(q_tinyint,10) > 0','having TOP(q_float,10) > 0','having TOP(q_double,10) > 0','having TOP(q_bool,10) > 0',
+                    'having BOTTOM(q_int,10) > 0','having BOTTOM(q_bigint,10) > 0','having BOTTOM(q_smallint,10) > 0','having BOTTOM(q_tinyint,10) > 0','having BOTTOM(q_float,10) > 0','having BOTTOM(q_double,10) > 0','having BOTTOM(q_bool,10) > 0',
+                    'having LEASTSQUARES(q_int) > 0','having  LEASTSQUARES(q_bigint) > 0','having  LEASTSQUARES(q_smallint) > 0','having  LEASTSQUARES(q_tinyint) > 0','having  LEASTSQUARES(q_float) > 0','having  LEASTSQUARES(q_double) > 0','having  LEASTSQUARES(q_bool) > 0',
+                    'having FIRST(q_bool) > 0','having IRATE(q_bool) > 0','having PERCENTILE(q_bool,10) > 0','having avg(q_bool) > 0','having LAST_ROW(q_bool) > 0','having sum(q_bool) > 0','having STDDEV(q_bool) > 0','having APERCENTILE(q_bool,10) > 0','having  TWA(q_bool) > 0','having LAST(q_bool) > 0',                    
+                    'having PERCENTILE(q_int,10) > 0','having PERCENTILE(q_bigint,10) > 0','having PERCENTILE(q_smallint,10) > 0','having PERCENTILE(q_tinyint,10) > 0','having PERCENTILE(q_float,10) > 0','having PERCENTILE(q_double,10) > 0']
+        having_tagnot_support = ['having LAST_ROW(q_int) > 0','having LAST_ROW(q_bigint) > 0','having LAST_ROW(q_smallint) > 0','having LAST_ROW(q_tinyint) > 0','having LAST_ROW(q_float) > 0','having LAST_ROW(q_double) > 0']    
+
+        # limit offset where
+        limit_where = ['limit 1 offset 1' , 'limit 1' , 'limit 2 offset 1' , 'limit 2', 'limit 12 offset 1' , 'limit 20', 'limit 20 offset 10' , 'limit 200']
+        limit1_where = ['limit 1 offset 1' , 'limit 1' ]
+        limit_u_where = ['limit 100 offset 10' , 'limit 50' , 'limit 100' , 'limit 10' ]
+
+        # slimit soffset where
+        slimit_where = ['slimit 1 soffset 1' , 'slimit 1' , 'slimit 2 soffset 1' , 'slimit 2']
+        slimit1_where = ['slimit 2 soffset 1' , 'slimit 1' ]
+        
+        # aggregate function include [all:count(*)\avg\sum\stddev ||regualr:twa\irate\leastsquares ||group by tbname:twa\irate\]       
+        # select function include [all: min\max\first(*)\last(*)\top\bottom\apercentile\last_row(*)(not with interval)\interp(*)(FILL) ||regualr: percentile]
+        # calculation function include [all:spread\+-*/ ||regualr:diff\derivative ||group by tbname:diff\derivative\]
+        # **_ns_**  express is not support stable, therefore, separated from regular tables
+        # calc_select_all   calc_select_regular  calc_select_in_ts  calc_select_fill  calc_select_not_interval
+        # calc_aggregate_all   calc_aggregate_regular   calc_aggregate_groupbytbname
+        # calc_calculate_all   calc_calculate_regular   calc_calculate_groupbytbname
+
+        # calc_select_all   calc_select_regular  calc_select_in_ts  calc_select_fill  calc_select_not_interval
+        # select function include [all: min\max\first(*)\last(*)\top\bottom\apercentile\last_row(*)(not with interval)\interp(*)(FILL) ||regualr: percentile]
+        
+        calc_select_all = ['bottom(q_int,20)' , 'bottom(q_bigint,20)' , 'bottom(q_smallint,20)' , 'bottom(q_tinyint,20)' ,'bottom(q_float,20)' , 'bottom(q_double,20)' ,
+                    'top(q_int,20)' , 'top(q_bigint,20)' , 'top(q_smallint,20)' ,'top(q_tinyint,20)' ,'top(q_float,20)' ,'top(q_double,20)' ,
+                    'first(q_int)' , 'first(q_bigint)' , 'first(q_smallint)' , 'first(q_tinyint)' , 'first(q_float)' ,'first(q_double)' ,'first(q_binary)' ,'first(q_nchar)' ,'first(q_bool)' ,'first(q_ts)' ,
+                    'last(q_int)' ,  'last(q_bigint)' , 'last(q_smallint)'  , 'last(q_tinyint)' , 'last(q_float)'  ,'last(q_double)' , 'last(q_binary)' ,'last(q_nchar)' ,'last(q_bool)' ,'last(q_ts)' ,
+                    'min(q_int)' , 'min(q_bigint)' , 'min(q_smallint)' , 'min(q_tinyint)' , 'min(q_float)' ,'min(q_double)' ,
+                    'max(q_int)' ,  'max(q_bigint)' , 'max(q_smallint)' , 'max(q_tinyint)' ,'max(q_float)' ,'max(q_double)' ,
+                    'apercentile(q_int,20)' ,  'apercentile(q_bigint,20)'  ,'apercentile(q_smallint,20)'  ,'apercentile(q_tinyint,20)' ,'apercentile(q_float,20)'  ,'apercentile(q_double,20)' ,
+                    'last_row(q_int)' ,  'last_row(q_bigint)' , 'last_row(q_smallint)' , 'last_row(q_tinyint)' , 'last_row(q_float)' , 
+                    'last_row(q_double)' , 'last_row(q_bool)' ,'last_row(q_binary)' ,'last_row(q_nchar)' ,'last_row(q_ts)']
+
+        calc_select_in_ts = ['bottom(q_int,20)' , 'bottom(q_bigint,20)' , 'bottom(q_smallint,20)' , 'bottom(q_tinyint,20)' ,'bottom(q_float,20)' , 'bottom(q_double,20)' ,
+                    'top(q_int,20)' , 'top(q_bigint,20)' , 'top(q_smallint,20)' ,'top(q_tinyint,20)' ,'top(q_float,20)' ,'top(q_double,20)' ,
+                    'first(q_int)' , 'first(q_bigint)' , 'first(q_smallint)' , 'first(q_tinyint)' , 'first(q_float)' ,'first(q_double)' ,'first(q_binary)' ,'first(q_nchar)' ,'first(q_bool)' ,'first(q_ts)' ,
+                    'last(q_int)' ,  'last(q_bigint)' , 'last(q_smallint)'  , 'last(q_tinyint)' , 'last(q_float)'  ,'last(q_double)' , 'last(q_binary)' ,'last(q_nchar)' ,'last(q_bool)' ,'last(q_ts)' ]
+
+        calc_select_in = ['min(q_int)' , 'min(q_bigint)' , 'min(q_smallint)' , 'min(q_tinyint)' , 'min(q_float)' ,'min(q_double)' ,
+                    'max(q_int)' ,  'max(q_bigint)' , 'max(q_smallint)' , 'max(q_tinyint)' ,'max(q_float)' ,'max(q_double)' ,
+                    'apercentile(q_int,20)' ,  'apercentile(q_bigint,20)'  ,'apercentile(q_smallint,20)'  ,'apercentile(q_tinyint,20)' ,'apercentile(q_float,20)'  ,'apercentile(q_double,20)' ,
+                    'last_row(q_int)' ,  'last_row(q_bigint)' , 'last_row(q_smallint)' , 'last_row(q_tinyint)' , 'last_row(q_float)' , 
+                    'last_row(q_double)' , 'last_row(q_bool)' ,'last_row(q_binary)' ,'last_row(q_nchar)' ,'last_row(q_ts)']
+        
+
+        calc_select_regular = [ 'PERCENTILE(q_int,10)' ,'PERCENTILE(q_bigint,20)' , 'PERCENTILE(q_smallint,30)' ,'PERCENTILE(q_tinyint,40)' ,'PERCENTILE(q_float,50)' ,'PERCENTILE(q_double,60)']
+
+                    
+        calc_select_fill = ['INTERP(q_int)' ,'INTERP(q_bigint)' ,'INTERP(q_smallint)' ,'INTERP(q_tinyint)', 'INTERP(q_float)' ,'INTERP(q_double)']
+        interp_where = ['ts = now' , 'ts = \'2020-09-13 20:26:40.000\'' , 'ts = \'2020-09-13 20:26:40.009\'' ,'tbname in (\'table_1\') and ts = now' ,'tbname in (\'table_0\' ,\'table_1\',\'table_2\',\'table_3\',\'table_4\',\'table_5\') and ts =  \'2020-09-13 20:26:40.000\'','tbname like \'table%\'  and ts =  \'2020-09-13 20:26:40.002\'']
+
+        #two table join
+        calc_select_in_ts_j = ['bottom(t1.q_int,20)' , 'bottom(t1.q_bigint,20)' , 'bottom(t1.q_smallint,20)' , 'bottom(t1.q_tinyint,20)' ,'bottom(t1.q_float,20)' , 'bottom(t1.q_double,20)' ,
+                    'top(t1.q_int,20)' , 'top(t1.q_bigint,20)' , 'top(t1.q_smallint,20)' ,'top(t1.q_tinyint,20)' ,'top(t1.q_float,20)' ,'top(t1.q_double,20)' ,
+                    'first(t1.q_int)' , 'first(t1.q_bigint)' , 'first(t1.q_smallint)' , 'first(t1.q_tinyint)' , 'first(t1.q_float)' ,'first(t1.q_double)' ,'first(t1.q_binary)' ,'first(t1.q_nchar)' ,'first(t1.q_bool)' ,'first(t1.q_ts)' ,
+                    'last(t1.q_int)' ,  'last(t1.q_bigint)' , 'last(t1.q_smallint)'  , 'last(t1.q_tinyint)' , 'last(t1.q_float)'  ,'last(t1.q_double)' , 'last(t1.q_binary)' ,'last(t1.q_nchar)' ,'last(t1.q_bool)' ,'last(t1.q_ts)' ,
+                    'bottom(t2.q_int,20)' , 'bottom(t2.q_bigint,20)' , 'bottom(t2.q_smallint,20)' , 'bottom(t2.q_tinyint,20)' ,'bottom(t2.q_float,20)' , 'bottom(t2.q_double,20)' ,
+                    'top(t2.q_int,20)' , 'top(t2.q_bigint,20)' , 'top(t2.q_smallint,20)' ,'top(t2.q_tinyint,20)' ,'top(t2.q_float,20)' ,'top(t2.q_double,20)' ,
+                    'first(t2.q_int)' , 'first(t2.q_bigint)' , 'first(t2.q_smallint)' , 'first(t2.q_tinyint)' , 'first(t2.q_float)' ,'first(t2.q_double)' ,'first(t2.q_binary)' ,'first(t2.q_nchar)' ,'first(t2.q_bool)' ,'first(t2.q_ts)' ,
+                    'last(t2.q_int)' ,  'last(t2.q_bigint)' , 'last(t2.q_smallint)'  , 'last(t2.q_tinyint)' , 'last(t2.q_float)'  ,'last(t2.q_double)' , 'last(t2.q_binary)' ,'last(t2.q_nchar)' ,'last(t2.q_bool)' ,'last(t2.q_ts)']
+
+        calc_select_in_j = ['min(t1.q_int)' , 'min(t1.q_bigint)' , 'min(t1.q_smallint)' , 'min(t1.q_tinyint)' , 'min(t1.q_float)' ,'min(t1.q_double)' ,
+                    'max(t1.q_int)' ,  'max(t1.q_bigint)' , 'max(t1.q_smallint)' , 'max(t1.q_tinyint)' ,'max(t1.q_float)' ,'max(t1.q_double)' ,
+                    'apercentile(t1.q_int,20)' ,  'apercentile(t1.q_bigint,20)'  ,'apercentile(t1.q_smallint,20)'  ,'apercentile(t1.q_tinyint,20)' ,'apercentile(t1.q_float,20)'  ,'apercentile(t1.q_double,20)' ,
+                    'last_row(t1.q_int)' ,  'last_row(t1.q_bigint)' , 'last_row(t1.q_smallint)' , 'last_row(t1.q_tinyint)' , 'last_row(t1.q_float)' , 
+                    'last_row(t1.q_double)' , 'last_row(t1.q_bool)' ,'last_row(t1.q_binary)' ,'last_row(t1.q_nchar)' ,'last_row(t1.q_ts)' ,
+                    'min(t2.q_int)' , 'min(t2.q_bigint)' , 'min(t2.q_smallint)' , 'min(t2.q_tinyint)' , 'min(t2.q_float)' ,'min(t2.q_double)' ,
+                    'max(t2.q_int)' ,  'max(t2.q_bigint)' , 'max(t2.q_smallint)' , 'max(t2.q_tinyint)' ,'max(t2.q_float)' ,'max(t2.q_double)' ,
+                    'apercentile(t2.q_int,20)' ,  'apercentile(t2.q_bigint,20)'  ,'apercentile(t2.q_smallint,20)'  ,'apercentile(t2.q_tinyint,20)' ,'apercentile(t2.q_float,20)'  ,'apercentile(t2.q_double,20)' ,
+                    'last_row(t2.q_int)' ,  'last_row(t2.q_bigint)' , 'last_row(t2.q_smallint)' , 'last_row(t2.q_tinyint)' , 'last_row(t2.q_float)' , 
+                    'last_row(t2.q_double)' , 'last_row(t2.q_bool)' ,'last_row(t2.q_binary)' ,'last_row(t2.q_nchar)' ,'last_row(t2.q_ts)']
+        
+        calc_select_all_j = calc_select_in_ts_j + calc_select_in_j
+
+        calc_select_regular_j = [ 'PERCENTILE(t1.q_int,10)' ,'PERCENTILE(t1.q_bigint,20)' , 'PERCENTILE(t1.q_smallint,30)' ,'PERCENTILE(t1.q_tinyint,40)' ,'PERCENTILE(t1.q_float,50)' ,'PERCENTILE(t1.q_double,60)' ,
+                    'PERCENTILE(t2.q_int,10)' ,'PERCENTILE(t2.q_bigint,20)' , 'PERCENTILE(t2.q_smallint,30)' ,'PERCENTILE(t2.q_tinyint,40)' ,'PERCENTILE(t2.q_float,50)' ,'PERCENTILE(t2.q_double,60)']
+
+                    
+        calc_select_fill_j = ['INTERP(t1.q_int)' ,'INTERP(t1.q_bigint)' ,'INTERP(t1.q_smallint)' ,'INTERP(t1.q_tinyint)', 'INTERP(t1.q_float)' ,'INTERP(t1.q_double)' ,
+                    'INTERP(t2.q_int)' ,'INTERP(t2.q_bigint)' ,'INTERP(t2.q_smallint)' ,'INTERP(t2.q_tinyint)', 'INTERP(t2.q_float)' ,'INTERP(t2.q_double)']
+        interp_where_j = ['t1.ts = now' , 't1.ts = \'2020-09-13 20:26:40.000\'' , 't1.ts = \'2020-09-13 20:26:40.009\'' ,'t2.ts = now' , 't2.ts = \'2020-09-13 20:26:40.000\'' , 't2.ts = \'2020-09-13 20:26:40.009\'' ,
+                    't1.tbname in (\'table_1\') and t1.ts = now' ,'t1.tbname in (\'table_0\' ,\'table_1\',\'table_2\',\'table_3\',\'table_4\',\'table_5\') and t1.ts =  \'2020-09-13 20:26:40.000\'','t1.tbname like \'table%\'  and t1.ts =  \'2020-09-13 20:26:40.002\'',
+                    't2.tbname in (\'table_1\') and t2.ts = now' ,'t2.tbname in (\'table_0\' ,\'table_1\',\'table_2\',\'table_3\',\'table_4\',\'table_5\') and t2.ts =  \'2020-09-13 20:26:40.000\'','t2.tbname like \'table%\'  and t2.ts =  \'2020-09-13 20:26:40.002\'']
+
+        # calc_aggregate_all   calc_aggregate_regular   calc_aggregate_groupbytbname  APERCENTILE\PERCENTILE
+        # aggregate function include [all:count(*)\avg\sum\stddev ||regualr:twa\irate\leastsquares ||group by tbname:twa\irate\]
+        calc_aggregate_all = ['count(*)' , 'count(q_int)' ,'count(q_bigint)' , 'count(q_smallint)' ,'count(q_tinyint)' ,'count(q_float)' ,
+                    'count(q_double)' ,'count(q_binary)' ,'count(q_nchar)' ,'count(q_bool)' ,'count(q_ts)' ,
+                    'avg(q_int)' ,'avg(q_bigint)' , 'avg(q_smallint)' ,'avg(q_tinyint)' ,'avg(q_float)' ,'avg(q_double)' ,
+                    'sum(q_int)' ,'sum(q_bigint)' , 'sum(q_smallint)' ,'sum(q_tinyint)' ,'sum(q_float)' ,'sum(q_double)' ,
+                    'STDDEV(q_int)' ,'STDDEV(q_bigint)' , 'STDDEV(q_smallint)' ,'STDDEV(q_tinyint)' ,'STDDEV(q_float)' ,'STDDEV(q_double)',
+                    'APERCENTILE(q_int,10)' ,'APERCENTILE(q_bigint,20)' , 'APERCENTILE(q_smallint,30)' ,'APERCENTILE(q_tinyint,40)' ,'APERCENTILE(q_float,50)' ,'APERCENTILE(q_double,60)']
+
+        calc_aggregate_regular = ['twa(q_int)' ,'twa(q_bigint)' , 'twa(q_smallint)' ,'twa(q_tinyint)' ,'twa (q_float)' ,'twa(q_double)' ,
+                    'IRATE(q_int)' ,'IRATE(q_bigint)' , 'IRATE(q_smallint)' ,'IRATE(q_tinyint)' ,'IRATE (q_float)' ,'IRATE(q_double)' ,
+                    'LEASTSQUARES(q_int,15,3)' , 'LEASTSQUARES(q_bigint,10,1)' , 'LEASTSQUARES(q_smallint,20,3)' ,'LEASTSQUARES(q_tinyint,10,4)' ,'LEASTSQUARES(q_float,6,4)' ,'LEASTSQUARES(q_double,3,1)' ,
+                    'PERCENTILE(q_int,10)' ,'PERCENTILE(q_bigint,20)' , 'PERCENTILE(q_smallint,30)' ,'PERCENTILE(q_tinyint,40)' ,'PERCENTILE(q_float,50)' ,'PERCENTILE(q_double,60)']
+
+        calc_aggregate_groupbytbname = ['twa(q_int)' ,'twa(q_bigint)' , 'twa(q_smallint)' ,'twa(q_tinyint)' ,'twa (q_float)' ,'twa(q_double)' ,
+                    'IRATE(q_int)' ,'IRATE(q_bigint)' , 'IRATE(q_smallint)' ,'IRATE(q_tinyint)' ,'IRATE (q_float)' ,'IRATE(q_double)' ] 
+
+        #two table join
+        calc_aggregate_all_j = ['count(t1.*)' , 'count(t1.q_int)' ,'count(t1.q_bigint)' , 'count(t1.q_smallint)' ,'count(t1.q_tinyint)' ,'count(t1.q_float)' ,
+                    'count(t1.q_double)' ,'count(t1.q_binary)' ,'count(t1.q_nchar)' ,'count(t1.q_bool)' ,'count(t1.q_ts)' ,
+                    'avg(t1.q_int)' ,'avg(t1.q_bigint)' , 'avg(t1.q_smallint)' ,'avg(t1.q_tinyint)' ,'avg(t1.q_float)' ,'avg(t1.q_double)' ,
+                    'sum(t1.q_int)' ,'sum(t1.q_bigint)' , 'sum(t1.q_smallint)' ,'sum(t1.q_tinyint)' ,'sum(t1.q_float)' ,'sum(t1.q_double)' ,
+                    'STDDEV(t1.q_int)' ,'STDDEV(t1.q_bigint)' , 'STDDEV(t1.q_smallint)' ,'STDDEV(t1.q_tinyint)' ,'STDDEV(t1.q_float)' ,'STDDEV(t1.q_double)',
+                    'APERCENTILE(t1.q_int,10)' ,'APERCENTILE(t1.q_bigint,20)' , 'APERCENTILE(t1.q_smallint,30)' ,'APERCENTILE(t1.q_tinyint,40)' ,'APERCENTILE(t1.q_float,50)' ,'APERCENTILE(t1.q_double,60)' ,
+                    'count(t2.*)' , 'count(t2.q_int)' ,'count(t2.q_bigint)' , 'count(t2.q_smallint)' ,'count(t2.q_tinyint)' ,'count(t2.q_float)' ,
+                    'count(t2.q_double)' ,'count(t2.q_binary)' ,'count(t2.q_nchar)' ,'count(t2.q_bool)' ,'count(t2.q_ts)' ,
+                    'avg(t2.q_int)' ,'avg(t2.q_bigint)' , 'avg(t2.q_smallint)' ,'avg(t2.q_tinyint)' ,'avg(t2.q_float)' ,'avg(t2.q_double)' ,
+                    'sum(t2.q_int)' ,'sum(t2.q_bigint)' , 'sum(t2.q_smallint)' ,'sum(t2.q_tinyint)' ,'sum(t2.q_float)' ,'sum(t2.q_double)' ,
+                    'STDDEV(t2.q_int)' ,'STDDEV(t2.q_bigint)' , 'STDDEV(t2.q_smallint)' ,'STDDEV(t2.q_tinyint)' ,'STDDEV(t2.q_float)' ,'STDDEV(t2.q_double)',
+                    'APERCENTILE(t2.q_int,10)' ,'APERCENTILE(t2.q_bigint,20)' , 'APERCENTILE(t2.q_smallint,30)' ,'APERCENTILE(t2.q_tinyint,40)' ,'APERCENTILE(t2.q_float,50)' ,'APERCENTILE(t2.q_double,60)']
+
+        calc_aggregate_regular_j = ['twa(t1.q_int)' ,'twa(t1.q_bigint)' , 'twa(t1.q_smallint)' ,'twa(t1.q_tinyint)' ,'twa (t1.q_float)' ,'twa(t1.q_double)' ,
+                    'IRATE(t1.q_int)' ,'IRATE(t1.q_bigint)' , 'IRATE(t1.q_smallint)' ,'IRATE(t1.q_tinyint)' ,'IRATE (t1.q_float)' ,'IRATE(t1.q_double)' ,
+                    'LEASTSQUARES(t1.q_int,15,3)' , 'LEASTSQUARES(t1.q_bigint,10,1)' , 'LEASTSQUARES(t1.q_smallint,20,3)' ,'LEASTSQUARES(t1.q_tinyint,10,4)' ,'LEASTSQUARES(t1.q_float,6,4)' ,'LEASTSQUARES(t1.q_double,3,1)' ,
+                    'PERCENTILE(t1.q_int,10)' ,'PERCENTILE(t1.q_bigint,20)' , 'PERCENTILE(t1.q_smallint,30)' ,'PERCENTILE(t1.q_tinyint,40)' ,'PERCENTILE(t1.q_float,50)' ,'PERCENTILE(t1.q_double,60)' ,
+                    'twa(t2.q_int)' ,'twa(t2.q_bigint)' , 'twa(t2.q_smallint)' ,'twa(t2.q_tinyint)' ,'twa (t2.q_float)' ,'twa(t2.q_double)' ,
+                    'IRATE(t2.q_int)' ,'IRATE(t2.q_bigint)' , 'IRATE(t2.q_smallint)' ,'IRATE(t2.q_tinyint)' ,'IRATE (t2.q_float)' ,'IRATE(t2.q_double)',
+                    'LEASTSQUARES(t2.q_int,15,3)' , 'LEASTSQUARES(t2.q_bigint,10,1)' , 'LEASTSQUARES(t2.q_smallint,20,3)' ,'LEASTSQUARES(t2.q_tinyint,10,4)' ,'LEASTSQUARES(t2.q_float,6,4)' ,'LEASTSQUARES(t2.q_double,3,1)' ,
+                    'PERCENTILE(t2.q_int,10)' ,'PERCENTILE(t2.q_bigint,20)' , 'PERCENTILE(t2.q_smallint,30)' ,'PERCENTILE(t2.q_tinyint,40)' ,'PERCENTILE(t2.q_float,50)' ,'PERCENTILE(t2.q_double,60)']
+
+        calc_aggregate_groupbytbname_j = ['twa(t1.q_int)' ,'twa(t1.q_bigint)' , 'twa(t1.q_smallint)' ,'twa(t1.q_tinyint)' ,'twa (t1.q_float)' ,'twa(t1.q_double)' ,
+                    'IRATE(t1.q_int)' ,'IRATE(t1.q_bigint)' , 'IRATE(t1.q_smallint)' ,'IRATE(t1.q_tinyint)' ,'IRATE (t1.q_float)' ,'IRATE(t1.q_double)' ,
+                    'twa(t2.q_int)' ,'twa(t2.q_bigint)' , 'twa(t2.q_smallint)' ,'twa(t2.q_tinyint)' ,'twa (t2.q_float)' ,'twa(t2.q_double)' ,
+                    'IRATE(t2.q_int)' ,'IRATE(t2.q_bigint)' , 'IRATE(t2.q_smallint)' ,'IRATE(t2.q_tinyint)' ,'IRATE (t2.q_float)' ,'IRATE(t2.q_double)' ] 
+        
+        # calc_calculate_all   calc_calculate_regular   calc_calculate_groupbytbname
+        # calculation function include [all:spread\+-*/ ||regualr:diff\derivative ||group by tbname:diff\derivative\]
+        calc_calculate_all = ['SPREAD(ts)'  , 'SPREAD(q_ts)'  , 'SPREAD(q_int)' ,'SPREAD(q_bigint)' , 'SPREAD(q_smallint)' ,'SPREAD(q_tinyint)' ,'SPREAD(q_float)' ,'SPREAD(q_double)' , 
+                     '(SPREAD(q_int) + SPREAD(q_bigint))' , '(SPREAD(q_smallint) - SPREAD(q_float))', '(SPREAD(q_double) * SPREAD(q_tinyint))' , '(SPREAD(q_double) / SPREAD(q_float))']
+        calc_calculate_regular = ['DIFF(q_int)' ,'DIFF(q_bigint)' , 'DIFF(q_smallint)' ,'DIFF(q_tinyint)' ,'DIFF(q_float)' ,'DIFF(q_double)' ,
+                    'DERIVATIVE(q_int,15s,0)' , 'DERIVATIVE(q_bigint,10s,1)' , 'DERIVATIVE(q_smallint,20s,0)' ,'DERIVATIVE(q_tinyint,10s,1)' ,'DERIVATIVE(q_float,6s,0)' ,'DERIVATIVE(q_double,3s,1)' ]
+        calc_calculate_groupbytbname = calc_calculate_regular
+        
+        #two table join
+        calc_calculate_all_j = ['SPREAD(t1.ts)'  , 'SPREAD(t1.q_ts)'  , 'SPREAD(t1.q_int)' ,'SPREAD(t1.q_bigint)' , 'SPREAD(t1.q_smallint)' ,'SPREAD(t1.q_tinyint)' ,'SPREAD(t1.q_float)' ,'SPREAD(t1.q_double)' ,
+                    'SPREAD(t2.ts)'  , 'SPREAD(t2.q_ts)'  , 'SPREAD(t2.q_int)' ,'SPREAD(t2.q_bigint)' , 'SPREAD(t2.q_smallint)' ,'SPREAD(t2.q_tinyint)' ,'SPREAD(t2.q_float)' ,'SPREAD(t2.q_double)' ,
+                    '(SPREAD(t1.q_int) + SPREAD(t1.q_bigint))' , '(SPREAD(t1.q_tinyint) - SPREAD(t1.q_float))', '(SPREAD(t1.q_double) * SPREAD(t1.q_tinyint))' , '(SPREAD(t1.q_double) / SPREAD(t1.q_tinyint))',
+                    '(SPREAD(t2.q_int) + SPREAD(t2.q_bigint))' , '(SPREAD(t2.q_smallint) - SPREAD(t2.q_float))', '(SPREAD(t2.q_double) * SPREAD(t2.q_tinyint))' , '(SPREAD(t2.q_double) / SPREAD(t2.q_tinyint))',
+                    '(SPREAD(t1.q_int) + SPREAD(t1.q_smallint))' , '(SPREAD(t2.q_smallint) - SPREAD(t2.q_float))', '(SPREAD(t1.q_double) * SPREAD(t1.q_tinyint))' , '(SPREAD(t1.q_double) / SPREAD(t1.q_float))']
+        calc_calculate_regular_j = ['DIFF(t1.q_int)' ,'DIFF(t1.q_bigint)' , 'DIFF(t1.q_smallint)' ,'DIFF(t1.q_tinyint)' ,'DIFF(t1.q_float)' ,'DIFF(t1.q_double)' ,
+                    'DERIVATIVE(t1.q_int,15s,0)' , 'DERIVATIVE(t1.q_bigint,10s,1)' , 'DERIVATIVE(t1.q_smallint,20s,0)' ,'DERIVATIVE(t1.q_tinyint,10s,1)' ,'DERIVATIVE(t1.q_float,6s,0)' ,'DERIVATIVE(t1.q_double,3s,1)' ,
+                    'DIFF(t2.q_int)' ,'DIFF(t2.q_bigint)' , 'DIFF(t2.q_smallint)' ,'DIFF(t2.q_tinyint)' ,'DIFF(t2.q_float)' ,'DIFF(t2.q_double)' ,
+                    'DERIVATIVE(t2.q_int,15s,0)' , 'DERIVATIVE(t2.q_bigint,10s,1)' , 'DERIVATIVE(t2.q_smallint,20s,0)' ,'DERIVATIVE(t2.q_tinyint,10s,1)' ,'DERIVATIVE(t2.q_float,6s,0)' ,'DERIVATIVE(t2.q_double,3s,1)' ]
+        calc_calculate_groupbytbname_j = calc_calculate_regular_j
+
+        #inter  && calc_aggregate_all\calc_aggregate_regular\calc_select_all
+        interval_sliding = ['interval(4w) sliding(1w) ','interval(1w) sliding(1d) ','interval(1d) sliding(1h) ' ,
+                    'interval(1h) sliding(1m) ','interval(1m) sliding(1s) ','interval(1s) sliding(10a) ',
+                    'interval(1y) ','interval(1n) ','interval(1w) ','interval(1d) ','interval(1h) ','interval(1m) ','interval(1s) ' ,'interval(10a)',
+                    'interval(1y,1n) ','interval(1n,1w) ','interval(1w,1d) ','interval(1d,1h) ','interval(1h,1m) ','interval(1m,1s) ','interval(1s,10a) ' ,'interval(100a,30a)']
+
+        #1 select * from (select column form regular_table where <\>\in\and\or order by)
+        tdSql.query("select 1-1 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  "   ===暂时不支持select * ,用下面这一行
+            sql = "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_s_select)
+            sql += "%s, " % random.choice(q_select) 
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ");"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.query(sql)
+            tdSql.checkRows(100)
+            
+        #1 outer union not support        
+        self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 1-2 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  "
+            sql = "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            #sql += "%s, " % q_select[len(q_select) -i-1]
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ") union "
+            #sql += "select  ts , * from  ( select  "
+            sql += "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.query(sql)
+            tdSql.checkRows(100)
+                   
+        self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 1-2 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  "
+            sql = "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            #sql += "%s, " % q_select[len(q_select) -i-1]
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ") union all "
+            #sql += "select  ts , * from  ( select  "
+            sql += "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.query(sql)
+            tdSql.checkRows(200)
+            
+        #1 inter union not support
+        tdSql.query("select 1-3 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  "
+            sql = "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += ""  
+            sql += " union select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from regular_table_2 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15606 tdSql.query(sql)
+            # tdSql.checkRows(200)
+        tdSql.query("select 1-3 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  "
+            sql = "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "  union all select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from regular_table_2 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15607 tdSql.query(sql)
+            # tdSql.checkRows(300)
+            
+        #join:TD-6020\TD-6149 select * from (select column form regular_table1，regular_table2 where  t1.ts=t2.ts and <\>\in\and\or order by)       
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 1-4 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  t1.ts ,"
+            sql = "select  *  from  ( select  t1.ts ,"
+            sql += "t1.%s, " % random.choice(q_select)            
+            sql += "t1.%s, " % random.choice(q_select) 
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.ts from regular_table_1 t1 , regular_table_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += ");"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.query(sql)
+            tdSql.checkRows(100)
+
+        tdSql.query("select 1-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts , * from  ( select  t1.ts ,"
+            sql += "t1.%s, " % random.choice(q_select)            
+            sql += "t1.%s, " % random.choice(q_select) 
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.ts from regular_table_1 t1 , regular_table_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += ");"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+            # TD-15587 tdSql.query(sql)
+            # tdSql.checkRows(100)
+
+        #2 select column from (select * form regular_table ) where <\>\in\and\or order by        
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 2-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts ,"
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s  " % random.choice(q_select) 
+            sql += " from  ( select  * from regular_table_1 ) where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += " ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.query(sql)
+            tdSql.checkRows(100)
+
+        #join: select column from (select column form regular_table1，regular_table2 )where  t1.ts=t2.ts and <\>\in\and\or order by
+        #cross join not supported yet
+        tdSql.query("select 2-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts , * from  ( select  t1.ts ,"
+            sql += "t1.%s, " % random.choice(q_select)            
+            sql += "t1.%s, " % random.choice(q_select) 
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.ts from regular_table_1 t1 , regular_table_2 t2 ) where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            #sql += ");"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql) 
+
+        #3 select * from (select column\tag form stable  where <\>\in\and\or order by )        
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 3-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   *  from  ( select  "
+            sql += "%s, " % random.choice(s_s_select)
+            sql += "%s, " % random.choice(q_select) 
+            sql += "%s, " % random.choice(t_select) 
+            sql += "ts from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))
+            tdSql.query(sql)
+            tdSql.checkRows(300)
+        tdSql.query("select 3-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts, "
+            sql += "%s  " % random.choice(s_r_select)
+            sql += "from  ( select  "
+            sql += "%s, " % random.choice(s_s_select)
+            sql += "%s, " % random.choice(q_select) 
+            sql += "%s, " % random.choice(t_select) 
+            sql += "ts from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))
+            tdSql.query(sql)
+            tdSql.checkRows(300)
+
+        # select ts,* from (select column\tag form stable1,stable2  where t1.ts = t2.ts and <\>\in\and\or order by )        
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 3-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts , *  from  ( select  t1.ts , "
+            sql += "t1.%s, " % random.choice(s_s_select)            
+            sql += "t1.%s, " % random.choice(q_select) 
+            sql += "t2.%s, " % random.choice(s_s_select)            
+            sql += "t2.%s, " % random.choice(q_select) 
+            sql += "t2.ts from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # TD-15609 tdSql.query(sql)
+            # tdSql.checkRows(100)
+    
+        #3 outer union not support
+        rsDn = self.restartDnodes()
+        tdSql.query("select 3-3 from stable_1;")
+        for i in range(self.fornum):
+            #sql = "select  ts , * from  ( select  "
+            sql = "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            sql += " %s "  % random.choice(unionall_or_union)
+            sql += "select  ts  from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from stable_2 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+            #TD-15610 tdSql.query(sql)
+            # tdSql.checkRows(100)
+
+        #3 inter union not support
+        tdSql.query("select 3-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts , * from  ( select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += " %s "  % random.choice(unionall_or_union)
+            sql += " select  "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select)
+            sql += "ts from stable_2 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ")"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+
+        #join:TD-6020\TD-6155 select * from (select column form stable1，stable2 where  t1.ts=t2.ts and <\>\in\and\or order by)
+        tdSql.query("select 3-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  t1.ts ,"
+            sql += "t1.%s, " % random.choice(q_select)            
+            sql += "t1.%s, " % random.choice(q_select) 
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.ts from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(t_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += ");"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))  
+            # TD-15609 tdSql.query(sql)
+            # tdSql.checkRows(100)
+
+        tdSql.query("select 3-6 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  * from  ( select  t1.ts ,"
+            sql += "t1.%s, " % random.choice(q_select)            
+            sql += "t1.%s, " % random.choice(q_select) 
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.%s, " % random.choice(q_select)            
+            sql += "t2.ts from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(t_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += ");"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+             # TD-15609 同上 tdSql.query(sql)
+            # tdSql.checkRows(100)
+
+        #4 select column from (select * form stable  where <\>\in\and\or order by )        
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 4-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  ts , "
+            sql += "%s, " % random.choice(s_r_select)
+            sql += "%s, " % random.choice(q_select) 
+            sql += "%s  " % random.choice(t_select) 
+            sql += " from  ( select  * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15616 tdSql.query(sql)
+            # tdSql.checkRows(300)
+
+        #5 select distinct column\tag from (select * form stable  where <\>\in\and\or order by limit offset )
+        tdSql.query("select 5-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   "
+            sql += "%s " % random.choice(dqt_select)
+            sql += " from  ( select  * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15500 tdSql.query(sql)
+
+        #5-1 select distinct column\tag from (select calc form stable  where <\>\in\and\or order by limit offset )
+        tdSql.query("select 5-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  distinct  c5_1 "
+            sql += " from  ( select   "
+            sql += "%s " % random.choice(calc_select_in_ts) 
+            sql += " as c5_1 from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            #sql += "%s " % random.choice(order_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.query(sql)
+            #tdSql.checkRows(1)有的函数还没有提交，会不返回结果，先忽略
+
+        #6-error select * from (select distinct(tag) form stable  where <\>\in\and\or order by limit  )
+        tdSql.query("select 6-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  * from  ( select  "
+            sql += "%s " % random.choice(dt_select)
+            sql += "  from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+        tdSql.query("select 6-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  * from  ( select  "
+            sql += "%s " % random.choice(dt_select)
+            sql += "  from stable_1 where "
+            sql += "%s ) ;" % random.choice(qt_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))   
+            tdSql.query(sql)
+            #tdSql.checkRows(1)#数量不一致，不在校验
+
+        #7-error select * from (select distinct(tag) form stable  where <\>\in\and\or order by limit  )
+        tdSql.query("select 7-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  * from  ( select  "
+            sql += "%s " % random.choice(dq_select)
+            sql += "  from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice([limit_where[0] , limit_where[1]] )
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+
+        #calc_select,TWA/Diff/Derivative/Irate are not allowed to apply to super table directly
+        #8 select * from (select ts,calc form ragular_table  where <\>\in\and\or order by   )
+        
+        # dcDB = self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 8-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  ts ,"
+            sql += "%s " % random.choice(calc_select_in_ts) 
+            sql += "from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 8-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  "
+            sql += "%s " % random.choice(calc_select_in_ts_j) 
+            sql += "from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+        
+        tdSql.query("select 8-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  "
+            sql += "%s " % random.choice(calc_select_in_ts_j) 
+            sql += "from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+            #tdSql.query(sql)
+
+        #9 select * from (select ts,calc form stable  where <\>\in\and\or order by   )      
+        # self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 9-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  ts ,"
+            sql += "%s " % random.choice(calc_select_in_ts) 
+            sql += "from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 9-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  "
+            sql += "%s " % random.choice(calc_select_in_ts_j) 
+            sql += "from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 9-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  "
+            sql += "%s " % random.choice(calc_select_in_ts_j) 
+            sql += "from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+
+            #functions or others can not be mixed up ,calc out select not use with ts
+        
+        #10 select calc from (select * form regualr_table  where <\>\in\and\or order by   )       
+        tdSql.query("select 10-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  " 
+            sql += "%s " % random.choice(calc_select_in_ts) 
+            sql += "as calc10_1 from ( select * from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # TD-15503 tdSql.query(sql)
+            # tdSql.checkRows(1)
+        
+        #10-1 select calc from (select * form regualr_table  where <\>\in\and\or order by   )
+        # rsDn = self.restartDnodes()        
+        # self.dropandcreateDB_random("%s" %db, 1)
+        # rsDn = self.restartDnodes()
+        tdSql.query("select 10-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  " 
+            sql += "%s " % random.choice(calc_select_all) 
+            sql += "as calc10_1 from ( select * from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        #10-2 select calc from (select * form regualr_tables  where <\>\in\and\or order by   )        
+        tdSql.query("select 10-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  " 
+            sql += "%s as calc10_1 " % random.choice(calc_select_all) 
+            sql += " from ( select * from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 10-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  " 
+            sql += "%s as calc10_1 " % random.choice(calc_select_all) 
+            sql += " from ( select * from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+
+        #11 select calc from (select * form stable  where <\>\in\and\or order by limit  )        
+        tdSql.query("select 11-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   "
+            sql += "%s " % random.choice(calc_select_in_ts) 
+            sql += "as calc11_1 from ( select * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        #11-1 select calc from (select * form stable  where <\>\in\and\or order by limit  )        
+        tdSql.query("select 11-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   "
+            sql += "%s " % random.choice(calc_select_all) 
+            sql += "as calc11_1 from ( select * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+ 
+        #11-2 select calc from (select * form stables  where <\>\in\and\or order by limit  )
+        tdSql.query("select 11-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   "
+            sql += "%s " % random.choice(calc_select_all) 
+            sql += "as calc11_1 from ( select * from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15493 tdSql.query(sql)
+
+        tdSql.query("select 11-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   "
+            sql += "%s " % random.choice(calc_select_all) 
+            sql += "as calc11_1 from ( select * from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+
+        #12 select calc-diff from (select * form regualr_table  where <\>\in\and\or order by limit  )        
+        ##self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 12-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  "
+            sql += "%s " % random.choice(calc_calculate_regular) 
+            sql += " from ( select * from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        tdSql.query("select 12-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  "
+            sql += "%s " % random.choice(calc_calculate_regular) 
+            sql += " from ( select * from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+            #tdSql.checkRows(1)
+
+        tdSql.query("select 12-2.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  "
+            sql += "%s " % random.choice(calc_calculate_regular) 
+            sql += " from ( select * from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+
+        #12-1 select calc-diff from (select * form stable  where <\>\in\and\or order by limit  )
+        tdSql.query("select 12-3 from stable_1;")
+        rsDn = self.restartDnodes()
+        for i in range(self.fornum):
+            sql = "select  * from ( select "
+            sql += "%s " % random.choice(calc_calculate_regular) 
+            sql += "  from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(group_where)
+            sql += ") "
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += " ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 12-4 from stable_1;")
+        #join query does not support group by
+        for i in range(self.fornum):
+            sql = "select  * from ( select "
+            sql += "%s " % random.choice(calc_calculate_regular_j) 
+            sql += "  from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(group_where)
+            sql += ") "
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += " ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+
+        tdSql.query("select 12-5 from stable_1;")
+        #join query does not support group by
+        for i in range(self.fornum):
+            sql = "select  * from ( select "
+            sql += "%s " % random.choice(calc_calculate_regular_j) 
+            sql += "  from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(group_where)
+            sql += ") "
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += " ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+        
+
+        #13 select calc-diff as diffns from (select * form stable  where <\>\in\and\or order by limit  )
+        tdSql.query("select 13-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   "
+            sql += "%s " % random.choice(calc_calculate_regular) 
+            sql += " as calc13_1 from ( select * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += "%s " % random.choice([limit_where[2] , limit_where[3]] )
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+
+        #14 select * from (select calc_aggregate_alls as agg from stable  where <\>\in\and\or group by order by slimit soffset )
+        # TD-5955 select   * from  ( select count (q_double)  from stable_1 where t_bool = true or  t_bool = false group by loc order by ts asc slimit 1 ) ;       
+        tdSql.query("select 14-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc14_1, " % random.choice(calc_aggregate_all) 
+            sql += "%s as calc14_2, " % random.choice(calc_aggregate_all) 
+            sql += "%s " % random.choice(calc_aggregate_all) 
+            sql += " as calc14_3 from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice(slimit1_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+            #tdSql.checkRows(1)
+
+        # error group by in out query
+        tdSql.query("select 14-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc14_1, " % random.choice(calc_aggregate_all) 
+            sql += "%s as calc14_2, " % random.choice(calc_aggregate_all) 
+            sql += "%s " % random.choice(calc_aggregate_all) 
+            sql += " as calc14_3 from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += "%s " % random.choice(slimit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(group_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)   
+
+        #14-2 TD-6426 select * from (select calc_aggregate_all_js as agg from stables  where <\>\in\and\or group by order by slimit soffset )
+        tdSql.query("select 14-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc14_1, " % random.choice(calc_aggregate_all_j) 
+            sql += "%s as calc14_2, " % random.choice(calc_aggregate_all_j) 
+            sql += "%s " % random.choice(calc_aggregate_all_j) 
+            sql += " as calc14_3 from stable_1  t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(slimit1_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 14-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc14_1, " % random.choice(calc_aggregate_all_j) 
+            sql += "%s as calc14_2, " % random.choice(calc_aggregate_all_j) 
+            sql += "%s " % random.choice(calc_aggregate_all_j) 
+            sql += " as calc14_3 from stable_1  t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(slimit1_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+
+        #15 TD-6320 select * from (select calc_aggregate_regulars as agg from regular_table  where <\>\in\and\or  order by slimit soffset )
+        tdSql.query("select 15-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_regular) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_regular) 
+            sql += "%s " % random.choice(calc_aggregate_regular) 
+            sql += " as calc15_3 from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+                
+        tdSql.query("select 15-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_regular_j) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_regular_j) 
+            sql += "%s " % random.choice(calc_aggregate_regular_j) 
+            sql += " as calc15_3 from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(order_u_where)            
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 15-2.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_regular_j) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_regular_j) 
+            sql += "%s " % random.choice(calc_aggregate_regular_j) 
+            sql += " as calc15_3 from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(order_u_where)            
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s ;" % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.error(sql)
+
+        rsDn = self.restartDnodes()
+        tdSql.query("select 15-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_groupbytbname) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_groupbytbname) 
+            sql += "%s " % random.choice(calc_aggregate_groupbytbname) 
+            sql += " as calc15_3 from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += ") "
+            sql += "order by  calc15_1  " 
+            sql += "%s " % random.choice(limit_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 15-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_groupbytbname_j) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_groupbytbname_j) 
+            sql += "%s " % random.choice(calc_aggregate_groupbytbname_j) 
+            sql += " as calc15_3 from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += ") "
+            sql += "order by  calc15_1  " 
+            sql += "%s " % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+
+        tdSql.query("select 15-4.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_groupbytbname_j) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_groupbytbname_j) 
+            sql += "%s " % random.choice(calc_aggregate_groupbytbname_j) 
+            sql += " as calc15_3 from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += ") "
+            sql += "order by  calc15_1  " 
+            sql += "%s " % random.choice(limit_u_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+
+        tdSql.query("select 15-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select "
+            sql += "%s as calc15_1, " % random.choice(calc_aggregate_groupbytbname) 
+            sql += "%s as calc15_2, " % random.choice(calc_aggregate_groupbytbname) 
+            sql += "%s " % random.choice(calc_aggregate_groupbytbname) 
+            sql += " as calc15_3 from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += ") "
+            sql += "order by calc15_1  " 
+            sql += "%s " % random.choice(limit_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+
+        #16 select * from (select calc_aggregate_regulars as agg from regular_table  where <\>\in\and\or  order by limit offset )       
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 16-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_0 , " % random.choice(calc_calculate_all)
+            sql += "%s as calc16_1 , " % random.choice(calc_aggregate_all)  
+            sql += "%s as calc16_2 " % random.choice(calc_select_in) 
+            sql += "  from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += ") "
+            sql += "order by calc16_0  " 
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # TD-15497 tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        tdSql.query("select 16-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_0  " % random.choice(calc_calculate_all_j)
+            sql += ", %s as calc16_1  " % random.choice(calc_aggregate_all_j)  
+            #sql += ", %s as calc16_2  " % random.choice(calc_select_in_j) 
+            sql += "  from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += ") "
+            sql += "order by calc16_0  " 
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15493 tdSql.query(sql)
+
+        tdSql.query("select 16-2.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_0  " % random.choice(calc_calculate_all_j)
+            sql += ", %s as calc16_1  " % random.choice(calc_aggregate_all_j) 
+            sql += "  from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += ") "
+            sql += "order by calc16_0  " 
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+        
+        tdSql.query("select 16-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1  " % random.choice(calc_calculate_regular) 
+            sql += "  from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "limit 2 ) "
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        tdSql.query("select 16-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1  " % random.choice(calc_calculate_regular_j) 
+            sql += "  from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "limit 2 ) "
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        tdSql.query("select 16-4.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1  " % random.choice(calc_calculate_regular_j) 
+            sql += "  from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "limit 2 ) "
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+        
+        tdSql.query("select 16-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1 , " % random.choice(calc_calculate_all)
+            sql += "%s as calc16_1 , " % random.choice(calc_calculate_regular) 
+            sql += "%s as calc16_2 " % random.choice(calc_select_all) 
+            sql += "  from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += ") "
+            sql += "order by calc16_1  " 
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+        
+        tdSql.query("select 16-6 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1  " % random.choice(calc_calculate_groupbytbname) 
+            sql += "  from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "limit 2 ) "
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+
+        tdSql.query("select 16-7 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1  " % random.choice(calc_calculate_groupbytbname_j) 
+            sql += "  from stable_1  t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "limit 2 ) "
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        tdSql.query("select 16-8 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s as calc16_1  " % random.choice(calc_calculate_groupbytbname_j) 
+            sql += "  from stable_1  t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "limit 2 ) "
+            sql += "%s " % random.choice(limit1_where)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        #17 select apercentile from (select calc_aggregate_alls form regualr_table or stable  where <\>\in\and\or interval_sliding group by having order by limit offset  )interval_sliding
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 17-1 from stable_1;")
+        for i in range(self.fornum):
+            #this is having_support , but tag-select cannot mix with last_row,other select can 
+            sql = "select   apercentile(cal17_0, %d)/10 ,apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_0 , " % random.choice(calc_calculate_all)
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_support)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+        
+        tdSql.query("select 17-2 from stable_1;")
+        for i in range(self.fornum):
+            #this is having_support , but tag-select cannot mix with last_row,other select can 
+            sql = "select   apercentile(cal17_0, %d)/10 ,apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_0 , " % random.choice(calc_calculate_all_j)
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #Column ambiguously defined: ts tdSql.query(sql)
+
+        tdSql.query("select 17-2.2 from stable_1;")
+        for i in range(self.fornum):
+            #this is having_support , but tag-select cannot mix with last_row,other select can 
+            sql = "select   apercentile(cal17_0, %d)/10 ,apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_0 , " % random.choice(calc_calculate_all_j)
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        rsDn = self.restartDnodes()
+        tdSql.query("select 17-3 from stable_1;")
+        for i in range(self.fornum):
+            #this is having_tagnot_support , because tag-select cannot mix with last_row...
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_tagnot_support)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 17-4 from stable_1;")
+        for i in range(self.fornum):
+            #this is having_tagnot_support , because tag-select cannot mix with last_row...
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 17-4.2 from stable_1;")
+        for i in range(self.fornum):
+            #this is having_tagnot_support , because tag-select cannot mix with last_row...
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)
+
+        tdSql.query("select 17-5 from stable_1;")
+        for i in range(self.fornum):
+            #having_not_support  
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(having_not_support)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+       
+        tdSql.query("select 17-6 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 17-7 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1_1 t1, stable_1_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 17-7.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1_1 t1, stable_1_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        self.restartDnodes()
+        tdSql.query("select 17-8 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all) 
+            sql += " from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+       
+        tdSql.query("select 17-9 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 17-10 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal17_1, %d)/1000 ,apercentile(cal17_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal17_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal17_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(interval_sliding)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        #18 select apercentile from (select calc_aggregate_alls form regualr_table or stable  where <\>\in\and\or session order by  limit )interval_sliding
+        tdSql.query("select 18-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all) 
+            sql += " from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(session_where)
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+               
+        tdSql.query("select 18-2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(session_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 18-2.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(session_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        self.restartDnodes()
+        tdSql.query("select 18-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(session_where)
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 18-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)
+            sql += "%s " % random.choice(session_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.query(sql)
+
+        tdSql.query("select 18-4.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1_1 t1, regular_table_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)
+            sql += "%s " % random.choice(session_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            tdSql.error(sql)
+
+        tdSql.query("select 18-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += "%s " % random.choice(session_where)
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+           # tdSql.error(sql)
+
+        tdSql.query("select 18-6 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(t_join_where)
+            sql += "%s " % random.choice(session_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)
+        
+        tdSql.query("select 18-7 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal18_1, %d)/1000 ,apercentile(cal18_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal18_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal18_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1, stable_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(session_u_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        #19 select apercentile from (select calc_aggregate_alls form regualr_table or stable  where <\>\in\and\or session order by  limit )interval_sliding       
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 19-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all) 
+            sql += " from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)        
+            sql += "%s " % random.choice(state_window)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #TD-15545 tdSql.query(sql)
+
+        tdSql.query("select 19-2 from stable_1;")
+        #TD-6435 state_window not support join
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(q_u_where)        
+            sql += "%s " % random.choice(state_u_window)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        tdSql.query("select 19-2.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and   "
+            sql += "%s " % random.choice(q_u_or_where)        
+            sql += "%s " % random.choice(state_u_window)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+        
+        tdSql.query("select 19-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1_1 where "
+            sql += "%s " % random.choice(q_where)        
+            sql += "%s " % random.choice(state_window)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #不支持order by tdSql.query(sql)
+
+        tdSql.query("select 19-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1_1  t1, stable_1_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_where)        
+            #sql += "%s " % random.choice(state_window)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 19-4.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1_1  t1, stable_1_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s " % random.choice(q_u_or_where)  
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)
+
+        tdSql.query("select 19-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all) 
+            sql += " from stable_1 where "
+            sql += "%s " % random.choice(q_where)        
+            sql += "%s " % random.choice(state_window)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit1_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+        #    tdSql.error(sql)
+       
+        tdSql.query("select 19-6 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(q_u_where)        
+            #sql += "%s " % random.choice(state_window)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)
+
+        tdSql.query("select 19-7 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   apercentile(cal19_1, %d)/1000 ,apercentile(cal19_2, %d)*10+%d  from  ( select  " %(random.randint(0,100) , random.randint(0,100) ,random.randint(-1000,1000))
+            sql += "%s as cal19_1 ," % random.choice(calc_aggregate_all_j) 
+            sql += "%s as cal19_2 " % random.choice(calc_aggregate_all_j) 
+            sql += " from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and "
+            sql += "%s " % random.choice(qt_u_or_where)    
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            sql += "%s " % random.choice(interval_sliding)
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        #20 select * from (select calc_select_fills form regualr_table or stable  where <\>\in\and\or fill_where group by  order by limit offset  )        
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 20-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill)
+            sql += "%s ," % random.choice(calc_select_fill) 
+            sql += "%s  " % random.choice(calc_select_fill) 
+            sql += " from stable_1 where  "
+            sql += "%s " % random.choice(interp_where)  
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(group_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        rsDn = self.restartDnodes()
+        tdSql.query("select 20-2 from stable_1;")
+        #TD-6438
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill_j)
+            sql += "%s ," % random.choice(calc_select_fill_j) 
+            sql += "%s  " % random.choice(calc_select_fill_j) 
+            sql += " from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s and " % random.choice(t_join_where)
+            sql += "%s " % random.choice(interp_where_j)  
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 20-2.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill_j)
+            sql += "%s ," % random.choice(calc_select_fill_j) 
+            sql += "%s  " % random.choice(calc_select_fill_j) 
+            sql += " from stable_1 t1 , stable_2 t2 where t1.ts = t2.ts and  "
+            sql += "%s and " % random.choice(qt_u_or_where)
+            sql += "%s " % random.choice(interp_where_j)  
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql)
+
+        tdSql.query("select 20-3 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill)
+            sql += "%s ," % random.choice(calc_select_fill) 
+            sql += "%s  " % random.choice(calc_select_fill) 
+            sql += " from stable_1 where  "
+            sql += "%s " % interp_where[2]  
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #interp不支持 tdSql.query(sql)
+        
+        tdSql.query("select 20-4 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill_j)
+            sql += "%s ," % random.choice(calc_select_fill_j) 
+            sql += "%s  " % random.choice(calc_select_fill_j) 
+            sql += " from stable_1 t1, table_1 t2 where t1.ts = t2.ts and    "             
+            #sql += "%s and " % random.choice(t_join_where)
+            sql += "%s " % interp_where_j[random.randint(0,5)]
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 20-4.2 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill_j)
+            sql += "%s ," % random.choice(calc_select_fill_j) 
+            sql += "%s  " % random.choice(calc_select_fill_j) 
+            sql += " from stable_1 t1, stable_1_1 t2 where t1.ts = t2.ts and    "             
+            sql += "%s and " % random.choice(qt_u_or_where)
+            sql += "%s " % interp_where_j[random.randint(0,5)]
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)
+               
+        tdSql.query("select 20-5 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill)
+            sql += "%s ," % random.choice(calc_select_fill) 
+            sql += "%s  " % random.choice(calc_select_fill) 
+            sql += " from regular_table_1 where  "
+            sql += "%s " % interp_where[1]  
+            sql += "%s " % random.choice(fill_where)
+            sql += "%s " % random.choice(order_where)
+            sql += "%s " % random.choice(limit_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        tdSql.query("select 20-6 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   * from  ( select  " 
+            sql += "%s , " % random.choice(calc_select_fill_j)
+            sql += "%s ," % random.choice(calc_select_fill_j) 
+            sql += "%s  " % random.choice(calc_select_fill_j) 
+            sql += " from regular_table_1 t1, regular_table_2 t2 where t1.ts = t2.ts and   "
+            #sql += "%s " % random.choice(interp_where_j) 
+            sql += "%s " % interp_where_j[random.randint(0,5)] 
+            sql += "%s " % random.choice(order_u_where)
+            sql += "%s " % random.choice(limit_u_where)
+            sql += ") "
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+
+        # error
+        #1 select * from (select * from (select * form regular_table  where <\>\in\and\or order by limit  ))
+        tdSql.query("select 1-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  * , ts from  ( select * from ( select  "
+            sql += "%s, " % random.choice(s_r_select) 
+            sql += "%s, " % random.choice(q_select)  
+            sql += "ts from regular_table_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += ")) ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)  
+
+        #2 select * from (select * from (select * form stable  where <\>\in\and\or order by limit  ))
+        tdSql.query("select 2-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  * , ts from  ( select * from ( select  "
+            sql += "%s, " % random.choice(s_s_select) 
+            sql += "%s, " % random.choice(qt_select) 
+            sql += "ts from stable_1 where "
+            sql += "%s " % random.choice(q_where)
+            sql += ")) ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+          #  tdSql.error(sql) 
+             
+        #3 select ts ,calc from  (select * form stable  where <\>\in\and\or order by limit  )       
+        #self.dropandcreateDB_random("%s" %db, 1)
+        tdSql.query("select 3-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   ts , "
+            sql += "%s " % random.choice(calc_calculate_regular) 
+            sql += " from ( select * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += "%s " % random.choice(limit_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)   
+
+        #4 select * from  (select calc form stable  where <\>\in\and\or order by limit  )
+        tdSql.query("select 4-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select  *  from  ( select  "
+            sql += "%s " % random.choice(calc_select_in_ts) 
+            sql += "from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(order_desc_where)
+            sql += "%s " % random.choice(limit_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+            #tdSql.query(sql)
+            
+        #5 select ts ,tbname from  (select * form stable  where <\>\in\and\or order by limit  )
+        tdSql.query("select 5-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select   ts , tbname , "
+            sql += "%s ," % random.choice(calc_calculate_regular) 
+            sql += "%s ," % random.choice(dqt_select)
+            sql += "%s " % random.choice(qt_select)
+            sql += " from ( select * from stable_1 where "
+            sql += "%s " % random.choice(qt_where)
+            sql += "%s " % random.choice(orders_desc_where)
+            sql += "%s " % random.choice(limit_where)
+            sql += ") ;"
+            tdLog.info(sql) 
+            tdLog.info(len(sql))      
+         #   tdSql.error(sql)  
+
+        #special sql
+        tdSql.query("select 6-1 from stable_1;")
+        for i in range(self.fornum):
+            sql = "select * from ( select _block_dist() from stable_1);"
+            # tdSql.query(sql)
+            # tdSql.checkRows(1)
+            sql = "select _block_dist() from (select * from stable_1);"
+            tdSql.error(sql)
+            sql = "select * from (select database());"
+            tdSql.error(sql)
+            sql = "select * from (select client_version());"
+            tdSql.error(sql)
+            sql = "select * from (select client_version() as version);"
+            tdSql.error(sql)
+            sql = "select * from (select server_version());"
+            tdSql.error(sql)
+            sql = "select * from (select server_version() as version);"
+            tdSql.error(sql)
+            sql = "select * from (select server_status());"
+            tdSql.error(sql)
+            sql = "select * from (select server_status() as status);"
+            tdSql.error(sql)
+
+
+        endTime = time.time()
+        print("total time %ds" % (endTime - startTime))
+
+        
+
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())
diff --git a/tests/system-test/2-query/query_cols_tags_and_or.py b/tests/system-test/2-query/query_cols_tags_and_or.py
index 77e91aa983..5dc5a2f123 100644
--- a/tests/system-test/2-query/query_cols_tags_and_or.py
+++ b/tests/system-test/2-query/query_cols_tags_and_or.py
@@ -22,18 +22,6 @@ class TDTestCase:
         tdSql.init(conn.cursor(), logSql)
 
     def insertData(self, tb_name):
-        # insert_sql_list = [f'insert into {tb_name} values ("2021-01-01 12:00:00", 1, 1, 1, 3, 1.1, 1.1, "binary", "nchar", true, 1)',
-        #                    f'insert into {tb_name} values ("2021-01-05 12:00:00", 2, 2, 1, 3, 1.1, 1.1, "binary", "nchar", true, 2)',
-        #                    f'insert into {tb_name} values ("2021-01-07 12:00:00", 1, 3, 1, 2, 1.1, 1.1, "binary", "nchar", true, 3)',
-        #                    f'insert into {tb_name} values ("2021-01-09 12:00:00", 1, 2, 4, 3, 1.1, 1.1, "binary", "nchar", true, 4)',
-        #                    f'insert into {tb_name} values ("2021-01-11 12:00:00", 1, 2, 5, 5, 1.1, 1.1, "binary", "nchar", true, 5)',
-        #                    f'insert into {tb_name} values ("2021-01-13 12:00:00", 1, 2, 1, 3, 6.6, 1.1, "binary", "nchar", true, 6)',
-        #                    f'insert into {tb_name} values ("2021-01-15 12:00:00", 1, 2, 1, 3, 1.1, 7.7, "binary", "nchar", true, 7)',
-        #                    f'insert into {tb_name} values ("2021-01-17 12:00:00", 1, 2, 1, 3, 1.1, 1.1, "binary8", "nchar", true, 8)',
-        #                    f'insert into {tb_name} values ("2021-01-19 12:00:00", 1, 2, 1, 3, 1.1, 1.1, "binary", "nchar9", true, 9)',
-        #                    f'insert into {tb_name} values ("2021-01-21 12:00:00", 1, 2, 1, 3, 1.1, 1.1, "binary", "nchar", false, 10)',
-        #                    f'insert into {tb_name} values ("2021-01-23 12:00:00", 1, 3, 1, 3, 1.1, 1.1, Null, Null, false, 11)'
-        #                    ]
         insert_sql_list = [f'insert into {tb_name} values ("2021-01-01 12:00:00", 1, 1, 1, 3, 1.1, 1.1, "binary", "nchar", true, 1, 2, 3, 4)',
                            f'insert into {tb_name} values ("2021-01-05 12:00:00", 2, 2, 1, 3, 1.1, 1.1, "binary", "nchar", true, 2, 3, 4, 5)',
                            f'insert into {tb_name} values ("2021-01-07 12:00:00", 1, 3, 1, 2, 1.1, 1.1, "binary", "nchar", true, 3, 4, 5, 6)',
@@ -54,7 +42,6 @@ class TDTestCase:
         tb_name = tdCom.getLongName(8, "letters")
         tdSql.execute(
             f"CREATE TABLE {tb_name} (ts timestamp, c1 tinyint, c2 smallint, c3 int, c4 bigint, c5 float, c6 double, c7 binary(100), c8 nchar(200), c9 bool, c10 tinyint unsigned, c11 smallint unsigned, c12 int unsigned, c13 bigint unsigned)")
-            # f"CREATE TABLE {tb_name} (ts timestamp, c1 tinyint, c2 smallint, c3 int, c4 bigint, c5 float, c6 double, c7 binary(100), c8 nchar(200), c9 bool, c10 int)")
         self.insertData(tb_name)
         return tb_name
 
@@ -95,6 +82,31 @@ class TDTestCase:
 
     def queryTsCol(self, tb_name, check_elm=None):
         select_elm = "*" if check_elm is None else check_elm
+        # ts in
+        query_sql = f'select {select_elm} from {tb_name} where ts in ("2021-01-11 12:00:00", "2021-01-13 12:00:00")'
+        tdSql.query(query_sql)
+        tdSql.checkRows(2)
+        tdSql.checkEqual(self.queryLastC10(query_sql), 6) if select_elm == "*" else False
+        # ts not in
+        query_sql = f'select {select_elm} from {tb_name} where ts not in ("2021-01-11 12:00:00", "2021-01-13 12:00:00")'
+        tdSql.query(query_sql)
+        tdSql.checkRows(9)
+        tdSql.checkEqual(self.queryLastC10(query_sql), 11) if select_elm == "*" else False
+        # ts not null
+        query_sql = f'select {select_elm} from {tb_name} where ts is not Null'
+        tdSql.query(query_sql)
+        tdSql.checkRows(11)
+        tdSql.checkEqual(self.queryLastC10(query_sql), 11) if select_elm == "*" else False
+        # ts null
+        query_sql = f'select {select_elm} from {tb_name} where ts is Null'
+        tdSql.query(query_sql)
+        tdSql.checkRows(0)
+        # not support like not like match nmatch
+        tdSql.error(f'select {select_elm} from {tb_name} where ts like ("2021-01-11 12:00:00%")')
+        tdSql.error(f'select {select_elm} from {tb_name} where ts not like ("2021-01-11 12:00:0_")')
+        tdSql.error(f'select {select_elm} from {tb_name} where ts match "2021-01-11 12:00:00%"')
+        tdSql.error(f'select {select_elm} from {tb_name} where ts nmatch "2021-01-11 12:00:00%"')
+
         # ts and ts
         query_sql = f'select {select_elm} from {tb_name} where ts > "2021-01-11 12:00:00" or ts < "2021-01-13 12:00:00"'
         tdSql.query(query_sql)
@@ -1422,9 +1434,9 @@ class TDTestCase:
         tdSql.query(query_sql)
         tdSql.checkRows(11)
         tdSql.checkEqual(self.queryLastC10(query_sql), 11) if select_elm == "*" else False
-        query_sql = f'select c1,c2,c3,c4,c5,c6,c7,c8,c9,c10,c11,c12,c13 from {tb_name} where c9 > "binary" and c9 >= "binary8" or c9 < "binary9" and c9 <= "binary" and c9 != 2 and c9 <> 2 and c9 = 4 or c9 is not null and c9 between 2 and 4 and c9 not between 1 and 2 and c9 in (2,4) and c9 not in (1,2) or c9 match "binary[28]" or c9 nmatch "binary"'
+        query_sql = f'select c1,c2,c3,c4,c5,c6,c7,c8,c9,c10,c11,c12,c13 from {tb_name} where c9 > "binary" and c9 >= "binary8" or c9 < "binary9" and c9 <= "binary" and c9 != 2 and c9 <> 2 and c9 = 4 or c9 is not null and c9 between 2 and 4 and c9 not between 1 and 2 and c9 in (2,4) and c9 not in (1,2)'
         tdSql.query(query_sql)
-        tdSql.checkRows(11)
+        tdSql.checkRows(9)
 
     def queryFullColType(self, tb_name, check_elm=None):
         select_elm = "*" if check_elm is None else check_elm
diff --git a/tests/system-test/2-query/union.py b/tests/system-test/2-query/union.py
new file mode 100644
index 0000000000..5b0099c6eb
--- /dev/null
+++ b/tests/system-test/2-query/union.py
@@ -0,0 +1,412 @@
+import datetime
+
+from util.log import *
+from util.sql import *
+from util.cases import *
+from util.dnodes import *
+
+PRIMARY_COL = "ts"
+
+INT_COL     = "c1"
+BINT_COL    = "c2"
+SINT_COL    = "c3"
+TINT_COL    = "c4"
+FLOAT_COL   = "c5"
+DOUBLE_COL  = "c6"
+BOOL_COL    = "c7"
+
+BINARY_COL  = "c8"
+NCHAR_COL   = "c9"
+TS_COL      = "c10"
+
+NUM_COL     = [ INT_COL, BINT_COL, SINT_COL, TINT_COL, FLOAT_COL, DOUBLE_COL, ]
+CHAR_COL    = [ BINARY_COL, NCHAR_COL, ]
+BOOLEAN_COL = [ BOOL_COL, ]
+TS_TYPE_COL = [ TS_COL, ]
+
+class TDTestCase:
+
+    def init(self, conn, logSql):
+        tdLog.debug(f"start to excute {__file__}")
+        tdSql.init(conn.cursor())
+
+    def __query_condition(self,tbname):
+        query_condition = []
+        for char_col in CHAR_COL:
+            query_condition.extend(
+                (
+                    f"{tbname}.{char_col}",
+                    f"upper( {tbname}.{char_col} )",
+                    f"char_length( {tbname}.{char_col} )",
+                    f"concat( {tbname}.{char_col}, {tbname}.{char_col} )",
+                    f"concat_ws( '_', {tbname}.{char_col}, {tbname}.{char_col} )",
+                    f"length( {tbname}.{char_col} )",
+                    f"lower( {tbname}.{char_col} )",
+                    f"ltrim( {tbname}.{char_col} )",
+                    f"rtrim( {tbname}.{char_col} )",
+                    f"substr( {tbname}.{char_col}, 1 )",
+                    f"count( {tbname}.{char_col} )",
+                    f"cast( {tbname}.{char_col} as nchar(3) )",
+                    f"cast( {tbname}.{char_col} as nchar(8) )",
+                )
+            )
+            query_condition.extend( f"cast( {tbname}.{un_char_col} as binary(16) ) " for un_char_col in NUM_COL)
+            query_condition.extend( f"cast( {tbname}.{char_col} + {tbname}.{char_col_2} as binary(32) ) " for char_col_2 in CHAR_COL )
+            query_condition.extend( f"cast( {tbname}.{char_col} + {tbname}.{un_char_col} as binary(32) ) " for un_char_col in NUM_COL )
+
+        for num_col in NUM_COL:
+            query_condition.extend(
+                (
+                    f"{tbname}.{num_col}",
+                    f"ceil( {tbname}.{num_col} )",
+                    f"abs( {tbname}.{num_col} )",
+                    f"acos( {tbname}.{num_col} )",
+                    f"asin( {tbname}.{num_col} )",
+                    f"atan( {tbname}.{num_col} )",
+                    f"cos( {tbname}.{num_col} )",
+                    f"floor( {tbname}.{num_col} )",
+                    f"log( {tbname}.{num_col},  {tbname}.{num_col})",
+                    f"sin( {tbname}.{num_col} )",
+                    f"sqrt( {tbname}.{num_col} )",
+                    f"tan( {tbname}.{num_col} )",
+                    f"round( {tbname}.{num_col} )",
+                    f"max( {tbname}.{num_col} )",
+                    f"sum( {tbname}.{num_col} )",
+                    f"count( {tbname}.{num_col} )",
+                    f"min( {tbname}.{num_col} )",
+                )
+            )
+            query_condition.extend( f"{tbname}.{num_col} + {tbname}.{num_col_2}" for num_col_2 in NUM_COL )
+            query_condition.extend( f"{tbname}.{num_col} + {tbname}.{char_col} " for char_col in CHAR_COL )
+
+        query_condition.extend(
+            (
+                ''' "test1234!@#$%^&*():'><?/.,][}{" ''',
+                ''' "test12" ''',
+                # 1010,
+            )
+        )
+
+        return query_condition
+
+    def __join_condition(self, tb_list, filter=PRIMARY_COL, INNER=False):
+        table_reference = tb_list[0]
+        join_condition = table_reference
+        join = "inner join" if INNER else "join"
+        for i in range(len(tb_list[1:])):
+            join_condition += f" {join} {tb_list[i+1]} on {table_reference}.{filter}={tb_list[i+1]}.{filter}"
+
+        return join_condition
+
+    def __where_condition(self, col=None, tbname=None, query_conditon=None):
+        if query_conditon and isinstance(query_conditon, str):
+            if query_conditon.startswith("count"):
+                query_conditon = query_conditon[6:-1]
+            elif query_conditon.startswith("max"):
+                query_conditon = query_conditon[4:-1]
+            elif query_conditon.startswith("sum"):
+                query_conditon = query_conditon[4:-1]
+            elif query_conditon.startswith("min"):
+                query_conditon = query_conditon[4:-1]
+
+
+        if query_conditon:
+            return f" where {query_conditon} is not null"
+        if col in NUM_COL:
+            return f" where abs( {tbname}.{col} ) >= 0"
+        if col in CHAR_COL:
+            return f" where lower( {tbname}.{col} ) like 'bina%' or lower( {tbname}.{col} ) like '_cha%' "
+        if col in BOOLEAN_COL:
+            return f" where {tbname}.{col} in (false, true)  "
+        if col in TS_TYPE_COL or col in PRIMARY_COL:
+            return f" where cast( {tbname}.{col} as binary(16) ) is not null "
+
+        return ""
+
+
+    def __group_condition(self, col, having = None):
+        if isinstance(col, str):
+            if col.startswith("count"):
+                col = col[6:-1]
+            elif col.startswith("max"):
+                col = col[4:-1]
+            elif col.startswith("sum"):
+                col = col[4:-1]
+            elif col.startswith("min"):
+                col = col[4:-1]
+        return f" group by {col} having {having}" if having else f" group by {col} "
+
+    def __single_sql(self, select_clause, from_clause, where_condition="", group_condition=""):
+        if isinstance(select_clause, str) and "on" not in from_clause and select_clause.split(".")[0] != from_clause.split(".")[0]:
+            return
+        return f"select {select_clause} from {from_clause} {where_condition} {group_condition}"
+
+
+    @property
+    def __join_tblist(self):
+        return [
+            ["ct1", "ct2"],
+            ["ct1", "ct4"],
+            ["ct1", "t1"],
+            ["ct2", "ct4"],
+            ["ct2", "t1"],
+            ["ct4", "t1"],
+            # ["ct1", "ct2", "ct4"],
+            # ["ct1", "ct2", "t1"],
+            # ["ct1", "ct4", "t1"],
+            # ["ct2", "ct4", "t1"],
+            # ["ct1", "ct2", "ct4", "t1"],
+        ]
+
+    @property
+    def __tb_liast(self):
+        return [
+            "ct1",
+            "ct2",
+            "ct4",
+            "t1",
+        ]
+
+    def sql_list(self):
+        sqls = []
+        __join_tblist = self.__join_tblist
+        for join_tblist in __join_tblist:
+            for join_tb in join_tblist:
+                select_claus_list = self.__query_condition(join_tb)
+                for select_claus in select_claus_list:
+                    group_claus = self.__group_condition( col=select_claus)
+                    where_claus = self.__where_condition(query_conditon=select_claus)
+                    having_claus = self.__group_condition( col=select_claus, having=f"{select_claus} is not null")
+                    sqls.extend(
+                        (
+                            self.__single_sql(select_claus, join_tb, where_claus, group_claus),
+                            self.__single_sql(select_claus, join_tb, where_claus, having_claus),
+                            self.__single_sql(select_claus, self.__join_condition(join_tblist), where_claus, having_claus),
+                            self.__single_sql(select_claus, self.__join_condition(join_tblist, INNER=True), where_claus, having_claus),
+                            self.__single_sql(select_claus, join_tb, where_claus),
+                            self.__single_sql(select_claus, join_tb, having_claus),
+                            self.__single_sql(select_claus, join_tb, group_claus),
+                            self.__single_sql(select_claus, join_tb),
+
+                        )
+                    )
+        __no_join_tblist = self.__tb_liast
+        for tb in __no_join_tblist:
+                select_claus_list = self.__query_condition(tb)
+                for select_claus in select_claus_list:
+                    group_claus = self.__group_condition(col=select_claus)
+                    where_claus = self.__where_condition(query_conditon=select_claus)
+                    having_claus = self.__group_condition(col=select_claus, having=f"{select_claus} is not null")
+                    sqls.extend(
+                        (
+                            self.__single_sql(select_claus, join_tb, where_claus, group_claus),
+                            self.__single_sql(select_claus, join_tb, where_claus, having_claus),
+                            self.__single_sql(select_claus, join_tb, where_claus),
+                            self.__single_sql(select_claus, join_tb, group_claus),
+                            self.__single_sql(select_claus, join_tb, having_claus),
+                            self.__single_sql(select_claus, join_tb),
+                        )
+                    )
+
+        return filter(None, sqls)
+        # return list(filter(None, sqls))
+
+    def __get_type(self, col):
+        if tdSql.cursor.istype(col, "BOOL"):
+            return "BOOL"
+        if tdSql.cursor.istype(col, "INT"):
+            return "INT"
+        if tdSql.cursor.istype(col, "BIGINT"):
+            return "BIGINT"
+        if tdSql.cursor.istype(col, "TINYINT"):
+            return "TINYINT"
+        if tdSql.cursor.istype(col, "SMALLINT"):
+            return "SMALLINT"
+        if tdSql.cursor.istype(col, "FLOAT"):
+            return "FLOAT"
+        if tdSql.cursor.istype(col, "DOUBLE"):
+            return "DOUBLE"
+        if tdSql.cursor.istype(col, "BINARY"):
+            return "BINARY"
+        if tdSql.cursor.istype(col, "NCHAR"):
+            return "NCHAR"
+        if tdSql.cursor.istype(col, "TIMESTAMP"):
+            return "TIMESTAMP"
+        if tdSql.cursor.istype(col, "JSON"):
+            return "JSON"
+        if tdSql.cursor.istype(col, "TINYINT UNSIGNED"):
+            return "TINYINT UNSIGNED"
+        if tdSql.cursor.istype(col, "SMALLINT UNSIGNED"):
+            return "SMALLINT UNSIGNED"
+        if tdSql.cursor.istype(col, "INT UNSIGNED"):
+            return "INT UNSIGNED"
+        if tdSql.cursor.istype(col, "BIGINT UNSIGNED"):
+            return "BIGINT UNSIGNED"
+
+    def union_check(self):
+        sqls = self.sql_list()
+        for sql1 in sqls:
+            tdSql.query(sql1)
+            res1_type = self.__get_type(0)
+            for sql2 in sqls:
+                tdSql.query(sql2)
+                union_type = False
+                res2_type =  self.__get_type(0)
+
+                if res1_type in  ( "BIGINT" , "NCHAR" ):
+                    union_type = True
+                elif res2_type == res1_type:
+                    union_type = True
+                elif res1_type == "TIMESAMP" and res2_type not in ("BINARY", "NCHAR"):
+                    union_type = True
+                elif res1_type == "BINARY" and res2_type != "NCHAR":
+                    union_type = True
+
+                if union_type:
+                    tdSql.query(f"{sql1} union {sql2}")
+                    tdSql.checkCols(1)
+                    tdSql.query(f"{sql1} union all {sql2}")
+                    tdSql.checkCols(1)
+                else:
+                    tdSql.error(f"{sql1} union {sql2}")
+
+    def __test_error(self):
+
+
+        tdSql.error( "show tables union show tables" )
+        tdSql.error( "create table errtb1 union all create table errtb2" )
+        tdSql.error( "drop table ct1 union all drop table ct3" )
+        tdSql.error( "select c1 from ct1 union all drop table ct3" )
+        tdSql.error( "select c1 from ct1 union all '' " )
+        tdSql.error( " '' union all select c1 from ct1 " )
+        tdSql.error( "select c1 from ct1 union select c1 from ct2 union select c1 from ct4 ")
+
+    def all_test(self):
+        self.__test_error()
+        self.union_check()
+
+
+    def __create_tb(self):
+
+        tdLog.printNoPrefix("==========step1:create table")
+        create_stb_sql  =  f'''create table stb1(
+                ts timestamp, {INT_COL} int, {BINT_COL} bigint, {SINT_COL} smallint, {TINT_COL} tinyint,
+                 {FLOAT_COL} float, {DOUBLE_COL} double, {BOOL_COL} bool,
+                 {BINARY_COL} binary(16), {NCHAR_COL} nchar(32), {TS_COL} timestamp
+            ) tags (t1 int)
+            '''
+        create_ntb_sql = f'''create table t1(
+                ts timestamp, {INT_COL} int, {BINT_COL} bigint, {SINT_COL} smallint, {TINT_COL} tinyint,
+                 {FLOAT_COL} float, {DOUBLE_COL} double, {BOOL_COL} bool,
+                 {BINARY_COL} binary(16), {NCHAR_COL} nchar(32), {TS_COL} timestamp
+            )
+            '''
+        tdSql.execute(create_stb_sql)
+        tdSql.execute(create_ntb_sql)
+
+        for i in range(4):
+            tdSql.execute(f'create table ct{i+1} using stb1 tags ( {i+1} )')
+            { i % 32767 }, { i % 127}, { i * 1.11111 }, { i * 1000.1111 }, { i % 2}
+
+    def __insert_data(self, rows):
+        now_time = int(datetime.datetime.timestamp(datetime.datetime.now()) * 1000)
+        for i in range(rows):
+            tdSql.execute(
+                f"insert into ct1 values ( { now_time - i * 1000 }, {i}, {11111 * i}, {111 * i % 32767 }, {11 * i % 127}, {1.11*i}, {1100.0011*i}, {i%2}, 'binary{i}', 'nchar_测试_{i}', { now_time + 1 * i } )"
+            )
+            tdSql.execute(
+                f"insert into ct4 values ( { now_time - i * 7776000000 }, {i}, {11111 * i}, {111 * i % 32767 }, {11 * i % 127}, {1.11*i}, {1100.0011*i}, {i%2}, 'binary{i}', 'nchar_测试_{i}', { now_time + 1 * i } )"
+            )
+            tdSql.execute(
+                f"insert into ct2 values ( { now_time - i * 7776000000 }, {-i},  {-11111 * i}, {-111 * i % 32767 }, {-11 * i % 127}, {-1.11*i}, {-1100.0011*i}, {i%2}, 'binary{i}', 'nchar_测试_{i}', { now_time + 1 * i } )"
+            )
+        tdSql.execute(
+            f'''insert into ct1 values
+            ( { now_time - rows * 5 }, 0, 0, 0, 0, 0, 0, 0, 'binary0', 'nchar_测试_0', { now_time + 8 } )
+            ( { now_time + 10000 }, { rows }, -99999, -999, -99, -9.99, -99.99, 1, 'binary9', 'nchar_测试_9', { now_time + 9 } )
+            '''
+        )
+
+        tdSql.execute(
+            f'''insert into ct4 values
+            ( { now_time - rows * 7776000000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time - rows * 3888000000 + 10800000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time +  7776000000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            (
+                { now_time + 5184000000}, {pow(2,31)-pow(2,15)}, {pow(2,63)-pow(2,30)}, 32767, 127,
+                { 3.3 * pow(10,38) }, { 1.3 * pow(10,308) }, { rows % 2 }, "binary_limit-1", "nchar_测试_limit-1", { now_time - 86400000}
+                )
+            (
+                { now_time + 2592000000 }, {pow(2,31)-pow(2,16)}, {pow(2,63)-pow(2,31)}, 32766, 126,
+                { 3.2 * pow(10,38) }, { 1.2 * pow(10,308) }, { (rows-1) % 2 }, "binary_limit-2", "nchar_测试_limit-2", { now_time - 172800000}
+                )
+            '''
+        )
+
+        tdSql.execute(
+            f'''insert into ct2 values
+            ( { now_time - rows * 7776000000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time - rows * 3888000000 + 10800000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time + 7776000000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            (
+                { now_time + 5184000000 }, { -1 * pow(2,31) + pow(2,15) }, { -1 * pow(2,63) + pow(2,30) }, -32766, -126,
+                { -1 * 3.2 * pow(10,38) }, { -1.2 * pow(10,308) }, { rows % 2 }, "binary_limit-1", "nchar_测试_limit-1", { now_time - 86400000 }
+                )
+            (
+                { now_time + 2592000000 }, { -1 * pow(2,31) + pow(2,16) }, { -1 * pow(2,63) + pow(2,31) }, -32767, -127,
+                { - 3.3 * pow(10,38) }, { -1.3 * pow(10,308) }, { (rows-1) % 2 }, "binary_limit-2", "nchar_测试_limit-2", { now_time - 172800000 }
+                )
+            '''
+        )
+
+        for i in range(rows):
+            insert_data = f'''insert into t1 values
+                ( { now_time - i * 3600000 }, {i}, {i * 11111}, { i % 32767 }, { i % 127}, { i * 1.11111 }, { i * 1000.1111 }, { i % 2},
+                "binary_{i}", "nchar_测试_{i}", { now_time - 1000 * i } )
+                '''
+            tdSql.execute(insert_data)
+        tdSql.execute(
+            f'''insert into t1 values
+            ( { now_time + 10800000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time - (( rows // 2 ) * 60 + 30) * 60000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time - rows * 3600000 }, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( { now_time + 7200000 }, { pow(2,31) - pow(2,15) }, { pow(2,63) - pow(2,30) }, 32767, 127,
+                { 3.3 * pow(10,38) }, { 1.3 * pow(10,308) }, { rows % 2 },
+                "binary_limit-1", "nchar_测试_limit-1", { now_time - 86400000 }
+                )
+            (
+                { now_time + 3600000 } , { pow(2,31) - pow(2,16) }, { pow(2,63) - pow(2,31) }, 32766, 126,
+                { 3.2 * pow(10,38) }, { 1.2 * pow(10,308) }, { (rows-1) % 2 },
+                "binary_limit-2", "nchar_测试_limit-2", { now_time - 172800000 }
+                )
+            '''
+        )
+
+
+    def run(self):
+        tdSql.prepare()
+
+        tdLog.printNoPrefix("==========step1:create table")
+        self.__create_tb()
+
+        tdLog.printNoPrefix("==========step2:insert data")
+        self.rows = 10
+        self.__insert_data(self.rows)
+
+        tdLog.printNoPrefix("==========step3:all check")
+        self.all_test()
+
+        tdDnodes.stop(1)
+        tdDnodes.start(1)
+
+        tdSql.execute("use db")
+
+        tdLog.printNoPrefix("==========step4:after wal, all check again ")
+        self.all_test()
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
+
+tdCases.addLinux(__file__, TDTestCase())
+tdCases.addWindows(__file__, TDTestCase())
diff --git a/tests/system-test/7-tmq/basic5.py b/tests/system-test/7-tmq/basic5.py
index 65840349ba..c2fe25efc4 100644
--- a/tests/system-test/7-tmq/basic5.py
+++ b/tests/system-test/7-tmq/basic5.py
@@ -52,7 +52,7 @@ class TDTestCase:
     def create_tables(self,tsql, dbName,vgroups,stbName,ctbNum,rowsPerTbl):
         tsql.execute("create database if not exists %s vgroups %d"%(dbName, vgroups))        
         tsql.execute("use %s" %dbName)
-        tsql.execute("create table %s (ts timestamp, c1 bigint, c2 binary(16)) tags(t1 int)"%stbName)
+        tsql.execute("create table  if not exists %s (ts timestamp, c1 bigint, c2 binary(16)) tags(t1 int)"%stbName)
         pre_create = "create table"
         sql = pre_create
         #tdLog.debug("doing create one  stable %s and %d  child table in %s  ..." %(stbname, count ,dbname))
@@ -345,11 +345,11 @@ class TDTestCase:
                              after starting consumer, create ctables ")
         # create and start thread
         parameterDict = {'cfg':        '',       \
-                         'dbName':     'db2',    \
+                         'dbName':     'db3',    \
                          'vgroups':    1,        \
                          'stbName':    'stb',    \
                          'ctbNum':     10,       \
-                         'rowsPerTbl': 10000,   \
+                         'rowsPerTbl': 30000,    \
                          'batchNum':   100,       \
                          'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
         parameterDict['cfg'] = cfgPath
@@ -374,22 +374,33 @@ class TDTestCase:
                 break
             else:
                 time.sleep(1)
-
+        
+        tdLog.info("create stable2 for the seconde topic")
+        parameterDict2 = {'cfg':        '',       \
+                         'dbName':     'db3',    \
+                         'vgroups':    1,        \
+                         'stbName':    'stb2',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 30000,    \
+                         'batchNum':   100,       \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict2['cfg'] = cfgPath
+        tdSql.execute("create stable  if not exists %s.%s (ts timestamp, c1 bigint, c2 binary(16)) tags(t1 int)"%(parameterDict2['dbName'], parameterDict2['stbName']))
+       
         tdLog.info("create topics from super table")
-        topicFromStb = 'topic_stb_column2'
-        topicFromCtb = 'topic_ctb_column2'
+        topicFromStb  = 'topic_stb_column3'
+        topicFromStb2 = 'topic_stb_column32'
         
         tdSql.execute("create topic %s as select ts, c1, c2 from %s.%s" %(topicFromStb, parameterDict['dbName'], parameterDict['stbName']))
-        tdSql.execute("create topic %s as select ts, c1, c2 from %s.%s_0" %(topicFromCtb, parameterDict['dbName'], parameterDict['stbName']))
+        tdSql.execute("create topic %s as select ts, c1, c2 from %s.%s" %(topicFromStb2, parameterDict2['dbName'], parameterDict2['stbName']))
         
-        time.sleep(1)
         tdSql.query("show topics")
         topic1 = tdSql.getData(0 , 0)
         topic2 = tdSql.getData(1 , 0)
         tdLog.info("show topics: %s, %s"%(topic1, topic2))
-        if topic1 != topicFromStb and topic1 != topicFromCtb:
+        if topic1 != topicFromStb and topic1 != topicFromStb2:
             tdLog.exit("topic error1") 
-        if topic2 != topicFromStb and topic2 != topicFromCtb:
+        if topic2 != topicFromStb and topic2 != topicFromStb2:
             tdLog.exit("topic error2") 
          
         tdLog.info("create consume info table and consume result table")
@@ -397,10 +408,9 @@ class TDTestCase:
         tdSql.query("create table %s.consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)"%cdbName)
         tdSql.query("create table %s.consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)"%cdbName)
 
-        rowsOfNewCtb = 1000
         consumerId   = 0
-        expectrowcnt = parameterDict["rowsPerTbl"]  * parameterDict["ctbNum"] + rowsOfNewCtb
-        topicList    = topicFromStb
+        expectrowcnt = parameterDict["rowsPerTbl"]  * parameterDict["ctbNum"] +  parameterDict2["rowsPerTbl"]  * parameterDict2["ctbNum"]
+        topicList    = topicFromStb + ',' + topicFromStb2
         ifcheckdata  = 0
         keyList      = 'group.id:cgrp1,\
                         enable.auto.commit:false,\
@@ -432,17 +442,13 @@ class TDTestCase:
         tdLog.info(shellCmd)
         os.system(shellCmd)        
 
-        # create new child table and insert data
-        newCtbName = 'newctb'
-        tdSql.query("create table %s.%s using %s.%s tags(9999)"%(parameterDict["dbName"], newCtbName, parameterDict["dbName"], parameterDict["stbName"]))
-        startTs = parameterDict["startTs"]
-        for j in range(rowsOfNewCtb):
-            sql = "insert into %s.%s values (%d, %d, 'tmqrow_%d') "%(parameterDict["dbName"], newCtbName, startTs + j, j, j)
-            tdSql.execute(sql)
-        tdLog.debug("insert data into new child table ............ [OK]")
+        # start the second thread to create new child table and insert data
+        prepareEnvThread2 = threading.Thread(target=self.prepareEnv, kwargs=parameterDict2)
+        prepareEnvThread2.start()
 
         # wait for data ready
         prepareEnvThread.join()
+        prepareEnvThread2.join()
         
         tdLog.info("insert process end, and start to check consume result")
         while 1:
@@ -457,7 +463,7 @@ class TDTestCase:
         tdSql.checkData(0 , 3, expectrowcnt)
         
         tdSql.query("drop topic %s"%topicFromStb)
-        tdSql.query("drop topic %s"%topicFromCtb)
+        tdSql.query("drop topic %s"%topicFromStb2)
 
         tdLog.printNoPrefix("======== test case 3 end ...... ")
 
@@ -474,7 +480,7 @@ class TDTestCase:
 
         self.tmqCase1(cfgPath, buildPath)
         self.tmqCase2(cfgPath, buildPath)        
-        #self.tmqCase3(cfgPath, buildPath)
+        self.tmqCase3(cfgPath, buildPath)
 
     def stop(self):
         tdSql.close()
diff --git a/tests/system-test/7-tmq/subscribeDb.py b/tests/system-test/7-tmq/subscribeDb.py
index b8d3abca5c..ec4c9e9d9b 100644
--- a/tests/system-test/7-tmq/subscribeDb.py
+++ b/tests/system-test/7-tmq/subscribeDb.py
@@ -49,7 +49,38 @@ class TDTestCase:
         print(cur)
         return cur
 
-    def startTmqSimProcess(self,buildPath,cfgPath,pollDelay,dbName,showMsg,showRow,cdbName,valgrind=0):
+    def initConsumerTable(self,cdbName='cdb'):        
+        tdLog.info("create consume database, and consume info table, and consume result table")
+        tdSql.query("create database if not exists %s vgroups 1"%(cdbName))
+        tdSql.query("drop table if exists %s.consumeinfo "%(cdbName))
+        tdSql.query("drop table if exists %s.consumeresult "%(cdbName))
+
+        tdSql.query("create table %s.consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int, ifmanualcommit int)"%cdbName)
+        tdSql.query("create table %s.consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)"%cdbName)
+
+    def insertConsumerInfo(self,consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifmanualcommit,cdbName='cdb'):    
+        sql = "insert into %s.consumeinfo values "%cdbName
+        sql += "(now, %d, '%s', '%s', %d, %d, %d)"%(consumerId, topicList, keyList, expectrowcnt, ifcheckdata, ifmanualcommit)
+        tdLog.info("consume info sql: %s"%sql)
+        tdSql.query(sql)
+
+    def selectConsumeResult(self,expectRows,cdbName='cdb'):
+        resultList=[]
+        while 1:
+            tdSql.query("select * from %s.consumeresult"%cdbName)
+            #tdLog.info("row: %d, %l64d, %l64d"%(tdSql.getData(0, 1),tdSql.getData(0, 2),tdSql.getData(0, 3))
+            if tdSql.getRows() == expectRows:
+                break
+            else:
+                time.sleep(5)
+        
+        for i in range(expectRows):
+            tdLog.info ("consume id: %d, consume msgs: %d, consume rows: %d"%(tdSql.getData(i , 1), tdSql.getData(i , 2), tdSql.getData(i , 3)))
+            resultList.append(tdSql.getData(i , 3))
+        
+        return resultList
+
+    def startTmqSimProcess(self,buildPath,cfgPath,pollDelay,dbName,showMsg=1,showRow=1,cdbName='cdb',valgrind=0):
         shellCmd = 'nohup '
         if valgrind == 1:
             logFile = cfgPath + '/../log/valgrind-tmq.log'
@@ -58,7 +89,7 @@ class TDTestCase:
         
         shellCmd += buildPath + '/build/bin/tmq_sim -c ' + cfgPath
         shellCmd += " -y %d -d %s -g %d -r %d -w %s "%(pollDelay, dbName, showMsg, showRow, cdbName) 
-        shellCmd += "> /dev/null 2>&1 &"        
+        shellCmd += "> /dev/null 2>&1 &"
         tdLog.info(shellCmd)
         os.system(shellCmd)
 
@@ -87,6 +118,8 @@ class TDTestCase:
         pre_insert = "insert into "
         sql = pre_insert
 
+        t = time.time()
+        startTs = int(round(t * 1000))
         #tdLog.debug("doing insert data into stable:%s rows:%d ..."%(stbName, allRows))
         for i in range(ctbNum):
             sql += " %s_%d values "%(stbName,i)
@@ -127,7 +160,7 @@ class TDTestCase:
         return
 
     def tmqCase1(self, cfgPath, buildPath):
-        tdLog.printNoPrefix("======== test case 1: Produce while one consume to subscribe one db")
+        tdLog.printNoPrefix("======== test case 1: Produce while one consume to subscribe one db, inclue 1 stb")
         tdLog.info("step 1: create database, stb, ctb and insert data")
         # create and start thread
         parameterDict = {'cfg':        '',       \
@@ -135,11 +168,13 @@ class TDTestCase:
                          'vgroups':    4,        \
                          'stbName':    'stb',    \
                          'ctbNum':     10,       \
-                         'rowsPerTbl': 100000,    \
-                         'batchNum':   200,      \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
                          'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
         parameterDict['cfg'] = cfgPath
 
+        self.initConsumerTable()
+
         tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
 
         prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
@@ -149,23 +184,16 @@ class TDTestCase:
         topicName1 = 'topic_db1'
         
         tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))
-        
-        tdLog.info("create consume info table and consume result table")
-        cdbName = parameterDict["dbName"]
-        tdSql.query("create table %s.consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)"%cdbName)
-        tdSql.query("create table %s.consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)"%cdbName)
-
         consumerId   = 0
         expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"]
         topicList    = topicName1
         ifcheckdata  = 0
+        ifManualCommit = 0
         keyList      = 'group.id:cgrp1,\
                         enable.auto.commit:false,\
                         auto.commit.interval.ms:6000,\
                         auto.offset.reset:earliest'
-        sql = "insert into %s.consumeinfo values "%cdbName
-        sql += "(now, %d, '%s', '%s', %d, %d)"%(consumerId, topicList, keyList, expectrowcnt, ifcheckdata)
-        tdSql.query(sql)
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
         
         event.wait()
 
@@ -173,32 +201,28 @@ class TDTestCase:
         pollDelay = 5
         showMsg   = 1
         showRow   = 1
-        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow, cdbName)
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
 
         # wait for data ready
         prepareEnvThread.join()
         
         tdLog.info("insert process end, and start to check consume result")
-        while 1:
-            tdSql.query("select * from %s.consumeresult"%cdbName)
-            #tdLog.info("row: %d, %l64d, %l64d"%(tdSql.getData(0, 1),tdSql.getData(0, 2),tdSql.getData(0, 3))
-            if tdSql.getRows() == 1:
-                break
-            else:
-                time.sleep(5)
-
-        tdLog.info("consumer result: %d, %d"%(tdSql.getData(0 , 2), tdSql.getData(0 , 3)))
-        tdSql.checkData(0 , 1, consumerId)
-         # mulit rows and mulit tables in one sql, this num of msg is not sure
-        #tdSql.checkData(0 , 2, expectmsgcnt)
-        tdSql.checkData(0 , 3, expectrowcnt+1)
+        expectRows = 1
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
+            tdLog.exit("tmq consume rows error!")
 
         tdSql.query("drop topic %s"%topicName1)
 
         tdLog.printNoPrefix("======== test case 1 end ...... ")
 
     def tmqCase2(self, cfgPath, buildPath):
-        tdLog.printNoPrefix("======== test case 2: Produce while two consumers to subscribe one db")
+        tdLog.printNoPrefix("======== test case 2: Produce while two consumers to subscribe one db, inclue 1 stb")
         tdLog.info("step 1: create database, stb, ctb and insert data")
         # create and start thread
         parameterDict = {'cfg':        '',       \
@@ -206,11 +230,13 @@ class TDTestCase:
                          'vgroups':    4,        \
                          'stbName':    'stb',    \
                          'ctbNum':     10,       \
-                         'rowsPerTbl': 100000,    \
+                         'rowsPerTbl': 10000,    \
                          'batchNum':   100,      \
                          'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
         parameterDict['cfg'] = cfgPath
 
+        self.initConsumerTable()
+
         tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
 
         prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
@@ -221,27 +247,19 @@ class TDTestCase:
         
         tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))
         
-        tdLog.info("create consume info table and consume result table")
-        cdbName = parameterDict["dbName"]
-        tdSql.query("create table %s.consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)"%cdbName)
-        tdSql.query("create table %s.consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)"%cdbName)
-
         consumerId   = 0
         expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"]
         topicList    = topicName1
         ifcheckdata  = 0
+        ifManualCommit = 0
         keyList      = 'group.id:cgrp1,\
                         enable.auto.commit:false,\
                         auto.commit.interval.ms:6000,\
                         auto.offset.reset:earliest'
-        sql = "insert into %s.consumeinfo values "%cdbName
-        sql += "(now, %d, '%s', '%s', %d, %d)"%(consumerId, topicList, keyList, expectrowcnt, ifcheckdata)
-        tdSql.query(sql)
-        
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+
         consumerId   = 1
-        sql = "insert into %s.consumeinfo values "%cdbName
-        sql += "(now, %d, '%s', '%s', %d, %d)"%(consumerId, topicList, keyList, expectrowcnt, ifcheckdata)
-        tdSql.query(sql)
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
         
         event.wait()
 
@@ -249,30 +267,20 @@ class TDTestCase:
         pollDelay = 5
         showMsg   = 1
         showRow   = 1        
-        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow, cdbName)
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
 
         # wait for data ready
         prepareEnvThread.join()
         
         tdLog.info("insert process end, and start to check consume result")
-        while 1:
-            tdSql.query("select * from %s.consumeresult"%cdbName)
-            #tdLog.info("row: %d, %l64d, %l64d"%(tdSql.getData(0, 1),tdSql.getData(0, 2),tdSql.getData(0, 3))
-            if tdSql.getRows() == 2:
-                break
-            else:
-                time.sleep(5)
-
-        consumerId0     = tdSql.getData(0 , 1)
-        consumerId1     = tdSql.getData(1 , 1)
-        actConsumeRows0 = tdSql.getData(0 , 3)
-        actConsumeRows1 = tdSql.getData(1 , 3)
-
-        tdLog.info("consumer %d rows: %d"%(consumerId0, actConsumeRows0))
-        tdLog.info("consumer %d rows: %d"%(consumerId1, actConsumeRows1))
-
-        totalConsumeRows = actConsumeRows0 + actConsumeRows1
-        if totalConsumeRows != expectrowcnt + 2:
+        expectRows = 2
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
             tdLog.exit("tmq consume rows error!")
 
         tdSql.query("drop topic %s"%topicName1)
@@ -288,11 +296,13 @@ class TDTestCase:
                          'vgroups':    4,        \
                          'stbName':    'stb',    \
                          'ctbNum':     10,       \
-                         'rowsPerTbl': 100000,    \
+                         'rowsPerTbl': 10000,    \
                          'batchNum':   100,      \
                          'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
         parameterDict['cfg'] = cfgPath
 
+        self.initConsumerTable()
+
         tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
 
         prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
@@ -303,7 +313,7 @@ class TDTestCase:
                          'vgroups':    4,        \
                          'stbName':    'stb2',    \
                          'ctbNum':     10,       \
-                         'rowsPerTbl': 100000,    \
+                         'rowsPerTbl': 10000,    \
                          'batchNum':   100,      \
                          'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
         parameterDict['cfg'] = cfgPath
@@ -316,65 +326,377 @@ class TDTestCase:
         
         tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))
         
-        tdLog.info("create consume info table and consume result table")
-        cdbName = parameterDict["dbName"]
-        tdSql.query("create table %s.consumeinfo (ts timestamp, consumerid int, topiclist binary(1024), keylist binary(1024), expectmsgcnt bigint, ifcheckdata int)"%cdbName)
-        tdSql.query("create table %s.consumeresult (ts timestamp, consumerid int, consummsgcnt bigint, consumrowcnt bigint, checkresult int)"%cdbName)
-
         consumerId   = 0
         expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"] +  parameterDict2["rowsPerTbl"] * parameterDict2["ctbNum"]
         topicList    = topicName1
         ifcheckdata  = 0
+        ifManualCommit = 0
         keyList      = 'group.id:cgrp1,\
                         enable.auto.commit:false,\
                         auto.commit.interval.ms:6000,\
                         auto.offset.reset:earliest'
-        sql = "insert into %s.consumeinfo values "%cdbName
-        sql += "(now, %d, '%s', '%s', %d, %d)"%(consumerId, topicList, keyList, expectrowcnt, ifcheckdata)
-        tdSql.query(sql)
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
         
         # consumerId   = 1
-        # sql = "insert into %s.consumeinfo values "%cdbName
-        # sql += "(now, %d, '%s', '%s', %d, %d)"%(consumerId, topicList, keyList, expectrowcnt, ifcheckdata)
-        # tdSql.query(sql)
+        # self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
         
         event.wait()
 
         tdLog.info("start consume processor")
         pollDelay = 5
         showMsg   = 1
-        showRow   = 1        
-        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow, cdbName)
+        showRow   = 1
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
 
         # wait for data ready
         prepareEnvThread.join()        
         prepareEnvThread2.join()
         
         tdLog.info("insert process end, and start to check consume result")
-        while 1:
-            tdSql.query("select * from %s.consumeresult"%cdbName)
-            #tdLog.info("row: %d, %l64d, %l64d"%(tdSql.getData(0, 1),tdSql.getData(0, 2),tdSql.getData(0, 3))
-            if tdSql.getRows() == 1:
-                break
-            else:
-                time.sleep(5)
-
-        consumerId0     = tdSql.getData(0 , 1)
-        #consumerId1     = tdSql.getData(1 , 1)
-        actConsumeRows0 = tdSql.getData(0 , 3)
-        #actConsumeRows1 = tdSql.getData(1 , 3)
-
-        tdLog.info("consumer %d rows: %d"%(consumerId0, actConsumeRows0))
-        #tdLog.info("consumer %d rows: %d"%(consumerId1, actConsumeRows1))
-
-        #totalConsumeRows = actConsumeRows0 + actConsumeRows1
-        if actConsumeRows0 != expectrowcnt + 1:
+        expectRows = 1
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
             tdLog.exit("tmq consume rows error!")
 
         tdSql.query("drop topic %s"%topicName1)
 
         tdLog.printNoPrefix("======== test case 3 end ...... ")
 
+    def tmqCase4(self, cfgPath, buildPath):
+        tdLog.printNoPrefix("======== test case 4: Produce while two consumers to subscribe one db, include 2 stb")
+        tdLog.info("step 1: create database, stb, ctb and insert data")
+        # create and start thread
+        parameterDict = {'cfg':        '',       \
+                         'dbName':     'db4',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        self.initConsumerTable()
+
+        tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
+
+        prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
+        prepareEnvThread.start()
+
+        parameterDict2 = {'cfg':        '',       \
+                         'dbName':     'db4',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb2',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        prepareEnvThread2 = threading.Thread(target=self.prepareEnv, kwargs=parameterDict2)
+        prepareEnvThread2.start()
+
+        tdLog.info("create topics from db")
+        topicName1 = 'topic_db1'
+        
+        tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))
+        
+        consumerId   = 0
+        expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"] +  parameterDict2["rowsPerTbl"] * parameterDict2["ctbNum"]
+        topicList    = topicName1
+        ifcheckdata  = 0
+        ifManualCommit = 0
+        keyList      = 'group.id:cgrp1,\
+                        enable.auto.commit:false,\
+                        auto.commit.interval.ms:6000,\
+                        auto.offset.reset:earliest'
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        consumerId   = 1
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        event.wait()
+
+        tdLog.info("start consume processor")
+        pollDelay = 5
+        showMsg   = 1
+        showRow   = 1
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
+
+        # wait for data ready
+        prepareEnvThread.join()        
+        prepareEnvThread2.join()
+        
+        tdLog.info("insert process end, and start to check consume result")
+        expectRows = 2
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
+            tdLog.exit("tmq consume rows error!")
+
+        tdSql.query("drop topic %s"%topicName1)
+
+        tdLog.printNoPrefix("======== test case 4 end ...... ")
+
+    def tmqCase5(self, cfgPath, buildPath):
+        tdLog.printNoPrefix("======== test case 5: Produce while two consumers to subscribe one db, firstly create one stb, after start consume create other stb")
+        tdLog.info("step 1: create database, stb, ctb and insert data")
+        # create and start thread
+        parameterDict = {'cfg':        '',       \
+                         'dbName':     'db5',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        self.initConsumerTable()
+
+        tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
+
+        prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
+        prepareEnvThread.start()
+
+        parameterDict2 = {'cfg':        '',       \
+                         'dbName':     'db5',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb2',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        tdLog.info("create topics from db")
+        topicName1 = 'topic_db1'
+        
+        tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))
+        
+        consumerId   = 0
+        expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"] +  parameterDict2["rowsPerTbl"] * parameterDict2["ctbNum"]
+        topicList    = topicName1
+        ifcheckdata  = 0
+        ifManualCommit = 0
+        keyList      = 'group.id:cgrp1,\
+                        enable.auto.commit:false,\
+                        auto.commit.interval.ms:6000,\
+                        auto.offset.reset:earliest'
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        consumerId   = 1
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        event.wait()
+
+        tdLog.info("start consume processor")
+        pollDelay = 5
+        showMsg   = 1
+        showRow   = 1
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
+
+        prepareEnvThread2 = threading.Thread(target=self.prepareEnv, kwargs=parameterDict2)
+        prepareEnvThread2.start()
+
+        # wait for data ready
+        prepareEnvThread.join()        
+        prepareEnvThread2.join()
+        
+        tdLog.info("insert process end, and start to check consume result")
+        expectRows = 2
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
+            tdLog.exit("tmq consume rows error!")
+
+        tdSql.query("drop topic %s"%topicName1)
+
+        tdLog.printNoPrefix("======== test case 5 end ...... ")
+
+    def tmqCase6(self, cfgPath, buildPath):
+        tdLog.printNoPrefix("======== test case 6: Produce while one consumers to subscribe tow topic, Each contains one db")
+        tdLog.info("step 1: create database, stb, ctb and insert data")
+        # create and start thread
+        parameterDict = {'cfg':        '',       \
+                         'dbName':     'db60',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        self.initConsumerTable()
+
+        tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
+
+        prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
+        prepareEnvThread.start()
+
+        parameterDict2 = {'cfg':        '',       \
+                         'dbName':     'db61',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb2',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict2['dbName'], parameterDict2['vgroups']))
+
+        prepareEnvThread2 = threading.Thread(target=self.prepareEnv, kwargs=parameterDict2)
+        prepareEnvThread2.start()
+
+        tdLog.info("create topics from db")
+        topicName1 = 'topic_db60'
+        topicName2 = 'topic_db61'
+        
+        tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))        
+        tdSql.execute("create topic %s as %s" %(topicName2, parameterDict2['dbName']))
+        
+        consumerId   = 0
+        expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"] +  parameterDict2["rowsPerTbl"] * parameterDict2["ctbNum"]
+        topicList    = topicName1 + ',' + topicName2
+        ifcheckdata  = 0
+        ifManualCommit = 0
+        keyList      = 'group.id:cgrp1,\
+                        enable.auto.commit:false,\
+                        auto.commit.interval.ms:6000,\
+                        auto.offset.reset:earliest'
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        #consumerId   = 1
+        #self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        event.wait()
+
+        tdLog.info("start consume processor")
+        pollDelay = 5
+        showMsg   = 1
+        showRow   = 1
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
+
+        # wait for data ready
+        prepareEnvThread.join()        
+        prepareEnvThread2.join()
+        
+        tdLog.info("insert process end, and start to check consume result")
+        expectRows = 1
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
+            tdLog.exit("tmq consume rows error!")
+
+        tdSql.query("drop topic %s"%topicName1)
+        tdSql.query("drop topic %s"%topicName2)
+
+        tdLog.printNoPrefix("======== test case 6 end ...... ")
+
+    def tmqCase7(self, cfgPath, buildPath):
+        tdLog.printNoPrefix("======== test case 7: Produce while two consumers to subscribe tow topic, Each contains one db")
+        tdLog.info("step 1: create database, stb, ctb and insert data")
+        # create and start thread
+        parameterDict = {'cfg':        '',       \
+                         'dbName':     'db70',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        self.initConsumerTable()
+
+        tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict['dbName'], parameterDict['vgroups']))
+
+        prepareEnvThread = threading.Thread(target=self.prepareEnv, kwargs=parameterDict)
+        prepareEnvThread.start()
+
+        parameterDict2 = {'cfg':        '',       \
+                         'dbName':     'db71',    \
+                         'vgroups':    4,        \
+                         'stbName':    'stb2',    \
+                         'ctbNum':     10,       \
+                         'rowsPerTbl': 10000,    \
+                         'batchNum':   100,      \
+                         'startTs':    1640966400000}  # 2022-01-01 00:00:00.000
+        parameterDict['cfg'] = cfgPath
+
+        tdSql.execute("create database if not exists %s vgroups %d" %(parameterDict2['dbName'], parameterDict2['vgroups']))
+
+        prepareEnvThread2 = threading.Thread(target=self.prepareEnv, kwargs=parameterDict2)
+        prepareEnvThread2.start()
+
+        tdLog.info("create topics from db")
+        topicName1 = 'topic_db60'
+        topicName2 = 'topic_db61'
+        
+        tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))        
+        tdSql.execute("create topic %s as %s" %(topicName2, parameterDict2['dbName']))
+        
+        consumerId   = 0
+        expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"] +  parameterDict2["rowsPerTbl"] * parameterDict2["ctbNum"]
+        topicList    = topicName1 + ',' + topicName2
+        ifcheckdata  = 0
+        ifManualCommit = 0
+        keyList      = 'group.id:cgrp1,\
+                        enable.auto.commit:false,\
+                        auto.commit.interval.ms:6000,\
+                        auto.offset.reset:earliest'
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        consumerId   = 1
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        event.wait()
+
+        tdLog.info("start consume processor")
+        pollDelay = 5
+        showMsg   = 1
+        showRow   = 1
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
+
+        # wait for data ready
+        prepareEnvThread.join()        
+        prepareEnvThread2.join()
+        
+        tdLog.info("insert process end, and start to check consume result")
+        expectRows = 2
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
+            tdLog.exit("tmq consume rows error!")
+
+        tdSql.query("drop topic %s"%topicName1)
+        tdSql.query("drop topic %s"%topicName2)
+
+        tdLog.printNoPrefix("======== test case 7 end ...... ")
+
     def run(self):
         tdSql.prepare()
 
@@ -387,8 +709,13 @@ class TDTestCase:
         tdLog.info("cfgPath: %s" % cfgPath)
 
         #self.tmqCase1(cfgPath, buildPath)
-        self.tmqCase2(cfgPath, buildPath) 
+        #self.tmqCase2(cfgPath, buildPath) 
         #self.tmqCase3(cfgPath, buildPath)
+        self.tmqCase4(cfgPath, buildPath)
+        self.tmqCase5(cfgPath, buildPath)
+        self.tmqCase6(cfgPath, buildPath)
+        self.tmqCase7(cfgPath, buildPath)
+
 
     def stop(self):
         tdSql.close()
diff --git a/tests/system-test/fulltest.sh b/tests/system-test/fulltest.sh
index 2b813f83ca..1cb123a52f 100755
--- a/tests/system-test/fulltest.sh
+++ b/tests/system-test/fulltest.sh
@@ -53,6 +53,9 @@ python3 ./test.py -f 2-query/tan.py
 python3 ./test.py -f 2-query/arcsin.py
 python3 ./test.py -f 2-query/arccos.py
 python3 ./test.py -f 2-query/arctan.py
-# python3 ./test.py -f 2-query/query_cols_tags_and_or.py
+python3 ./test.py -f 2-query/query_cols_tags_and_or.py
+python3 ./test.py -f 2-query/nestedQuery.py
 
 python3 ./test.py -f 7-tmq/basic5.py
+python3 ./test.py -f 7-tmq/subscribeDb.py
+
diff --git a/tests/test/c/tmqSim.c b/tests/test/c/tmqSim.c
index 1228d6174c..b3dba695a7 100644
--- a/tests/test/c/tmqSim.c
+++ b/tests/test/c/tmqSim.c
@@ -37,9 +37,10 @@ typedef struct {
   TdThread thread;
   int32_t  consumerId;
 
-  int32_t  autoCommitIntervalMs;  // 1000 ms  
-  char     autoCommit[8];         // true, false
-  char     autoOffsetRest[16];    // none, earliest, latest
+  int32_t  ifManualCommit;
+  //int32_t  autoCommitIntervalMs;  // 1000 ms  
+  //char     autoCommit[8];         // true, false
+  //char     autoOffsetRest[16];    // none, earliest, latest
 
   int32_t ifCheckData;
   int64_t expectMsgCnt;
@@ -136,9 +137,9 @@ void saveConfigToLogFile() {
 
   for (int32_t i = 0; i < g_stConfInfo.numOfThread; i++) {
     taosFprintfFile(g_fp, "# consumer %d info:\n", g_stConfInfo.stThreads[i].consumerId);
-	taosFprintfFile(g_fp, "  auto commit:              %s\n", g_stConfInfo.stThreads[i].autoCommit);
-	taosFprintfFile(g_fp, "  auto commit interval ms:  %d\n", g_stConfInfo.stThreads[i].autoCommitIntervalMs);
-	taosFprintfFile(g_fp, "  auto offset rest:         %s\n", g_stConfInfo.stThreads[i].autoOffsetRest);
+	//taosFprintfFile(g_fp, "  auto commit:              %s\n", g_stConfInfo.stThreads[i].autoCommit);
+	//taosFprintfFile(g_fp, "  auto commit interval ms:  %d\n", g_stConfInfo.stThreads[i].autoCommitIntervalMs);
+	//taosFprintfFile(g_fp, "  auto offset rest:         %s\n", g_stConfInfo.stThreads[i].autoOffsetRest);
     taosFprintfFile(g_fp, "  Topics: ");
     for (int j = 0; j < g_stConfInfo.stThreads[i].numOfTopic; j++) {
       taosFprintfFile(g_fp, "%s, ", g_stConfInfo.stThreads[i].topics[j]);
@@ -232,13 +233,18 @@ static int32_t msg_process(TAOS_RES* msg, int64_t msgIndex, int32_t threadLable)
 
   while (1) {
     TAOS_ROW row = taos_fetch_row(msg);
-    if (row == NULL) break;
-    if (0 != g_stConfInfo.showRowFlag) {
-      TAOS_FIELD* fields = taos_fetch_fields(msg);
-      int32_t     numOfFields = taos_field_count(msg);
-      taos_print_row(buf, row, fields, numOfFields);
+
+	if (row == NULL) break;
+
+	TAOS_FIELD* fields = taos_fetch_fields(msg);
+    int32_t     numOfFields = taos_field_count(msg);
+	
+    taos_print_row(buf, row, fields, numOfFields);
+	
+    if (0 != g_stConfInfo.showRowFlag) {  
       taosFprintfFile(g_fp, "rows[%d]: %s\n", totalRows, buf);
     }
+	
     totalRows++;
   }
 
@@ -316,6 +322,8 @@ int32_t saveConsumeResult(SThreadInfo* pInfo) {
   sprintf(sqlStr, "insert into %s.consumeresult values (now, %d, %" PRId64 ", %" PRId64 ", %d)", g_stConfInfo.cdbName,
           pInfo->consumerId, pInfo->consumeMsgCnt, pInfo->consumeRowCnt, pInfo->checkresult);
 
+  taosFprintfFile(g_fp, "== save result sql: %s \n", sqlStr);
+  
   TAOS_RES* pRes = taos_query(pConn, sqlStr);
   if (taos_errno(pRes) != 0) {
     pError("error in save consumeinfo, reason:%s\n", taos_errstr(pRes));
@@ -384,8 +392,12 @@ void* consumeThreadFunc(void* param) {
 
   loop_consume(pInfo);
 
-  tmq_commit(pInfo->tmq, NULL, 0);
-
+  if (pInfo->ifManualCommit) {
+    taosFprintfFile(g_fp, "tmq_commit() manual commit when consume end.\n");
+  	pPrint("tmq_commit() manual commit when consume end.\n");
+    tmq_commit(pInfo->tmq, NULL, 0);
+  }
+  
   err = tmq_unsubscribe(pInfo->tmq);
   if (err) {
     pError("tmq_unsubscribe() fail, reason: %s\n", tmq_err2str(err));
@@ -470,9 +482,9 @@ int32_t getConsumeInfo() {
     int32_t* lengths = taos_fetch_lengths(pRes);
 
     // set default value
-    g_stConfInfo.stThreads[numOfThread].autoCommitIntervalMs = 5000;
-    memcpy(g_stConfInfo.stThreads[numOfThread].autoCommit, "true", strlen("true"));
-    memcpy(g_stConfInfo.stThreads[numOfThread].autoOffsetRest, "earlieast", strlen("earlieast"));  
+    //g_stConfInfo.stThreads[numOfThread].autoCommitIntervalMs = 5000;
+    //memcpy(g_stConfInfo.stThreads[numOfThread].autoCommit, "true", strlen("true"));
+    //memcpy(g_stConfInfo.stThreads[numOfThread].autoOffsetRest, "earlieast", strlen("earlieast"));  
 
     for (int i = 0; i < num_fields; ++i) {
       if (row[i] == NULL || 0 == i) {
@@ -489,12 +501,8 @@ int32_t getConsumeInfo() {
         g_stConfInfo.stThreads[numOfThread].expectMsgCnt = *((int64_t*)row[i]);
       } else if ((5 == i) && (fields[i].type == TSDB_DATA_TYPE_INT)) {
         g_stConfInfo.stThreads[numOfThread].ifCheckData = *((int32_t*)row[i]);
-      } else if ((6 == i) && (fields[i].type == TSDB_DATA_TYPE_BINARY)) {		
-        memcpy(g_stConfInfo.stThreads[numOfThread].autoCommit, row[i], lengths[i]);
-      } else if ((7 == i) && (fields[i].type == TSDB_DATA_TYPE_INT)) {
-        g_stConfInfo.stThreads[numOfThread].autoCommitIntervalMs = *((int32_t*)row[i]);
-      } else if ((8 == i) && (fields[i].type == TSDB_DATA_TYPE_BINARY)) {
-        memcpy(g_stConfInfo.stThreads[numOfThread].autoOffsetRest, row[i], lengths[i]);
+      } else if ((6 == i) && (fields[i].type == TSDB_DATA_TYPE_INT)) {
+        g_stConfInfo.stThreads[numOfThread].ifManualCommit = *((int32_t*)row[i]);
       }
     }
     numOfThread++;