other: merge 3.0 branch to resolve conflict.

cmake/cmake.define

@@ -3,12 +3,6 @@ cmake_minimum_required(VERSION 3.16)
 if (NOT DEFINED TD_GRANT)
   SET(TD_GRANT FALSE)
 endif()
-if (NOT DEFINED TD_USB_DONGLE)
-  SET(TD_USB_DONGLE FALSE)
-endif()
-IF (TD_GRANT)
-  ADD_DEFINITIONS(-D_GRANT)
-ENDIF ()
 
 IF ("${BUILD_TOOLS}" STREQUAL "")
   IF (TD_LINUX)

include/common/ttokendef.h

@@ -171,60 +171,69 @@
 #define TK_BUFSIZE                        153
 #define TK_STREAM                         154
 #define TK_INTO                           155
-#define TK_KILL                           156
+#define TK_TRIGGER                        156
-#define TK_CONNECTION                     157
+#define TK_AT_ONCE                        157
-#define TK_MERGE                          158
+#define TK_WINDOW_CLOSE                   158
-#define TK_VGROUP                         159
+#define TK_WATERMARK                      159
-#define TK_REDISTRIBUTE                   160
+#define TK_KILL                           160
-#define TK_SPLIT                          161
+#define TK_CONNECTION                     161
-#define TK_SYNCDB                         162
+#define TK_MERGE                          162
-#define TK_NULL                           163
+#define TK_VGROUP                         163
-#define TK_FIRST                          164
+#define TK_REDISTRIBUTE                   164
-#define TK_LAST                           165
+#define TK_SPLIT                          165
-#define TK_NOW                            166
+#define TK_SYNCDB                         166
-#define TK_TODAY                          167
+#define TK_NULL                           167
-#define TK_CAST                           168
+#define TK_NK_QUESTION                    168
-#define TK_ROWTS                          169
+#define TK_NK_ARROW                       169
-#define TK_TBNAME                         170
+#define TK_ROWTS                          170
-#define TK_QSTARTTS                       171
+#define TK_TBNAME                         171
-#define TK_QENDTS                         172
+#define TK_QSTARTTS                       172
-#define TK_WSTARTTS                       173
+#define TK_QENDTS                         173
-#define TK_WENDTS                         174
+#define TK_WSTARTTS                       174
-#define TK_WDURATION                      175
+#define TK_WENDTS                         175
-#define TK_BETWEEN                        176
+#define TK_WDURATION                      176
-#define TK_IS                             177
+#define TK_CAST                           177
-#define TK_NK_LT                          178
+#define TK_NOW                            178
-#define TK_NK_GT                          179
+#define TK_TODAY                          179
-#define TK_NK_LE                          180
+#define TK_COUNT                          180
-#define TK_NK_GE                          181
+#define TK_FIRST                          181
-#define TK_NK_NE                          182
+#define TK_LAST                           182
-#define TK_MATCH                          183
+#define TK_LAST_ROW                       183
-#define TK_NMATCH                         184
+#define TK_BETWEEN                        184
-#define TK_JOIN                           185
+#define TK_IS                             185
-#define TK_INNER                          186
+#define TK_NK_LT                          186
-#define TK_SELECT                         187
+#define TK_NK_GT                          187
-#define TK_DISTINCT                       188
+#define TK_NK_LE                          188
-#define TK_WHERE                          189
+#define TK_NK_GE                          189
-#define TK_PARTITION                      190
+#define TK_NK_NE                          190
-#define TK_BY                             191
+#define TK_MATCH                          191
-#define TK_SESSION                        192
+#define TK_NMATCH                         192
-#define TK_STATE_WINDOW                   193
+#define TK_CONTAINS                       193
-#define TK_SLIDING                        194
+#define TK_JOIN                           194
-#define TK_FILL                           195
+#define TK_INNER                          195
-#define TK_VALUE                          196
+#define TK_SELECT                         196
-#define TK_NONE                           197
+#define TK_DISTINCT                       197
-#define TK_PREV                           198
+#define TK_WHERE                          198
-#define TK_LINEAR                         199
+#define TK_PARTITION                      199
-#define TK_NEXT                           200
+#define TK_BY                             200
-#define TK_GROUP                          201
+#define TK_SESSION                        201
-#define TK_HAVING                         202
+#define TK_STATE_WINDOW                   202
-#define TK_ORDER                          203
+#define TK_SLIDING                        203
-#define TK_SLIMIT                         204
+#define TK_FILL                           204
-#define TK_SOFFSET                        205
+#define TK_VALUE                          205
-#define TK_LIMIT                          206
+#define TK_NONE                           206
-#define TK_OFFSET                         207
+#define TK_PREV                           207
-#define TK_ASC                            208
+#define TK_LINEAR                         208
-#define TK_NULLS                          209
+#define TK_NEXT                           209
+#define TK_GROUP                          210
+#define TK_HAVING                         211
+#define TK_ORDER                          212
+#define TK_SLIMIT                         213
+#define TK_SOFFSET                        214
+#define TK_LIMIT                          215
+#define TK_OFFSET                         216
+#define TK_ASC                            217
+#define TK_NULLS                          218
 
 #define TK_NK_SPACE                       300
 #define TK_NK_COMMENT                     301
@@ -233,7 +242,6 @@
 #define TK_NK_OCT                         304   // oct number
 #define TK_NK_BIN                         305   // bin format data 0b111
 #define TK_NK_FILE                        306
-#define TK_NK_QUESTION                    307   // denoting the placeholder of "?",when invoking statement bind query
 
 #define TK_NK_BITNOT                      501
 #define TK_INSERT                         502

include/libs/function/functionMgt.h

@@ -137,6 +137,7 @@ bool fmIsWindowPseudoColumnFunc(int32_t funcId);
 bool fmIsWindowClauseFunc(int32_t funcId);
 bool fmIsSpecialDataRequiredFunc(int32_t funcId);
 bool fmIsDynamicScanOptimizedFunc(int32_t funcId);
+bool fmIsMultiResFunc(int32_t funcId);
 
 typedef enum EFuncDataRequired {
   FUNC_DATA_REQUIRED_DATA_LOAD = 1,

include/libs/nodes/cmdnodes.h

@@ -272,6 +272,33 @@ typedef struct SKillStmt {
   int32_t targetId;
 } SKillStmt;
 
+typedef enum EStreamTriggerType {
+  STREAM_TRIGGER_AT_ONCE = 1,
+  STREAM_TRIGGER_WINDOW_CLOSE
+} EStreamTriggerType;
+
+typedef struct SStreamOptions {
+  ENodeType type;
+  EStreamTriggerType triggerType;
+  SNode* pWatermark;
+} SStreamOptions;
+
+typedef struct SCreateStreamStmt {
+  ENodeType type;
+  char streamName[TSDB_TABLE_NAME_LEN];
+  char targetDbName[TSDB_DB_NAME_LEN];
+  char targetTabName[TSDB_TABLE_NAME_LEN];
+  bool ignoreExists;
+  SStreamOptions* pOptions;
+  SNode* pQuery;
+} SCreateStreamStmt;
+
+typedef struct SDropStreamStmt {
+  ENodeType type;
+  char streamName[TSDB_TABLE_NAME_LEN];
+  bool ignoreNotExists;
+} SDropStreamStmt;
+
 #ifdef __cplusplus
 }
 #endif

include/libs/nodes/nodes.h

@@ -80,6 +80,7 @@ typedef enum ENodeType {
   QUERY_NODE_TABLE_OPTIONS,
   QUERY_NODE_INDEX_OPTIONS,
   QUERY_NODE_EXPLAIN_OPTIONS,
+  QUERY_NODE_STREAM_OPTIONS,
 
   // Statement nodes are used in parser and planner module.
   QUERY_NODE_SET_OPERATOR,
@@ -151,6 +152,12 @@ typedef enum ENodeType {
   QUERY_NODE_SHOW_CONNECTIONS_STMT,
   QUERY_NODE_SHOW_QUERIES_STMT,
   QUERY_NODE_SHOW_VNODES_STMT,
+  QUERY_NODE_SHOW_APPS_STMT,
+  QUERY_NODE_SHOW_SCORES_STMT,
+  QUERY_NODE_SHOW_VARIABLE_STMT,
+  QUERY_NODE_SHOW_CREATE_DATABASE_STMT,
+  QUERY_NODE_SHOW_CREATE_TABLE_STMT,
+  QUERY_NODE_SHOW_CREATE_STABLE_STMT,
   QUERY_NODE_KILL_CONNECTION_STMT,
   QUERY_NODE_KILL_QUERY_STMT,
 

source/client/test/clientTests.cpp

@@ -662,7 +662,7 @@ TEST(testCase, agg_query_tables) {
   TAOS_RES* pRes = taos_query(pConn, "use abc1");
   taos_free_result(pRes);
 
-  pRes = taos_query(pConn, "select * from test_block_raw.all_type");
+  pRes = taos_query(pConn, "select count(*) from tu");
   if (taos_errno(pRes) != 0) {
     printf("failed to select from table, reason:%s\n", taos_errstr(pRes));
     taos_free_result(pRes);
@@ -674,9 +674,6 @@ TEST(testCase, agg_query_tables) {
   int32_t     numOfFields = taos_num_fields(pRes);
 
   int32_t n = 0;
-  void* data = NULL;
-  int32_t code = taos_fetch_raw_block(pRes, &n, &data);
-
   char str[512] = {0};
   while ((pRow = taos_fetch_row(pRes)) != NULL) {
     int32_t* length = taos_fetch_lengths(pRes);

source/common/src/ttypes.c

@@ -377,7 +377,7 @@ tDataTypeDescriptor tDataTypes[15] = {
      getStatics_i64},
     {TSDB_DATA_TYPE_FLOAT, 5, FLOAT_BYTES, "FLOAT", 0, 0, tsCompressFloat, tsDecompressFloat, getStatics_f},
     {TSDB_DATA_TYPE_DOUBLE, 6, DOUBLE_BYTES, "DOUBLE", 0, 0, tsCompressDouble, tsDecompressDouble, getStatics_d},
-    {TSDB_DATA_TYPE_BINARY, 6, 0, "BINARY", 0, 0, tsCompressString, tsDecompressString, getStatics_bin},
+    {TSDB_DATA_TYPE_VARCHAR, 6, 0, "VARCHAR", 0, 0, tsCompressString, tsDecompressString, getStatics_bin},
     {TSDB_DATA_TYPE_TIMESTAMP, 9, LONG_BYTES, "TIMESTAMP", INT64_MIN, INT64_MAX, tsCompressTimestamp,
      tsDecompressTimestamp, getStatics_i64},
     {TSDB_DATA_TYPE_NCHAR, 5, 8, "NCHAR", 0, 0, tsCompressString, tsDecompressString, getStatics_nchr},
@@ -402,7 +402,7 @@ char tTokenTypeSwitcher[13] = {
     TSDB_DATA_TYPE_DOUBLE,  // TK_DOUBLE
     TSDB_DATA_TYPE_BINARY,  // TK_STRING
     TSDB_DATA_TYPE_BIGINT,  // TK_TIMESTAMP
-    TSDB_DATA_TYPE_BINARY,  // TK_BINARY
+    TSDB_DATA_TYPE_VARCHAR,  // TK_BINARY
     TSDB_DATA_TYPE_NCHAR,   // TK_NCHAR
 };
 

source/dnode/mgmt/implement/CMakeLists.txt

@@ -7,11 +7,3 @@ target_include_directories(
     dnode
     PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/inc"
 )
-
-IF (TD_GRANT)
-  TARGET_LINK_LIBRARIES(dnode grant)
-ENDIF ()
-IF (TD_USB_DONGLE)
-  TARGET_LINK_LIBRARIES(dnode usb_dongle)
-else()
-ENDIF ()

source/dnode/mgmt/mgmt_vnode/src/vmHandle.c

@@ -91,9 +91,9 @@ static void vmGenerateVnodeCfg(SCreateVnodeReq *pCreate, SVnodeCfg *pCfg) {
   pCfg->keep = pCreate->daysToKeep0;
   pCfg->streamMode = pCreate->streamMode;
   pCfg->isWeak = true;
-  pCfg->tsdbCfg.keep = pCreate->daysToKeep0;
-  pCfg->tsdbCfg.keep1 = pCreate->daysToKeep2;
   pCfg->tsdbCfg.keep2 = pCreate->daysToKeep0;
+  pCfg->tsdbCfg.keep0 = pCreate->daysToKeep2;
+  pCfg->tsdbCfg.keep1 = pCreate->daysToKeep0;
   pCfg->tsdbCfg.lruCacheSize = pCreate->cacheBlockSize;
   pCfg->tsdbCfg.retentions = pCreate->pRetensions;
   pCfg->metaCfg.lruSize = pCreate->cacheBlockSize;
@@ -121,6 +121,8 @@ static void vmGenerateWrapperCfg(SVnodesMgmt *pMgmt, SCreateVnodeReq *pCreate, S
 int32_t vmProcessCreateVnodeReq(SVnodesMgmt *pMgmt, SNodeMsg *pMsg) {
   SRpcMsg        *pReq = &pMsg->rpcMsg;
   SCreateVnodeReq createReq = {0};
+  char            path[TSDB_FILENAME_LEN];
+
   if (tDeserializeSCreateVnodeReq(pReq->pCont, pReq->contLen, &createReq) != 0) {
     terrno = TSDB_CODE_INVALID_MSG;
     return -1;
@@ -143,6 +145,14 @@ int32_t vmProcessCreateVnodeReq(SVnodesMgmt *pMgmt, SNodeMsg *pMsg) {
     return -1;
   }
 
+  // create vnode
+  snprintf(path, TSDB_FILENAME_LEN, "vnode%svnode%d", TD_DIRSEP, vnodeCfg.vgId);
+  if (vnodeCreate(path, &vnodeCfg, pMgmt->pTfs) < 0) {
+    tFreeSCreateVnodeReq(&createReq);
+    dError("vgId:%d, failed to create vnode since %s", createReq.vgId, terrstr());
+    return -1;
+  }
+
   SMsgCb msgCb = pMgmt->pDnode->data.msgCb;
   msgCb.pWrapper = pMgmt->pWrapper;
   msgCb.queueFps[QUERY_QUEUE] = vmPutMsgToQueryQueue;

source/dnode/mnode/impl/CMakeLists.txt

@@ -12,8 +12,8 @@ target_link_libraries(
 IF (TD_GRANT)
   TARGET_LINK_LIBRARIES(mnode grant)
 ENDIF ()
-IF (TD_USB_DONGLE)
+IF (TD_GRANT)
-  TARGET_LINK_LIBRARIES(mnode usb_dongle)
+  ADD_DEFINITIONS(-D_GRANT)
 ENDIF ()
 
 if(${BUILD_TEST})

source/dnode/mnode/impl/inc/mndDb.h

@@ -27,7 +27,7 @@ void    mndCleanupDb(SMnode *pMnode);
 SDbObj *mndAcquireDb(SMnode *pMnode, const char *db);
 void    mndReleaseDb(SMnode *pMnode, SDbObj *pDb);
 int32_t mndValidateDbInfo(SMnode *pMnode, SDbVgVersion *pDbs, int32_t numOfDbs, void **ppRsp, int32_t *pRspLen);
-char   *mnGetDbStr(char *src);
+char   *mndGetDbStr(char *src);
 int32_t mndExtractDbInfo(SMnode *pMnode, SDbObj *pDb, SUseDbRsp *pRsp, const SUseDbReq *pReq);
 
 #ifdef __cplusplus

source/dnode/mnode/impl/src/mndDb.c

@@ -1342,7 +1342,7 @@ SYNC_DB_OVER:
   return code;
 }
 
-char *mnGetDbStr(char *src) {
+char *mndGetDbStr(char *src) {
   char *pos = strstr(src, TS_PATH_DELIMITER);
   if (pos != NULL) ++pos;
 
@@ -1357,7 +1357,7 @@ static void dumpDbInfoData(SSDataBlock* pBlock, SDbObj *pDb, SShowObj *pShow, in
   int32_t cols = 0;
 
   char* buf = taosMemoryMalloc(pShow->bytes[cols]);
-  char *name = mnGetDbStr(pDb->name);
+  char *name = mndGetDbStr(pDb->name);
   if (name != NULL) {
     STR_WITH_MAXSIZE_TO_VARSTR(buf, name, pShow->bytes[cols]);
   } else {

source/dnode/mnode/impl/src/mndInfoSchema.c

@@ -82,7 +82,7 @@ static const SInfosTableSchema userDBSchema[] = {
     {.name = "blocks", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "minrows", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "maxrows", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
-    {.name = "wallevel", .bytes = 1, .type = TSDB_DATA_TYPE_TINYINT},
+    {.name = "wal", .bytes = 1, .type = TSDB_DATA_TYPE_TINYINT},
     {.name = "fsync", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "comp", .bytes = 1, .type = TSDB_DATA_TYPE_TINYINT},
     {.name = "cachelast", .bytes = 1, .type = TSDB_DATA_TYPE_TINYINT},
@@ -95,11 +95,13 @@ static const SInfosTableSchema userDBSchema[] = {
 };
 
 static const SInfosTableSchema userFuncSchema[] = {
-    {.name = "name", .bytes = 32, .type = TSDB_DATA_TYPE_VARCHAR},
+    {.name = "name", .bytes = TSDB_FUNC_NAME_LEN - 1 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR},
+    {.name = "comment", .bytes = PATH_MAX - 1 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR},
+    {.name = "aggregate", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
+    {.name = "comment", .bytes = TSDB_TYPE_STR_MAX_LEN - 1 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR},
     {.name = "create_time", .bytes = 8, .type = TSDB_DATA_TYPE_TIMESTAMP},
-    {.name = "ntables", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
+    {.name = "code_len", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
-    {.name = "precision", .bytes = 2, .type = TSDB_DATA_TYPE_VARCHAR},
+    {.name = "bufsize", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
-    {.name = "status", .bytes = 10, .type = TSDB_DATA_TYPE_VARCHAR},
 };
 
 static const SInfosTableSchema userIdxSchema[] = {

source/dnode/mnode/impl/src/mndShow.c

@@ -131,6 +131,13 @@ static int32_t mndProcessRetrieveSysTableReq(SNodeMsg *pReq) {
     req.type = retrieveReq.type;
     strncpy(req.db, retrieveReq.db, tListLen(req.db));
 
+    STableMetaRsp *pMeta = (STableMetaRsp *)taosHashGet(pMnode->infosMeta, retrieveReq.tb, strlen(retrieveReq.tb) + 1);
+    if (pMeta == NULL) {
+      terrno = TSDB_CODE_MND_INVALID_INFOS_TBL;
+      mError("failed to process show-retrieve req:%p since %s", pShow, terrstr());
+      return -1;
+    }
+
     pShow = mndCreateShowObj(pMnode, &req);
     if (pShow == NULL) {
       terrno = TSDB_CODE_OUT_OF_MEMORY;
@@ -138,7 +145,7 @@ static int32_t mndProcessRetrieveSysTableReq(SNodeMsg *pReq) {
       return -1;
     }
 
-    pShow->pMeta = (STableMetaRsp *)taosHashGet(pMnode->infosMeta, retrieveReq.tb, strlen(retrieveReq.tb) + 1);
+    pShow->pMeta = pMeta;
     pShow->numOfColumns = pShow->pMeta->numOfColumns;
     int32_t offset = 0;
 

source/dnode/mnode/impl/src/mndTrans.c

@@ -58,7 +58,7 @@ static void    mndTransSendRpcRsp(SMnode *pMnode, STrans *pTrans);
 static int32_t mndProcessTransReq(SNodeMsg *pReq);
 static int32_t mndProcessKillTransReq(SNodeMsg *pReq);
 
-static int32_t mndRetrieveTrans(SNodeMsg *pReq, SShowObj *pShow, char *data, int32_t rows);
+static int32_t mndRetrieveTrans(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock *pBlock, int32_t rows);
 static void    mndCancelGetNextTrans(SMnode *pMnode, void *pIter);
 
 int32_t mndInitTrans(SMnode *pMnode) {
@@ -73,7 +73,7 @@ int32_t mndInitTrans(SMnode *pMnode) {
   mndSetMsgHandle(pMnode, TDMT_MND_TRANS_TIMER, mndProcessTransReq);
   mndSetMsgHandle(pMnode, TDMT_MND_KILL_TRANS, mndProcessKillTransReq);
 
-//  mndAddShowRetrieveHandle(pMnode, TSDB_MGMT_TABLE_TRANS, mndRetrieveTrans);
+  mndAddShowRetrieveHandle(pMnode, TSDB_MGMT_TABLE_TRANS, mndRetrieveTrans);
   mndAddShowFreeIterHandle(pMnode, TSDB_MGMT_TABLE_TRANS, mndCancelGetNextTrans);
   return sdbSetTable(pMnode->pSdb, table);
 }
@@ -1259,7 +1259,7 @@ void mndTransPullup(SMnode *pMnode) {
   sdbWriteFile(pMnode->pSdb);
 }
 
-static int32_t mndRetrieveTrans(SNodeMsg *pReq, SShowObj *pShow, char *data, int32_t rows) {
+static int32_t mndRetrieveTrans(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock *pBlock, int32_t rows) {
   SMnode *pMnode = pReq->pNode;
   SSdb   *pSdb = pMnode->pSdb;
   int32_t numOfRows = 0;
@@ -1273,34 +1273,34 @@ static int32_t mndRetrieveTrans(SNodeMsg *pReq, SShowObj *pShow, char *data, int
 
     cols = 0;
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    SColumnInfoData *pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    *(int32_t *)pWrite = pTrans->id;
+    colDataAppend(pColInfo, numOfRows, (const char *)&pTrans->id, false);
-    cols++;
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    *(int64_t *)pWrite = pTrans->createdTime;
+    colDataAppend(pColInfo, numOfRows, (const char *)&pTrans->createdTime, false);
-    cols++;
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    char stage[TSDB_TRANS_STAGE_LEN + VARSTR_HEADER_SIZE] = {0};
-    STR_TO_VARSTR(pWrite, mndTransStr(pTrans->stage));
+    STR_WITH_MAXSIZE_TO_VARSTR(stage, mndTransStr(pTrans->stage), pShow->bytes[cols]);
-    cols++;
+    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+    colDataAppend(pColInfo, numOfRows, (const char *)stage, false);
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    char dbname[TSDB_DB_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
-    char *name = mnGetDbStr(pTrans->dbname);
+    STR_WITH_MAXSIZE_TO_VARSTR(dbname, mndGetDbStr(pTrans->dbname), pShow->bytes[cols]);
-    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, name, pShow->bytes[cols]);
+    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    cols++;
+    colDataAppend(pColInfo, numOfRows, (const char *)dbname, false);
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    char transType[TSDB_TRANS_TYPE_LEN + VARSTR_HEADER_SIZE] = {0};
-    STR_TO_VARSTR(pWrite, mndTransType(pTrans->transType));
+    STR_WITH_MAXSIZE_TO_VARSTR(dbname, mndTransType(pTrans->transType), pShow->bytes[cols]);
-    cols++;
+    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+    colDataAppend(pColInfo, numOfRows, (const char *)transType, false);
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    *(int64_t *)pWrite = pTrans->lastExecTime;
+    colDataAppend(pColInfo, numOfRows, (const char *)&pTrans->lastExecTime, false);
-    cols++;
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    char lastError[TSDB_TRANS_ERROR_LEN + VARSTR_HEADER_SIZE] = {0};
-    STR_TO_VARSTR(pWrite, pTrans->lastError);
+    STR_WITH_MAXSIZE_TO_VARSTR(dbname, pTrans->lastError, pShow->bytes[cols]);
-    cols++;
+    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+    colDataAppend(pColInfo, numOfRows, (const char *)lastError, false);
 
     numOfRows++;
     sdbRelease(pSdb, pTrans);

source/dnode/mnode/impl/test/CMakeLists.txt

@@ -1,17 +1,17 @@
 enable_testing()
 
-#add_subdirectory(user)
 add_subdirectory(acct)
-#add_subdirectory(trans)
-#add_subdirectory(qnode)
-#add_subdirectory(snode)
 add_subdirectory(bnode)
-#add_subdirectory(show)
+add_subdirectory(db)
-#add_subdirectory(profile)
+add_subdirectory(dnode)
-#add_subdirectory(dnode)
+add_subdirectory(func)
-#add_subdirectory(mnode)
+add_subdirectory(mnode)
-#add_subdirectory(db)
+add_subdirectory(profile)
-#add_subdirectory(stb)
+add_subdirectory(qnode)
-#add_subdirectory(sma)
+add_subdirectory(show)
-#add_subdirectory(func)
+add_subdirectory(sma)
-#add_subdirectory(topic)
+add_subdirectory(snode)
+add_subdirectory(stb)
+add_subdirectory(topic)
+add_subdirectory(trans)
+add_subdirectory(user)

source/dnode/mnode/impl/test/db/CMakeLists.txt

@@ -5,7 +5,7 @@ target_link_libraries(
     PUBLIC sut
 )
 
-#add_test(
+add_test(
-#    NAME mnode_test_db
+    NAME dbTest
-#    COMMAND mnode_test_db
+    COMMAND dbTest
-#)
+)

source/dnode/mnode/impl/test/db/db.cpp

@@ -26,29 +26,8 @@ class MndTestDb : public ::testing::Test {
 Testbase MndTestDb::test;
 
 TEST_F(MndTestDb, 01_ShowDb) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DB, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DB, "user_databases", "");
-  CHECK_META("show databases", 17);
+  EXPECT_EQ(test.GetShowRows(), 2);
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_BINARY, TSDB_DB_NAME_LEN - 1 + VARSTR_HEADER_SIZE, "name");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_SMALLINT, 2, "vgroups");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_INT, 4, "ntables");
-  CHECK_SCHEMA(4, TSDB_DATA_TYPE_SMALLINT, 2, "replica");
-  CHECK_SCHEMA(5, TSDB_DATA_TYPE_SMALLINT, 2, "quorum");
-  CHECK_SCHEMA(6, TSDB_DATA_TYPE_SMALLINT, 2, "days");
-  CHECK_SCHEMA(7, TSDB_DATA_TYPE_BINARY, 24 + VARSTR_HEADER_SIZE, "keep0,keep1,keep2");
-  CHECK_SCHEMA(8, TSDB_DATA_TYPE_INT, 4, "cache");
-  CHECK_SCHEMA(9, TSDB_DATA_TYPE_INT, 4, "blocks");
-  CHECK_SCHEMA(10, TSDB_DATA_TYPE_INT, 4, "minrows");
-  CHECK_SCHEMA(11, TSDB_DATA_TYPE_INT, 4, "maxrows");
-  CHECK_SCHEMA(12, TSDB_DATA_TYPE_TINYINT, 1, "wallevel");
-  CHECK_SCHEMA(13, TSDB_DATA_TYPE_INT, 4, "fsync");
-  CHECK_SCHEMA(14, TSDB_DATA_TYPE_TINYINT, 1, "comp");
-  CHECK_SCHEMA(15, TSDB_DATA_TYPE_TINYINT, 1, "cachelast");
-  CHECK_SCHEMA(16, TSDB_DATA_TYPE_BINARY, 3 + VARSTR_HEADER_SIZE, "precision");
-//  CHECK_SCHEMA(17, TSDB_DATA_TYPE_TINYINT, 1, "update");
-
-  test.SendShowRetrieveReq();
-  EXPECT_EQ(test.GetShowRows(), 0);
 }
 
 TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
@@ -58,7 +37,7 @@ TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
     createReq.numOfVgroups = 2;
     createReq.cacheBlockSize = 16;
     createReq.totalBlocks = 10;
-    createReq.daysPerFile = 10;
+    createReq.daysPerFile = 1000;
     createReq.daysToKeep0 = 3650;
     createReq.daysToKeep1 = 3650;
     createReq.daysToKeep2 = 3650;
@@ -66,6 +45,7 @@ TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
     createReq.maxRows = 4096;
     createReq.commitTime = 3600;
     createReq.fsyncPeriod = 3000;
+    createReq.ttl = 0;
     createReq.walLevel = 1;
     createReq.precision = 0;
     createReq.compression = 2;
@@ -74,6 +54,9 @@ TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
     createReq.update = 0;
     createReq.cacheLastRow = 0;
     createReq.ignoreExist = 1;
+    createReq.streamMode = 0;
+    createReq.singleSTable = 0;
+    createReq.numOfRetensions = 0;
 
     int32_t contLen = tSerializeSCreateDbReq(NULL, 0, &createReq);
     void*   pReq = rpcMallocCont(contLen);
@@ -84,47 +67,11 @@ TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DB, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DB, "user_databases", "");
-  CHECK_META("show databases", 17);
+  EXPECT_EQ(test.GetShowRows(), 3);
 
-  test.SendShowRetrieveReq();
+  test.SendShowReq(TSDB_MGMT_TABLE_VGROUP, "vgroups", "1.d1");
-  EXPECT_EQ(test.GetShowRows(), 1);
-  CheckBinary("d1", TSDB_DB_NAME_LEN - 1);
-  CheckTimestamp();
-  CheckInt16(2);                      // vgroups
-  CheckInt32(0);                      // ntables
-  CheckInt16(1);                      // replica
-  CheckInt16(1);                      // quorum
-  CheckInt16(10);                     // days
-  CheckBinary("3650,3650,3650", 24);  // days
-  CheckInt32(16);                     // cache
-  CheckInt32(10);                     // blocks
-  CheckInt32(100);                    // minrows
-  CheckInt32(4096);                   // maxrows
-  CheckInt8(1);                       // wallevel
-  CheckInt32(3000);                   // fsync
-  CheckInt8(2);                       // comp
-  CheckInt8(0);                       // cachelast
-  CheckBinary("ms", 3);               // precision
-  CheckInt8(0);                       // update
-
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_VGROUP, "1.d1");
-  CHECK_META("show vgroups", 4);
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_INT, 4, "vgId");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_INT, 4, "tables");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_SMALLINT, 2, "v1_dnode");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_BINARY, 9 + VARSTR_HEADER_SIZE, "v1_status");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 2);
-  CheckInt32(2);
-  CheckInt32(3);
-  IgnoreInt32();
-  IgnoreInt32();
-  CheckInt16(1);
-  CheckInt16(1);
-  CheckBinary("master", 9);
-  CheckBinary("master", 9);
 
   {
     SAlterDbReq alterdbReq = {0};
@@ -147,55 +94,14 @@ TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DB, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DB, "user_databases", "");
-  test.SendShowRetrieveReq();
+  EXPECT_EQ(test.GetShowRows(), 3);
-  EXPECT_EQ(test.GetShowRows(), 1);
-  CheckBinary("d1", TSDB_DB_NAME_LEN - 1);
-  CheckTimestamp();
-  CheckInt16(2);                   // vgroups
-  CheckInt32(0);                   // tables
-  CheckInt16(1);                   // replica
-  CheckInt16(2);                   // quorum
-  CheckInt16(10);                  // days
-  CheckBinary("300,400,500", 24);  // days
-  CheckInt32(16);                  // cache
-  CheckInt32(12);                  // blocks
-  CheckInt32(100);                 // minrows
-  CheckInt32(4096);                // maxrows
-  CheckInt8(2);                    // wallevel
-  CheckInt32(4000);                // fsync
-  CheckInt8(2);                    // comp
-  CheckInt8(1);                    // cachelast
-  CheckBinary("ms", 3);            // precision
-  CheckInt8(0);                    // update
 
   // restart
   test.Restart();
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DB, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DB, "user_databases", "");
-  CHECK_META("show databases", 17);
+  EXPECT_EQ(test.GetShowRows(), 3);
-
-  test.SendShowRetrieveReq();
-  EXPECT_EQ(test.GetShowRows(), 1);
-
-  CheckBinary("d1", TSDB_DB_NAME_LEN - 1);
-  CheckTimestamp();
-  CheckInt16(2);                   // vgroups
-  CheckInt32(0);                   // tables
-  CheckInt16(1);                   // replica
-  CheckInt16(2);                   // quorum
-  CheckInt16(10);                  // days
-  CheckBinary("300,400,500", 24);  // days
-  CheckInt32(16);                  // cache
-  CheckInt32(12);                  // blocks
-  CheckInt32(100);                 // minrows
-  CheckInt32(4096);                // maxrows
-  CheckInt8(2);                    // wallevel
-  CheckInt32(4000);                // fsync
-  CheckInt8(2);                    // comp
-  CheckInt8(1);                    // cachelast
-  CheckBinary("ms", 3);            // precision
-  CheckInt8(0);                    // update
 
   {
     SDropDbReq dropdbReq = {0};
@@ -214,11 +120,8 @@ TEST_F(MndTestDb, 02_Create_Alter_Drop_Db) {
     EXPECT_STREQ(dropdbRsp.db, "1.d1");
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DB, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DB, "user_databases", "");
-  CHECK_META("show databases", 17);
+  EXPECT_EQ(test.GetShowRows(), 2);
-
-  test.SendShowRetrieveReq();
-  EXPECT_EQ(test.GetShowRows(), 0);
 }
 
 TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
@@ -228,7 +131,7 @@ TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
     createReq.numOfVgroups = 2;
     createReq.cacheBlockSize = 16;
     createReq.totalBlocks = 10;
-    createReq.daysPerFile = 10;
+    createReq.daysPerFile = 1000;
     createReq.daysToKeep0 = 3650;
     createReq.daysToKeep1 = 3650;
     createReq.daysToKeep2 = 3650;
@@ -236,6 +139,7 @@ TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
     createReq.maxRows = 4096;
     createReq.commitTime = 3600;
     createReq.fsyncPeriod = 3000;
+    createReq.ttl = 0;
     createReq.walLevel = 1;
     createReq.precision = 0;
     createReq.compression = 2;
@@ -244,6 +148,9 @@ TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
     createReq.update = 0;
     createReq.cacheLastRow = 0;
     createReq.ignoreExist = 1;
+    createReq.streamMode = 0;
+    createReq.singleSTable = 0;
+    createReq.numOfRetensions = 0;
 
     int32_t contLen = tSerializeSCreateDbReq(NULL, 0, &createReq);
     void*   pReq = rpcMallocCont(contLen);
@@ -254,12 +161,8 @@ TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DB, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DB, "user_databases", "");
-  CHECK_META("show databases", 17);
+  EXPECT_EQ(test.GetShowRows(), 3);
-
-  test.SendShowRetrieveReq();
-  EXPECT_EQ(test.GetShowRows(), 1);
-  CheckBinary("d2", TSDB_DB_NAME_LEN - 1);
 
   uint64_t d2_uid = 0;
 

source/dnode/mnode/impl/test/dnode/CMakeLists.txt

@@ -5,7 +5,7 @@ target_link_libraries(
     PUBLIC sut
 )
 
-#add_test(
+add_test(
-#    NAME mnode_test_dnode
+    NAME mdnodeTest
-#    COMMAND mnode_test_dnode
+    COMMAND mdnodeTest
-#)
+)

source/dnode/mnode/impl/test/dnode/mdnode.cpp

@@ -51,27 +51,8 @@ TestServer MndTestDnode::server4;
 TestServer MndTestDnode::server5;
 
 TEST_F(MndTestDnode, 01_ShowDnode) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-  CHECK_META("show dnodes", 7);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_SMALLINT, 2, "id");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, TSDB_EP_LEN + VARSTR_HEADER_SIZE, "endpoint");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_SMALLINT, 2, "vnodes");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_SMALLINT, 2, "support_vnodes");
-  CHECK_SCHEMA(4, TSDB_DATA_TYPE_BINARY, 10 + VARSTR_HEADER_SIZE, "status");
-  CHECK_SCHEMA(5, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-  CHECK_SCHEMA(6, TSDB_DATA_TYPE_BINARY, 24 + VARSTR_HEADER_SIZE, "offline_reason");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
-
-  CheckInt16(1);
-  CheckBinary("localhost:9023", TSDB_EP_LEN);
-  CheckInt16(0);
-  CheckInt16(16);
-  CheckBinary("ready", 10);
-  CheckTimestamp();
-  CheckBinary("", 24);
 }
 
 TEST_F(MndTestDnode, 02_ConfigDnode) {
@@ -162,25 +143,8 @@ TEST_F(MndTestDnode, 03_Create_Dnode) {
 
   taosMsleep(1300);
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-  CHECK_META("show dnodes", 7);
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 2);
-
-  CheckInt16(1);
-  CheckInt16(2);
-  CheckBinary("localhost:9023", TSDB_EP_LEN);
-  CheckBinary("localhost:9024", TSDB_EP_LEN);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("", 24);
-  CheckBinary("", 24);
 }
 
 TEST_F(MndTestDnode, 04_Drop_Dnode) {
@@ -236,19 +200,9 @@ TEST_F(MndTestDnode, 04_Drop_Dnode) {
     ASSERT_EQ(pRsp->code, TSDB_CODE_MND_DNODE_NOT_EXIST);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-  CHECK_META("show dnodes", 7);
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
 
-  CheckInt16(1);
-  CheckBinary("localhost:9023", TSDB_EP_LEN);
-  CheckInt16(0);
-  CheckInt16(16);
-  CheckBinary("ready", 10);
-  CheckTimestamp();
-  CheckBinary("", 24);
-
   taosMsleep(2000);
   server2.Stop();
   server2.DoStart();
@@ -298,40 +252,9 @@ TEST_F(MndTestDnode, 05_Create_Drop_Restart_Dnode) {
   }
 
   taosMsleep(1300);
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-  CHECK_META("show dnodes", 7);
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 4);
 
-  CheckInt16(1);
-  CheckInt16(3);
-  CheckInt16(4);
-  CheckInt16(5);
-  CheckBinary("localhost:9023", TSDB_EP_LEN);
-  CheckBinary("localhost:9025", TSDB_EP_LEN);
-  CheckBinary("localhost:9026", TSDB_EP_LEN);
-  CheckBinary("localhost:9027", TSDB_EP_LEN);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("", 24);
-  CheckBinary("", 24);
-  CheckBinary("", 24);
-  CheckBinary("", 24);
-
   // restart
   uInfo("stop all server");
   test.Restart();
@@ -341,37 +264,6 @@ TEST_F(MndTestDnode, 05_Create_Drop_Restart_Dnode) {
   server5.Restart();
 
   taosMsleep(1300);
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-  CHECK_META("show dnodes", 7);
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 4);
-
-  CheckInt16(1);
-  CheckInt16(3);
-  CheckInt16(4);
-  CheckInt16(5);
-  CheckBinary("localhost:9023", TSDB_EP_LEN);
-  CheckBinary("localhost:9025", TSDB_EP_LEN);
-  CheckBinary("localhost:9026", TSDB_EP_LEN);
-  CheckBinary("localhost:9027", TSDB_EP_LEN);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(0);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckInt16(16);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckBinary("ready", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("", 24);
-  CheckBinary("", 24);
-  CheckBinary("", 24);
-  CheckBinary("", 24);
 }

source/dnode/mnode/impl/test/func/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. FUNC_SRC)
+aux_source_directory(. MNODE_FUNC_TEST_SRC)
-add_executable(mnode_test_func ${FUNC_SRC})
+add_executable(funcTest ${MNODE_FUNC_TEST_SRC})
 target_link_libraries(
-    mnode_test_func
+    funcTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_func
+    NAME funcTest
-    COMMAND mnode_test_func
+    COMMAND funcTest
 )

source/dnode/mnode/impl/test/func/func.cpp

@@ -26,18 +26,7 @@ class MndTestFunc : public ::testing::Test {
 Testbase MndTestFunc::test;
 
 TEST_F(MndTestFunc, 01_Show_Func) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_FUNC, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_FUNC, "user_functions", "");
-  CHECK_META("show functions", 7);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_BINARY, TSDB_FUNC_NAME_LEN + VARSTR_HEADER_SIZE, "name");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, PATH_MAX + VARSTR_HEADER_SIZE, "comment");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_INT, 4, "aggregate");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_BINARY, TSDB_TYPE_STR_MAX_LEN + VARSTR_HEADER_SIZE, "outputtype");
-  CHECK_SCHEMA(4, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-  CHECK_SCHEMA(5, TSDB_DATA_TYPE_INT, 4, "code_len");
-  CHECK_SCHEMA(6, TSDB_DATA_TYPE_INT, 4, "bufsize");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 0);
 }
 
@@ -194,19 +183,8 @@ TEST_F(MndTestFunc, 02_Create_Func) {
     }
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_FUNC, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_FUNC, "user_functions", "");
-  CHECK_META("show functions", 7);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
-
-  CheckBinary("f1", TSDB_FUNC_NAME_LEN);
-  CheckBinaryByte('m', TSDB_FUNC_COMMENT_LEN);
-  CheckInt32(0);
-  CheckBinary("SMALLINT", TSDB_TYPE_STR_MAX_LEN);
-  CheckTimestamp();
-  CheckInt32(TSDB_FUNC_CODE_LEN);
-  CheckInt32(4);
 }
 
 TEST_F(MndTestFunc, 03_Retrieve_Func) {
@@ -331,10 +309,7 @@ TEST_F(MndTestFunc, 03_Retrieve_Func) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_FUNC, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_FUNC, "user_functions", "");
-    CHECK_META("show functions", 7);
-
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 
@@ -529,20 +504,12 @@ TEST_F(MndTestFunc, 04_Drop_Func) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_FUNC, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_FUNC, "user_functions", "");
-  CHECK_META("show functions", 7);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
 
   // restart
   test.Restart();
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_FUNC, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_FUNC, "user_functions", "");
-  CHECK_META("show functions", 7);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
-
-  CheckBinary("f2", TSDB_FUNC_NAME_LEN);
 }

source/dnode/mnode/impl/test/mnode/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. MTEST_SRC)
+aux_source_directory(. MNODE_MNODE_TEST_SRC)
-add_executable(mnode_test_mnode ${MTEST_SRC})
+add_executable(mmnodeTest ${MNODE_MNODE_TEST_SRC})
 target_link_libraries(
-    mnode_test_mnode
+    mmnodeTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_mnode
+    NAME mmnodeTest
-    COMMAND mnode_test_mnode
+    COMMAND mmnodeTest
 )

source/dnode/mnode/impl/test/mnode/mnode.cpp

@@ -39,23 +39,8 @@ Testbase   MndTestMnode::test;
 TestServer MndTestMnode::server2;
 
 TEST_F(MndTestMnode, 01_ShowDnode) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_MNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_MNODE, "mnodes", "");
-  CHECK_META("show mnodes", 5);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_SMALLINT, 2, "id");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, TSDB_EP_LEN + VARSTR_HEADER_SIZE, "endpoint");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_BINARY, 12 + VARSTR_HEADER_SIZE, "role");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-  CHECK_SCHEMA(4, TSDB_DATA_TYPE_TIMESTAMP, 8, "role_time");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
-
-  CheckInt16(1);
-  CheckBinary("localhost:9028", TSDB_EP_LEN);
-  CheckBinary("master", 12);
-  CheckTimestamp();
-  IgnoreTimestamp();
 }
 
 TEST_F(MndTestMnode, 02_Create_Mnode_Invalid_Id) {
@@ -104,8 +89,7 @@ TEST_F(MndTestMnode, 04_Create_Mnode) {
     ASSERT_EQ(pRsp->code, 0);
 
     taosMsleep(1300);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 
@@ -122,20 +106,8 @@ TEST_F(MndTestMnode, 04_Create_Mnode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_MNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_MNODE, "mnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
-
-    CheckInt16(1);
-    CheckInt16(2);
-    CheckBinary("localhost:9028", TSDB_EP_LEN);
-    CheckBinary("localhost:9029", TSDB_EP_LEN);
-    CheckBinary("master", 12);
-    CheckBinary("slave", 12);
-    CheckTimestamp();
-    CheckTimestamp();
-    IgnoreTimestamp();
-    IgnoreTimestamp();
   }
 
   {
@@ -151,15 +123,8 @@ TEST_F(MndTestMnode, 04_Create_Mnode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_MNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_MNODE, "mnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-
-    CheckInt16(1);
-    CheckBinary("localhost:9028", TSDB_EP_LEN);
-    CheckBinary("master", 12);
-    CheckTimestamp();
-    IgnoreTimestamp();
   }
 
   {

source/dnode/mnode/impl/test/profile/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. PROFILE_SRC)
+aux_source_directory(. MNODE_PROFILE_TEST_SRC)
-add_executable(mnode_test_profile ${PROFILE_SRC})
+add_executable(profileTest ${MNODE_PROFILE_TEST_SRC})
 target_link_libraries(
-    mnode_test_profile
+    profileTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_profile
+    NAME profileTest
-    COMMAND mnode_test_profile
+    COMMAND profileTest
 )

source/dnode/mnode/impl/test/profile/profile.cpp

@@ -46,7 +46,7 @@ TEST_F(MndTestProfile, 01_ConnectMsg) {
 
   EXPECT_EQ(connectRsp.acctId, 1);
   EXPECT_GT(connectRsp.clusterId, 0);
-  EXPECT_EQ(connectRsp.connId, 1);
+  EXPECT_NE(connectRsp.connId, 0);
   EXPECT_EQ(connectRsp.superUser, 1);
 
   EXPECT_EQ(connectRsp.epSet.inUse, 0);
@@ -74,32 +74,16 @@ TEST_F(MndTestProfile, 02_ConnectMsg_InvalidDB) {
 }
 
 TEST_F(MndTestProfile, 03_ConnectMsg_Show) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_CONNS, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_CONNS, "connections", "");
-  CHECK_META("show connections", 7);
+  EXPECT_EQ(test.GetShowRows(), 0);
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_INT, 4, "connId");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, TSDB_USER_LEN + VARSTR_HEADER_SIZE, "user");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_BINARY, TSDB_APP_NAME_LEN + VARSTR_HEADER_SIZE, "program");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_INT, 4, "pid");
-  CHECK_SCHEMA(4, TSDB_DATA_TYPE_BINARY, TSDB_IPv4ADDR_LEN + 6 + VARSTR_HEADER_SIZE, "ip:port");
-  CHECK_SCHEMA(5, TSDB_DATA_TYPE_TIMESTAMP, 8, "login_time");
-  CHECK_SCHEMA(6, TSDB_DATA_TYPE_TIMESTAMP, 8, "last_access");
-
-  test.SendShowRetrieveReq();
-  EXPECT_EQ(test.GetShowRows(), 1);
-  CheckInt32(1);
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("mnode_test_profile", TSDB_APP_NAME_LEN);
-  CheckInt32(1234);
-  IgnoreBinary(TSDB_IPv4ADDR_LEN + 6);
-  CheckTimestamp();
-  CheckTimestamp();
 }
 
 TEST_F(MndTestProfile, 04_HeartBeatMsg) {
   SClientHbBatchReq batchReq = {0};
   batchReq.reqs = taosArrayInit(0, sizeof(SClientHbReq));
   SClientHbReq req = {0};
-  req.connKey = {.connId = 123, .hbType = CONN_TYPE__TMQ};
+  req.connKey.tscRid = 123;
+  req.connKey.connType = CONN_TYPE__TMQ;
   req.info = taosHashInit(64, hbKeyHashFunc, 1, HASH_ENTRY_LOCK);
   SKv kv = {0};
   kv.key = 123;
@@ -311,24 +295,6 @@ TEST_F(MndTestProfile, 08_KillQueryMsg_InvalidConn) {
 }
 
 TEST_F(MndTestProfile, 09_KillQueryMsg) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_QUERIES, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_QUERIES, "queries", "");
-  CHECK_META("show queries", 14);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_INT, 4, "queryId");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_INT, 4, "connId");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_BINARY, TSDB_USER_LEN + VARSTR_HEADER_SIZE, "user");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_BINARY, TSDB_IPv4ADDR_LEN + 6 + VARSTR_HEADER_SIZE, "ip:port");
-  CHECK_SCHEMA(4, TSDB_DATA_TYPE_BINARY, 22 + VARSTR_HEADER_SIZE, "qid");
-  CHECK_SCHEMA(5, TSDB_DATA_TYPE_TIMESTAMP, 8, "created_time");
-  CHECK_SCHEMA(6, TSDB_DATA_TYPE_BIGINT, 8, "time");
-  CHECK_SCHEMA(7, TSDB_DATA_TYPE_BINARY, 18 + VARSTR_HEADER_SIZE, "sql_obj_id");
-  CHECK_SCHEMA(8, TSDB_DATA_TYPE_INT, 4, "pid");
-  CHECK_SCHEMA(9, TSDB_DATA_TYPE_BINARY, TSDB_EP_LEN + VARSTR_HEADER_SIZE, "ep");
-  CHECK_SCHEMA(10, TSDB_DATA_TYPE_BOOL, 1, "stable_query");
-  CHECK_SCHEMA(11, TSDB_DATA_TYPE_INT, 4, "sub_queries");
-  CHECK_SCHEMA(12, TSDB_DATA_TYPE_BINARY, TSDB_SHOW_SUBQUERY_LEN + VARSTR_HEADER_SIZE, "sub_query_info");
-  CHECK_SCHEMA(13, TSDB_DATA_TYPE_BINARY, TSDB_SHOW_SQL_LEN + VARSTR_HEADER_SIZE, "sql");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 0);
 }

source/dnode/mnode/impl/test/qnode/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. QTEST_SRC)
+aux_source_directory(. MNODE_QNODE_TEST_SRC)
-add_executable(mnode_test_qnode ${QTEST_SRC})
+add_executable(mqnodeTest ${MNODE_QNODE_TEST_SRC})
 target_link_libraries(
-    mnode_test_qnode
+    mqnodeTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_qnode
+    NAME mqnodeTest
-    COMMAND mnode_test_qnode
+    COMMAND mqnodeTest
 )

source/dnode/mnode/impl/test/qnode/qnode.cpp

@@ -39,14 +39,7 @@ Testbase   MndTestQnode::test;
 TestServer MndTestQnode::server2;
 
 TEST_F(MndTestQnode, 01_Show_Qnode) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-  CHECK_META("show qnodes", 3);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_SMALLINT, 2, "id");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, TSDB_EP_LEN + VARSTR_HEADER_SIZE, "endpoint");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 0);
 }
 
@@ -76,14 +69,8 @@ TEST_F(MndTestQnode, 02_Create_Qnode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-    CHECK_META("show qnodes", 3);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-
-    CheckInt16(1);
-    CheckBinary("localhost:9014", TSDB_EP_LEN);
-    CheckTimestamp();
   }
 
   {
@@ -115,8 +102,7 @@ TEST_F(MndTestQnode, 03_Drop_Qnode) {
     ASSERT_EQ(pRsp->code, 0);
 
     taosMsleep(1300);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 
@@ -132,16 +118,8 @@ TEST_F(MndTestQnode, 03_Drop_Qnode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
-
-    CheckInt16(1);
-    CheckInt16(2);
-    CheckBinary("localhost:9014", TSDB_EP_LEN);
-    CheckBinary("localhost:9015", TSDB_EP_LEN);
-    CheckTimestamp();
-    CheckTimestamp();
   }
 
   {
@@ -156,13 +134,8 @@ TEST_F(MndTestQnode, 03_Drop_Qnode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-
-    CheckInt16(1);
-    CheckBinary("localhost:9014", TSDB_EP_LEN);
-    CheckTimestamp();
   }
 
   {

source/dnode/mnode/impl/test/show/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. SHOW_SRC)
+aux_source_directory(. MNODE_SHOW_TEST_SRC)
-add_executable(mnode_test_show ${SHOW_SRC})
+add_executable(showTest ${MNODE_SHOW_TEST_SRC})
 target_link_libraries(
-    mnode_test_show
+    showTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_show
+    NAME showTest
-    COMMAND mnode_test_show
+    COMMAND showTest
 )

source/dnode/mnode/impl/test/show/show.cpp

@@ -34,9 +34,9 @@ TEST_F(MndTestShow, 01_ShowMsg_InvalidMsgMax) {
   tSerializeSShowReq(pReq, contLen, &showReq);
   tFreeSShowReq(&showReq);
 
-  SRpcMsg* pRsp = test.SendReq(TDMT_MND_SHOW, pReq, contLen);
+  SRpcMsg* pRsp = test.SendReq(TDMT_MND_SYSTABLE_RETRIEVE, pReq, contLen);
   ASSERT_NE(pRsp, nullptr);
-  ASSERT_EQ(pRsp->code, TSDB_CODE_MND_INVALID_MSG_TYPE);
+  ASSERT_EQ(pRsp->code, TSDB_CODE_INVALID_MSG);
 }
 
 TEST_F(MndTestShow, 02_ShowMsg_InvalidMsgStart) {
@@ -48,9 +48,9 @@ TEST_F(MndTestShow, 02_ShowMsg_InvalidMsgStart) {
   tSerializeSShowReq(pReq, contLen, &showReq);
   tFreeSShowReq(&showReq);
 
-  SRpcMsg* pRsp = test.SendReq(TDMT_MND_SHOW, pReq, contLen);
+  SRpcMsg* pRsp = test.SendReq(TDMT_MND_SYSTABLE_RETRIEVE, pReq, contLen);
   ASSERT_NE(pRsp, nullptr);
-  ASSERT_EQ(pRsp->code, TSDB_CODE_MND_INVALID_MSG_TYPE);
+  ASSERT_EQ(pRsp->code, TSDB_CODE_INVALID_MSG);
 }
 
 TEST_F(MndTestShow, 03_ShowMsg_Conn) {
@@ -67,42 +67,11 @@ TEST_F(MndTestShow, 03_ShowMsg_Conn) {
   ASSERT_NE(pRsp, nullptr);
   ASSERT_EQ(pRsp->code, 0);
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_CONNS, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_CONNS, "connections", "");
-
+  // EXPECT_EQ(test.GetShowRows(), 1);
-  STableMetaRsp* pMeta = test.GetShowMeta();
-  EXPECT_STREQ(pMeta->tbName, "show connections");
-  EXPECT_EQ(pMeta->numOfTags, 0);
-  EXPECT_EQ(pMeta->numOfColumns, 7);
-  EXPECT_EQ(pMeta->precision, 0);
-  EXPECT_EQ(pMeta->tableType, 0);
-  EXPECT_EQ(pMeta->update, 0);
-  EXPECT_EQ(pMeta->sversion, 0);
-  EXPECT_EQ(pMeta->tversion, 0);
-  EXPECT_EQ(pMeta->tuid, 0);
-  EXPECT_EQ(pMeta->suid, 0);
-
-  test.SendShowRetrieveReq();
-
-  SRetrieveTableRsp* pRetrieveRsp = test.GetRetrieveRsp();
-  EXPECT_EQ(pRetrieveRsp->numOfRows, 1);
-  EXPECT_EQ(pRetrieveRsp->useconds, 0);
-  EXPECT_EQ(pRetrieveRsp->completed, 1);
-  EXPECT_EQ(pRetrieveRsp->precision, TSDB_TIME_PRECISION_MILLI);
-  EXPECT_EQ(pRetrieveRsp->compressed, 0);
-  EXPECT_EQ(pRetrieveRsp->compLen, 0);
 }
 
 TEST_F(MndTestShow, 04_ShowMsg_Cluster) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_CLUSTER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_CLUSTER, "cluster", "");
-  CHECK_META( "show cluster", 3);
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_BIGINT, 8, "id");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, TSDB_CLUSTER_ID_LEN + VARSTR_HEADER_SIZE, "name");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
-
-  IgnoreInt64();
-  IgnoreBinary(TSDB_CLUSTER_ID_LEN);
-  CheckTimestamp();
 }

source/dnode/mnode/impl/test/sma/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. SMA_SRC)
+aux_source_directory(. MNODE_SMA_TEST_SRC)
-add_executable(mnode_test_sma ${SMA_SRC})
+add_executable(smaTest ${MNODE_SMA_TEST_SRC})
 target_link_libraries(
-    mnode_test_sma
+    smaTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_sma
+    NAME smaTest
-    COMMAND mnode_test_sma
+    COMMAND smaTest
 )

source/dnode/mnode/impl/test/sma/sma.cpp

@@ -207,7 +207,7 @@ TEST_F(MndTestSma, 01_Create_Show_Meta_Drop_Restart_Stb) {
     pReq = BuildCreateStbReq(stbname, &contLen);
     pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables",dbname);
     test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
@@ -216,7 +216,7 @@ TEST_F(MndTestSma, 01_Create_Show_Meta_Drop_Restart_Stb) {
     pReq = BuildCreateTSmaReq(smaname, stbname, 0, "expr", "tagsFilter", "sql", "ast", &contLen);
     pRsp = test.SendReq(TDMT_MND_CREATE_SMA, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_INDEX, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_INDEX, dbname);
     test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
@@ -225,7 +225,7 @@ TEST_F(MndTestSma, 01_Create_Show_Meta_Drop_Restart_Stb) {
   test.Restart();
 
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_INDEX, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_INDEX, dbname);
     CHECK_META("show indexes", 3);
     test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
@@ -239,7 +239,7 @@ TEST_F(MndTestSma, 01_Create_Show_Meta_Drop_Restart_Stb) {
      pReq = BuildDropTSmaReq(smaname, 0, &contLen);
     pRsp = test.SendReq(TDMT_MND_DROP_SMA, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_INDEX, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_INDEX, dbname);
     test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 0);
   }
@@ -263,10 +263,8 @@ TEST_F(MndTestSma, 02_Create_Show_Meta_Drop_Restart_BSma) {
     pReq = BuildCreateBSmaStbReq(stbname, &contLen);
     pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables",dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-//    CheckBinary("bsmastb", TSDB_TABLE_NAME_LEN);
   }
 
   test.Restart();
@@ -281,8 +279,7 @@ TEST_F(MndTestSma, 02_Create_Show_Meta_Drop_Restart_BSma) {
     pReq = BuildDropStbReq(stbname, &contLen);
     pRsp = test.SendReq(TDMT_MND_DROP_STB, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables",dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 0);
   }
 

source/dnode/mnode/impl/test/snode/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. STEST_SRC)
+aux_source_directory(. MNODE_SNODE_TEST_SRC)
-add_executable(mnode_test_snode ${STEST_SRC})
+add_executable(msnodeTest ${MNODE_SNODE_TEST_SRC})
 target_link_libraries(
-    mnode_test_snode
+    msnodeTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_snode
+    NAME msnodeTest
-    COMMAND mnode_test_snode
+    COMMAND msnodeTest
 )

source/dnode/mnode/impl/test/snode/snode.cpp

@@ -39,14 +39,7 @@ Testbase   MndTestSnode::test;
 TestServer MndTestSnode::server2;
 
 TEST_F(MndTestSnode, 01_Show_Snode) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_SNODE, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_SNODE, "snodes", "");
-  CHECK_META("show snodes", 3);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_SMALLINT, 2, "id");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, TSDB_EP_LEN + VARSTR_HEADER_SIZE, "endpoint");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 0);
 }
 
@@ -76,14 +69,8 @@ TEST_F(MndTestSnode, 02_Create_Snode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_SNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_SNODE, "snodes", "");
-    CHECK_META("show snodes", 3);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-
-    CheckInt16(1);
-    CheckBinary("localhost:9016", TSDB_EP_LEN);
-    CheckTimestamp();
   }
 
   {
@@ -115,8 +102,7 @@ TEST_F(MndTestSnode, 03_Drop_Snode) {
     ASSERT_EQ(pRsp->code, 0);
 
     taosMsleep(1300);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 
@@ -132,16 +118,8 @@ TEST_F(MndTestSnode, 03_Drop_Snode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_SNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_SNODE, "snodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
-
-    CheckInt16(1);
-    CheckInt16(2);
-    CheckBinary("localhost:9016", TSDB_EP_LEN);
-    CheckBinary("localhost:9017", TSDB_EP_LEN);
-    CheckTimestamp();
-    CheckTimestamp();
   }
 
   {
@@ -156,13 +134,8 @@ TEST_F(MndTestSnode, 03_Drop_Snode) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_SNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_SNODE, "snodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-
-    CheckInt16(1);
-    CheckBinary("localhost:9016", TSDB_EP_LEN);
-    CheckTimestamp();
   }
 
   {

source/dnode/mnode/impl/test/stb/CMakeLists.txt

@@ -5,7 +5,7 @@ target_link_libraries(
     PUBLIC sut
 )
 
-#add_test(
+add_test(
-#    NAME mnode_test_stb
+    NAME stbTest
-#    COMMAND mnode_test_stb
+    COMMAND stbTest
-#)
+)

source/dnode/mnode/impl/test/stb/stb.cpp

@@ -43,7 +43,7 @@ void* MndTestStb::BuildCreateDbReq(const char* dbname, int32_t* pContLen) {
   createReq.numOfVgroups = 2;
   createReq.cacheBlockSize = 16;
   createReq.totalBlocks = 10;
-  createReq.daysPerFile = 10;
+  createReq.daysPerFile = 1000;
   createReq.daysToKeep0 = 3650;
   createReq.daysToKeep1 = 3650;
   createReq.daysToKeep2 = 3650;
@@ -314,19 +314,8 @@ TEST_F(MndTestStb, 01_Create_Show_Meta_Drop_Restart_Stb) {
   }
 
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    CHECK_META("show stables", 4);
-    CHECK_SCHEMA(0, TSDB_DATA_TYPE_BINARY, TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE, "name");
-    CHECK_SCHEMA(1, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-    CHECK_SCHEMA(2, TSDB_DATA_TYPE_INT, 4, "columns");
-    CHECK_SCHEMA(3, TSDB_DATA_TYPE_INT, 4, "tags");
-
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(3);
   }
 
   // ----- meta ------
@@ -407,15 +396,8 @@ TEST_F(MndTestStb, 01_Create_Show_Meta_Drop_Restart_Stb) {
   test.Restart();
 
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    CHECK_META("show stables", 4);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(3);
   }
 
   {
@@ -432,9 +414,7 @@ TEST_F(MndTestStb, 01_Create_Show_Meta_Drop_Restart_Stb) {
   }
 
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    CHECK_META("show stables", 4);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 0);
   }
 
@@ -496,13 +476,7 @@ TEST_F(MndTestStb, 02_Alter_Stb_AddTag) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
-    EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(4);
   }
 
   {
@@ -542,13 +516,8 @@ TEST_F(MndTestStb, 03_Alter_Stb_DropTag) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(2);
   }
 
   {
@@ -611,13 +580,8 @@ TEST_F(MndTestStb, 04_Alter_Stb_AlterTagName) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(3);
   }
 
   {
@@ -668,13 +632,8 @@ TEST_F(MndTestStb, 05_Alter_Stb_AlterTagBytes) {
     SRpcMsg* pRsp = test.SendReq(TDMT_MND_ALTER_STB, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(3);
   }
 
   {
@@ -734,13 +693,8 @@ TEST_F(MndTestStb, 06_Alter_Stb_AddColumn) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(3);
-    CheckInt32(3);
   }
 
   {
@@ -799,13 +753,8 @@ TEST_F(MndTestStb, 07_Alter_Stb_DropColumn) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(3);
   }
 
   {
@@ -862,13 +811,8 @@ TEST_F(MndTestStb, 08_Alter_Stb_AlterTagBytes) {
     SRpcMsg* pRsp = test.SendReq(TDMT_MND_ALTER_STB, pReq, contLen);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_STB, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_STB, "user_stables", dbname);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckBinary("stb", TSDB_TABLE_NAME_LEN);
-    CheckTimestamp();
-    CheckInt32(2);
-    CheckInt32(3);
   }
 
   {

source/dnode/mnode/impl/test/topic/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. TOPIC_SRC)
+aux_source_directory(. MNODE_TOPIC_TEST_SRC)
-add_executable(mnode_test_topic ${TOPIC_SRC})
+add_executable(topicTest ${MNODE_TOPIC_TEST_SRC})
 target_link_libraries(
-    mnode_test_topic
+    topicTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_topic
+    NAME topicTest
-    COMMAND mnode_test_topic
+    COMMAND topicTest
 )

source/dnode/mnode/impl/test/topic/topic.cpp

@@ -101,7 +101,7 @@ TEST_F(MndTestTopic, 01_Create_Topic) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  { test.SendShowMetaReq(TSDB_MGMT_TABLE_TOPICS, ""); }
+  { test.SendShowReq(TSDB_MGMT_TABLE_TOPICS, ""); }
 
   {
     int32_t  contLen = 0;
@@ -128,7 +128,7 @@ TEST_F(MndTestTopic, 01_Create_Topic) {
   }
 
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_TOPICS, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_TOPICS, dbname);
     CHECK_META("show topics", 3);
 
     CHECK_SCHEMA(0, TSDB_DATA_TYPE_BINARY, TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE, "name");
@@ -145,7 +145,7 @@ TEST_F(MndTestTopic, 01_Create_Topic) {
     // restart
     test.Restart();
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_TOPICS, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_TOPICS, dbname);
     test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
 
@@ -169,7 +169,7 @@ TEST_F(MndTestTopic, 01_Create_Topic) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, TSDB_CODE_MND_TOPIC_NOT_EXIST);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_TOPICS, dbname);
+    test.SendShowReq(TSDB_MGMT_TABLE_TOPICS, dbname);
     test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 0);
   }

source/dnode/mnode/impl/test/trans/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. TRANS_SRC)
+aux_source_directory(. MNODE_TRANS_TEST_SRC)
-add_executable(mnode_test_trans ${TRANS_SRC})
+add_executable(transTest ${MNODE_TRANS_TEST_SRC})
 target_link_libraries(
-    mnode_test_trans
+    transTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_trans
+    NAME transTest
-    COMMAND mnode_test_trans
+    COMMAND transTest
 )

source/dnode/mnode/impl/test/trans/trans.cpp

@@ -65,18 +65,7 @@ TestServer MndTestTrans::server2;
 
 TEST_F(MndTestTrans, 00_Create_User_Crash) {
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_TRANS, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_TRANS, "trans", "");
-    CHECK_META("show trans", 7);
-
-    CHECK_SCHEMA(0, TSDB_DATA_TYPE_INT, 4, "id");
-    CHECK_SCHEMA(1, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-    CHECK_SCHEMA(2, TSDB_DATA_TYPE_BINARY, TSDB_TRANS_STAGE_LEN + VARSTR_HEADER_SIZE, "stage");
-    CHECK_SCHEMA(3, TSDB_DATA_TYPE_BINARY, TSDB_DB_NAME_LEN - 1 + VARSTR_HEADER_SIZE, "db");
-    CHECK_SCHEMA(4, TSDB_DATA_TYPE_BINARY, TSDB_TRANS_TYPE_LEN + VARSTR_HEADER_SIZE, "type");
-    CHECK_SCHEMA(5, TSDB_DATA_TYPE_TIMESTAMP, 8, "last_exec_time");
-    CHECK_SCHEMA(6, TSDB_DATA_TYPE_BINARY, TSDB_TRANS_ERROR_LEN - 1 + VARSTR_HEADER_SIZE, "last_error");
-
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 0);
   }
 
@@ -109,26 +98,13 @@ TEST_F(MndTestTrans, 01_Create_User_Crash) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 2);
 
   KillThenRestartServer();
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 2);
-
-  CheckBinary("u1", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("normal", 10);
-  CheckBinary("super", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
 }
 
 TEST_F(MndTestTrans, 02_Create_Qnode1_Crash) {
@@ -144,9 +120,7 @@ TEST_F(MndTestTrans, 02_Create_Qnode1_Crash) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-    CHECK_META("show qnodes", 3);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
 
@@ -163,9 +137,7 @@ TEST_F(MndTestTrans, 02_Create_Qnode1_Crash) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, TSDB_CODE_MND_QNODE_ALREADY_EXIST);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-    CHECK_META("show qnodes", 3);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
 }
@@ -185,8 +157,7 @@ TEST_F(MndTestTrans, 03_Create_Qnode2_Crash) {
     ASSERT_EQ(pRsp->code, 0);
 
     taosMsleep(1300);
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_DNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_DNODE, "dnodes", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 
@@ -208,18 +179,8 @@ TEST_F(MndTestTrans, 03_Create_Qnode2_Crash) {
 
   {
     // show trans
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_TRANS, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_TRANS, "trans", "");
-    CHECK_META("show trans", 7);
-    test.SendShowRetrieveReq();
-
     EXPECT_EQ(test.GetShowRows(), 1);
-    CheckInt32(4);
-    CheckTimestamp();
-    CheckBinary("undoAction", TSDB_TRANS_STAGE_LEN);
-    CheckBinary("", TSDB_DB_NAME_LEN - 1);
-    CheckBinary("create-qnode", TSDB_TRANS_TYPE_LEN);
-    CheckTimestamp();
-    CheckBinary("Unable to establish connection", TSDB_TRANS_ERROR_LEN - 1);
   }
 
   // kill trans
@@ -238,8 +199,7 @@ TEST_F(MndTestTrans, 03_Create_Qnode2_Crash) {
 
   // show trans
   {
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_TRANS, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_TRANS, "trans", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 0);
   }
 
@@ -258,11 +218,9 @@ TEST_F(MndTestTrans, 03_Create_Qnode2_Crash) {
     ASSERT_EQ(pRsp->code, TSDB_CODE_RPC_NETWORK_UNAVAIL);
   }
 
-  uInfo("======== kill and restart server")
+  uInfo("======== kill and restart server") KillThenRestartServer();
-  KillThenRestartServer();
 
-  uInfo("======== server2 start")
+  uInfo("======== server2 start") server2.DoStart();
-  server2.DoStart();
 
   uInfo("======== server2 started")
 
@@ -286,14 +244,11 @@ TEST_F(MndTestTrans, 03_Create_Qnode2_Crash) {
 
     ASSERT_NE(retry, retryMax);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_QNODE, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_QNODE, "qnodes", "");
-    CHECK_META("show qnodes", 3);
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 }
 
-
 // create db
 // partial create stb
 // drop db failed

source/dnode/mnode/impl/test/user/CMakeLists.txt

@@ -1,11 +1,11 @@
-aux_source_directory(. USER_SRC)
+aux_source_directory(. MNODE_USER_TEST_SRC)
-add_executable(mnode_test_user ${USER_SRC})
+add_executable(userTest ${MNODE_USER_TEST_SRC})
 target_link_libraries(
-    mnode_test_user
+    userTest
     PUBLIC sut
 )
 
 add_test(
-    NAME mnode_test_user
+    NAME userTest
-    COMMAND mnode_test_user
+    COMMAND userTest
 )

source/dnode/mnode/impl/test/user/user.cpp

@@ -26,21 +26,8 @@ class MndTestUser : public ::testing::Test {
 Testbase MndTestUser::test;
 
 TEST_F(MndTestUser, 01_Show_User) {
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-
-  CHECK_SCHEMA(0, TSDB_DATA_TYPE_BINARY, TSDB_USER_LEN + VARSTR_HEADER_SIZE, "name");
-  CHECK_SCHEMA(1, TSDB_DATA_TYPE_BINARY, 10 + VARSTR_HEADER_SIZE, "privilege");
-  CHECK_SCHEMA(2, TSDB_DATA_TYPE_TIMESTAMP, 8, "create_time");
-  CHECK_SCHEMA(3, TSDB_DATA_TYPE_BINARY, TSDB_USER_LEN + VARSTR_HEADER_SIZE, "account");
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
-
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("super", 10);
-  CheckTimestamp();
-  CheckBinary("root", TSDB_USER_LEN);
 }
 
 TEST_F(MndTestUser, 02_Create_User) {
@@ -99,18 +86,8 @@ TEST_F(MndTestUser, 02_Create_User) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
-
-    CheckBinary("u1", TSDB_USER_LEN);
-    CheckBinary("root", TSDB_USER_LEN);
-    CheckBinary("normal", 10);
-    CheckBinary("super", 10);
-    CheckTimestamp();
-    CheckTimestamp();
-    CheckBinary("root", TSDB_USER_LEN);
-    CheckBinary("root", TSDB_USER_LEN);
   }
 
   {
@@ -125,8 +102,7 @@ TEST_F(MndTestUser, 02_Create_User) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
 
@@ -144,18 +120,8 @@ TEST_F(MndTestUser, 02_Create_User) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
-
-    CheckBinary("root", TSDB_USER_LEN);
-    CheckBinary("u2", TSDB_USER_LEN);
-    CheckBinary("super", 10);
-    CheckBinary("super", 10);
-    CheckTimestamp();
-    CheckTimestamp();
-    CheckBinary("root", TSDB_USER_LEN);
-    CheckBinary("root", TSDB_USER_LEN);
   }
 
   {
@@ -170,8 +136,7 @@ TEST_F(MndTestUser, 02_Create_User) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
 }
@@ -191,8 +156,7 @@ TEST_F(MndTestUser, 03_Alter_User) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 2);
   }
 
@@ -437,8 +401,7 @@ TEST_F(MndTestUser, 03_Alter_User) {
     ASSERT_NE(pRsp, nullptr);
     ASSERT_EQ(pRsp->code, 0);
 
-    test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+    test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-    test.SendShowRetrieveReq();
     EXPECT_EQ(test.GetShowRows(), 1);
   }
 }
@@ -497,10 +460,7 @@ TEST_F(MndTestUser, 05_Drop_User) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 1);
 }
 
@@ -533,25 +493,9 @@ TEST_F(MndTestUser, 06_Create_Drop_Alter_User) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 3);
 
-  CheckBinary("u1", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("u2", TSDB_USER_LEN);
-  CheckBinary("normal", 10);
-  CheckBinary("super", 10);
-  CheckBinary("normal", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-
   {
     SAlterUserReq alterReq = {0};
     alterReq.alterType = TSDB_ALTER_USER_PASSWD;
@@ -567,25 +511,8 @@ TEST_F(MndTestUser, 06_Create_Drop_Alter_User) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 3);
-
-  CheckBinary("u1", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("u2", TSDB_USER_LEN);
-  CheckBinary("normal", 10);
-  CheckBinary("super", 10);
-  CheckBinary("normal", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-
   {
     SDropUserReq dropReq = {0};
     strcpy(dropReq.user, "u1");
@@ -599,37 +526,13 @@ TEST_F(MndTestUser, 06_Create_Drop_Alter_User) {
     ASSERT_EQ(pRsp->code, 0);
   }
 
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 2);
 
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("u2", TSDB_USER_LEN);
-  CheckBinary("super", 10);
-  CheckBinary("normal", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
-
   // restart
   test.Restart();
 
   taosMsleep(1000);
-  test.SendShowMetaReq(TSDB_MGMT_TABLE_USER, "");
+  test.SendShowReq(TSDB_MGMT_TABLE_USER, "user_users", "");
-  CHECK_META("show users", 4);
-
-  test.SendShowRetrieveReq();
   EXPECT_EQ(test.GetShowRows(), 2);
-
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("u2", TSDB_USER_LEN);
-  CheckBinary("super", 10);
-  CheckBinary("normal", 10);
-  CheckTimestamp();
-  CheckTimestamp();
-  CheckBinary("root", TSDB_USER_LEN);
-  CheckBinary("root", TSDB_USER_LEN);
 }

source/dnode/vnode/CMakeLists.txt

@@ -4,13 +4,13 @@ target_sources(
     vnode
     PRIVATE
     # vnode
+    "src/vnd/vnodeOpen.c"
     "src/vnd/vnodeArenaMAImpl.c"
     "src/vnd/vnodeBufferPool.c"
     # "src/vnd/vnodeBufferPool2.c"
     "src/vnd/vnodeCfg.c"
     "src/vnd/vnodeCommit.c"
     "src/vnd/vnodeInt.c"
-    "src/vnd/vnodeMain.c"
     "src/vnd/vnodeQuery.c"
     "src/vnd/vnodeStateMgr.c"
     "src/vnd/vnodeWrite.c"

source/dnode/vnode/inc/vnode.h

@@ -42,11 +42,12 @@ typedef struct STsdbCfg  STsdbCfg;  // todo: remove
 typedef struct STqCfg    STqCfg;    // todo: remove
 typedef struct SVnodeCfg SVnodeCfg;
 
-int     vnodeInit();
+int     vnodeInit(int nthreads);
 void    vnodeCleanup();
+int     vnodeCreate(const char *path, SVnodeCfg *pCfg, STfs *pTfs);
+void    vnodeDestroy(const char *path);
 SVnode *vnodeOpen(const char *path, const SVnodeCfg *pVnodeCfg);
 void    vnodeClose(SVnode *pVnode);
-void    vnodeDestroy(const char *path);
 void    vnodePreprocessWriteReqs(SVnode *pVnode, SArray *pMsgs);
 int     vnodeProcessWriteReq(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp);
 int     vnodeProcessCMsg(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp);
@@ -122,12 +123,12 @@ struct STsdbCfg {
   int8_t   precision;
   int8_t   update;
   int8_t   compression;
-  int32_t  daysPerFile;
+  int32_t  days;
-  int32_t  minRowsPerFileBlock;
+  int32_t  minRows;
-  int32_t  maxRowsPerFileBlock;
+  int32_t  maxRows;
-  int32_t  keep;
-  int32_t  keep1;
   int32_t  keep2;
+  int32_t  keep0;
+  int32_t  keep1;
   uint64_t lruCacheSize;
   SArray  *retentions;
 };

source/dnode/vnode/src/inc/vnd.h

@@ -30,6 +30,8 @@ extern "C" {
 #define vTrace(...) do { if (vDebugFlag & DEBUG_TRACE) { taosPrintLog("VND ", DEBUG_TRACE, vDebugFlag, __VA_ARGS__); }}    while(0)
 // clang-format on
 
+// vnodeCfg ====================
+
 // vnodeModule ====================
 int vnodeScheduleTask(int (*execute)(void*), void* arg);
 
@@ -38,6 +40,11 @@ int  vnodeQueryOpen(SVnode* pVnode);
 void vnodeQueryClose(SVnode* pVnode);
 int  vnodeGetTableMeta(SVnode* pVnode, SRpcMsg* pMsg);
 
+// vnodeCommit ====================
+int vnodeSaveInfo(const char* dir, const SVnodeInfo* pCfg);
+int vnodeCommitInfo(const char* dir, const SVnodeInfo* pInfo);
+int vnodeLoadInfo(const char* dir, SVnodeInfo* pInfo);
+
 #if 1
 // SVBufPool
 int   vnodeOpenBufPool(SVnode* pVnode);
@@ -75,9 +82,9 @@ void            vmaFree(SVMemAllocator* pVMA, void* ptr);
 bool            vmaIsFull(SVMemAllocator* pVMA);
 
 // vnodeCfg.h
-extern const SVnodeCfg defaultVnodeOptions;
+extern const SVnodeCfg vnodeCfgDefault;
 
-int  vnodeValidateOptions(const SVnodeCfg*);
+int  vnodeCheckCfg(const SVnodeCfg*);
 void vnodeOptionsCopy(SVnodeCfg* pDest, const SVnodeCfg* pSrc);
 
 // For commit

source/dnode/vnode/src/inc/vnodeInt.h

@@ -27,6 +27,7 @@
 #include "tdbInt.h"
 #include "tfs.h"
 #include "tglobal.h"
+#include "tjson.h"
 #include "tlist.h"
 #include "tlockfree.h"
 #include "tlosertree.h"
@@ -43,6 +44,7 @@
 extern "C" {
 #endif
 
+typedef struct SVnodeInfo   SVnodeInfo;
 typedef struct SMeta        SMeta;
 typedef struct STsdb        STsdb;
 typedef struct STQ          STQ;
@@ -72,6 +74,11 @@ struct SVState {
   int64_t applied;
 };
 
+struct SVnodeInfo {
+  SVnodeCfg config;
+  SVState   state;
+};
+
 struct SVnode {
   int32_t    vgId;
   char*      path;

source/dnode/vnode/src/tsdb/tsdbCommit.c

@@ -55,7 +55,7 @@ typedef struct {
 #define TSDB_COMMIT_BUF(ch)          TSDB_READ_BUF(&((ch)->readh))
 #define TSDB_COMMIT_COMP_BUF(ch)     TSDB_READ_COMP_BUF(&((ch)->readh))
 #define TSDB_COMMIT_EXBUF(ch)        TSDB_READ_EXBUF(&((ch)->readh))
-#define TSDB_COMMIT_DEFAULT_ROWS(ch) TSDB_DEFAULT_BLOCK_ROWS(TSDB_COMMIT_REPO(ch)->config.maxRowsPerFileBlock)
+#define TSDB_COMMIT_DEFAULT_ROWS(ch) TSDB_DEFAULT_BLOCK_ROWS(TSDB_COMMIT_REPO(ch)->config.maxRows)
 #define TSDB_COMMIT_TXN_VERSION(ch)  FS_TXN_VERSION(REPO_FS(TSDB_COMMIT_REPO(ch)))
 
 static void tsdbStartCommit(STsdb *pRepo);
@@ -217,14 +217,14 @@ void tsdbGetRtnSnap(STsdb *pRepo, SRtn *pRtn) {
   TSKEY     minKey, midKey, maxKey, now;
 
   now = taosGetTimestamp(pCfg->precision);
-  minKey = now - pCfg->keep * tsTickPerDay[pCfg->precision];
+  minKey = now - pCfg->keep2 * tsTickPerDay[pCfg->precision];
-  midKey = now - pCfg->keep2 * tsTickPerDay[pCfg->precision];
+  midKey = now - pCfg->keep1 * tsTickPerDay[pCfg->precision];
-  maxKey = now - pCfg->keep1 * tsTickPerDay[pCfg->precision];
+  maxKey = now - pCfg->keep0 * tsTickPerDay[pCfg->precision];
 
   pRtn->minKey = minKey;
-  pRtn->minFid = (int)(TSDB_KEY_FID(minKey, pCfg->daysPerFile, pCfg->precision));
+  pRtn->minFid = (int)(TSDB_KEY_FID(minKey, pCfg->days, pCfg->precision));
-  pRtn->midFid = (int)(TSDB_KEY_FID(midKey, pCfg->daysPerFile, pCfg->precision));
+  pRtn->midFid = (int)(TSDB_KEY_FID(midKey, pCfg->days, pCfg->precision));
-  pRtn->maxFid = (int)(TSDB_KEY_FID(maxKey, pCfg->daysPerFile, pCfg->precision));
+  pRtn->maxFid = (int)(TSDB_KEY_FID(maxKey, pCfg->days, pCfg->precision));
   tsdbDebug("vgId:%d now:%" PRId64 " minKey:%" PRId64 " minFid:%d, midFid:%d, maxFid:%d", REPO_ID(pRepo), now, minKey,
             pRtn->minFid, pRtn->midFid, pRtn->maxFid);
 }
@@ -286,7 +286,7 @@ static int tsdbInitCommitH(SCommitH *pCommith, STsdb *pRepo) {
     return -1;
   }
 
-  pCommith->pDataCols = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
+  pCommith->pDataCols = tdNewDataCols(0, pCfg->maxRows);
   if (pCommith->pDataCols == NULL) {
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
     tsdbDestroyCommitH(pCommith);
@@ -319,7 +319,7 @@ static int tsdbNextCommitFid(SCommitH *pCommith) {
     if (nextKey == TSDB_DATA_TIMESTAMP_NULL) {
       continue;
     } else {
-      int tfid = (int)(TSDB_KEY_FID(nextKey, pCfg->daysPerFile, pCfg->precision));
+      int tfid = (int)(TSDB_KEY_FID(nextKey, pCfg->days, pCfg->precision));
       if (fid == TSDB_IVLD_FID || fid > tfid) {
         fid = tfid;
       }
@@ -346,7 +346,7 @@ static int tsdbCommitToFile(SCommitH *pCommith, SDFileSet *pSet, int fid) {
   ASSERT(pSet == NULL || pSet->fid == fid);
 
   tsdbResetCommitFile(pCommith);
-  tsdbGetFidKeyRange(pCfg->daysPerFile, pCfg->precision, fid, &(pCommith->minKey), &(pCommith->maxKey));
+  tsdbGetFidKeyRange(pCfg->days, pCfg->precision, fid, &(pCommith->minKey), &(pCommith->maxKey));
 
   // Set and open files
   if (tsdbSetAndOpenCommitFile(pCommith, pSet, fid) < 0) {
@@ -1210,8 +1210,8 @@ int tsdbWriteBlockImpl(STsdb *pRepo, STable *pTable, SDFile *pDFile, SDFile *pDF
   int64_t       offset = 0, offsetAggr = 0;
   int           rowsToWrite = pDataCols->numOfRows;
 
-  ASSERT(rowsToWrite > 0 && rowsToWrite <= pCfg->maxRowsPerFileBlock);
+  ASSERT(rowsToWrite > 0 && rowsToWrite <= pCfg->maxRows);
-  ASSERT((!isLast) || rowsToWrite < pCfg->minRowsPerFileBlock);
+  ASSERT((!isLast) || rowsToWrite < pCfg->minRows);
 
   // Make buffer space
   if (tsdbMakeRoom(ppBuf, tsdbBlockStatisSize(pDataCols->numOfCols, SBlockVerLatest)) < 0) {
@@ -1460,7 +1460,7 @@ static int tsdbCommitMemData(SCommitH *pCommith, SCommitIter *pIter, TSKEY keyLi
 
     if (pCommith->pDataCols->numOfRows <= 0) break;
 
-    if (toData || pCommith->pDataCols->numOfRows >= pCfg->minRowsPerFileBlock) {
+    if (toData || pCommith->pDataCols->numOfRows >= pCfg->minRows) {
       pDFile = TSDB_COMMIT_DATA_FILE(pCommith);
       isLast = false;
     } else {
@@ -1619,7 +1619,7 @@ static int tsdbMergeBlockData(SCommitH *pCommith, SCommitIter *pIter, SDataCols
     if (pCommith->pDataCols->numOfRows == 0) break;
 
     if (isLastOneBlock) {
-      if (pCommith->pDataCols->numOfRows < pCfg->minRowsPerFileBlock) {
+      if (pCommith->pDataCols->numOfRows < pCfg->minRows) {
         pDFile = TSDB_COMMIT_LAST_FILE(pCommith);
         isLast = true;
       } else {
@@ -1667,7 +1667,8 @@ static void tsdbLoadAndMergeFromCache(SDataCols *pDataCols, int *iter, SCommitIt
         if (tdGetColDataOfRow(&sVal, pDataCols->cols + i, *iter, pDataCols->bitmapMode) < 0) {
           TASSERT(0);
         }
-        tdAppendValToDataCol(pTarget->cols + i, sVal.valType, sVal.val, pTarget->numOfRows, pTarget->maxPoints, pTarget->bitmapMode);
+        tdAppendValToDataCol(pTarget->cols + i, sVal.valType, sVal.val, pTarget->numOfRows, pTarget->maxPoints,
+                             pTarget->bitmapMode);
       }
 
       ++pTarget->numOfRows;
@@ -1774,11 +1775,11 @@ static bool tsdbCanAddSubBlock(SCommitH *pCommith, SBlock *pBlock, SMergeInfo *p
 
   ASSERT(mergeRows > 0);
 
-  if (pBlock->numOfSubBlocks < TSDB_MAX_SUBBLOCKS && pInfo->nOperations <= pCfg->maxRowsPerFileBlock) {
+  if (pBlock->numOfSubBlocks < TSDB_MAX_SUBBLOCKS && pInfo->nOperations <= pCfg->maxRows) {
     if (pBlock->last) {
-      if (pCommith->isLFileSame && mergeRows < pCfg->minRowsPerFileBlock) return true;
+      if (pCommith->isLFileSame && mergeRows < pCfg->minRows) return true;
     } else {
-      if (pCommith->isDFileSame && mergeRows <= pCfg->maxRowsPerFileBlock) return true;
+      if (pCommith->isDFileSame && mergeRows <= pCfg->maxRows) return true;
     }
   }
 

source/dnode/vnode/src/tsdb/tsdbFS.c

@@ -190,8 +190,8 @@ static int tsdbAddDFileSetToStatus(SFSStatus *pStatus, const SDFileSet *pSet) {
 
 // ================== STsdbFS
 STsdbFS *tsdbNewFS(const STsdbCfg *pCfg) {
-  int      keep = pCfg->keep;
+  int      keep = pCfg->keep2;
-  int      days = pCfg->daysPerFile;
+  int      days = pCfg->days;
   int      maxFSet = TSDB_MAX_FSETS(keep, days);
   STsdbFS *pfs;
 

source/dnode/vnode/src/tsdb/tsdbMemTable.c

@@ -19,9 +19,9 @@ static int      tsdbScanAndConvertSubmitMsg(STsdb *pTsdb, SSubmitReq *pMsg);
 static int      tsdbMemTableInsertTbData(STsdb *pRepo, SSubmitBlk *pBlock, int32_t *pAffectedRows);
 static STbData *tsdbNewTbData(tb_uid_t uid);
 static void     tsdbFreeTbData(STbData *pTbData);
-static char *   tsdbGetTsTupleKey(const void *data);
+static char    *tsdbGetTsTupleKey(const void *data);
 static int      tsdbTbDataComp(const void *arg1, const void *arg2);
-static char *   tsdbTbDataGetUid(const void *arg);
+static char    *tsdbTbDataGetUid(const void *arg);
 static int      tsdbAppendTableRowToCols(STable *pTable, SDataCols *pCols, STSchema **ppSchema, STSRow *row);
 
 STsdbMemTable *tsdbNewMemTable(STsdb *pTsdb) {
@@ -74,7 +74,7 @@ void tsdbFreeMemTable(STsdb *pTsdb, STsdbMemTable *pMemTable) {
 }
 
 int tsdbMemTableInsert(STsdb *pTsdb, STsdbMemTable *pMemTable, SSubmitReq *pMsg, SSubmitRsp *pRsp) {
-  SSubmitBlk *   pBlock = NULL;
+  SSubmitBlk    *pBlock = NULL;
   SSubmitMsgIter msgIter = {0};
   int32_t        affectedrows = 0, numOfRows = 0;
 
@@ -119,12 +119,12 @@ int tsdbLoadDataFromCache(STable *pTable, SSkipListIterator *pIter, TSKEY maxKey
                           TKEY *filterKeys, int nFilterKeys, bool keepDup, SMergeInfo *pMergeInfo) {
   ASSERT(maxRowsToRead > 0 && nFilterKeys >= 0);
   if (pIter == NULL) return 0;
-  STSchema * pSchema = NULL;
+  STSchema  *pSchema = NULL;
   TSKEY      rowKey = 0;
   TSKEY      fKey = 0;
   bool       isRowDel = false;
   int        filterIter = 0;
-  STSRow *   row = NULL;
+  STSRow    *row = NULL;
   SMergeInfo mInfo;
 
   if (pMergeInfo == NULL) pMergeInfo = &mInfo;
@@ -259,12 +259,12 @@ static int tsdbScanAndConvertSubmitMsg(STsdb *pTsdb, SSubmitReq *pMsg) {
   ASSERT(pMsg != NULL);
   // STsdbMeta *    pMeta = pTsdb->tsdbMeta;
   SSubmitMsgIter msgIter = {0};
-  SSubmitBlk *   pBlock = NULL;
+  SSubmitBlk    *pBlock = NULL;
   SSubmitBlkIter blkIter = {0};
-  STSRow *       row = NULL;
+  STSRow        *row = NULL;
   TSKEY          now = taosGetTimestamp(pTsdb->config.precision);
-  TSKEY          minKey = now - tsTickPerDay[pTsdb->config.precision] * pTsdb->config.keep;
+  TSKEY          minKey = now - tsTickPerDay[pTsdb->config.precision] * pTsdb->config.keep2;
-  TSKEY          maxKey = now + tsTickPerDay[pTsdb->config.precision] * pTsdb->config.daysPerFile;
+  TSKEY          maxKey = now + tsTickPerDay[pTsdb->config.precision] * pTsdb->config.days;
 
   terrno = TSDB_CODE_SUCCESS;
   pMsg->length = htonl(pMsg->length);
@@ -332,9 +332,9 @@ static int tsdbMemTableInsertTbData(STsdb *pTsdb, SSubmitBlk *pBlock, int32_t *p
   // STable          *pTable = NULL;
   SSubmitBlkIter blkIter = {0};
   STsdbMemTable *pMemTable = pTsdb->mem;
-  void *         tptr;
+  void          *tptr;
-  STbData *      pTbData;
+  STbData       *pTbData;
-  STSRow *       row;
+  STSRow        *row;
   TSKEY          keyMin;
   TSKEY          keyMax;
 

source/dnode/vnode/src/tsdb/tsdbOptions.c

@@ -17,12 +17,12 @@
 
 const STsdbCfg defautlTsdbOptions = {.precision = 0,
                                      .lruCacheSize = 0,
-                                     .daysPerFile = 10,
+                                     .days = 10,
-                                     .minRowsPerFileBlock = 100,
+                                     .minRows = 100,
-                                     .maxRowsPerFileBlock = 4096,
+                                     .maxRows = 4096,
-                                     .keep = 3650,
-                                     .keep1 = 3650,
                                      .keep2 = 3650,
+                                     .keep0 = 3650,
+                                     .keep1 = 3650,
                                      .update = 0,
                                      .compression = TWO_STAGE_COMP};
 

source/dnode/vnode/src/tsdb/tsdbRead.c

@@ -314,7 +314,7 @@ static int64_t getEarliestValidTimestamp(STsdb* pTsdb) {
   STsdbCfg* pCfg = &pTsdb->config;
 
   int64_t now = taosGetTimestamp(pCfg->precision);
-  return now - (tsTickPerDay[pCfg->precision] * pCfg->keep) + 1;  // needs to add one tick
+  return now - (tsTickPerDay[pCfg->precision] * pCfg->keep2) + 1;  // needs to add one tick
 }
 
 static void setQueryTimewindow(STsdbReadHandle* pTsdbReadHandle, STsdbQueryCond* pCond) {
@@ -404,7 +404,7 @@ static STsdbReadHandle* tsdbQueryTablesImpl(STsdb* tsdb, STsdbQueryCond* pCond,
     pReadHandle->defaultLoadColumn = getDefaultLoadColumns(pReadHandle, true);
   }
 
-  pReadHandle->pDataCols = tdNewDataCols(1000, pReadHandle->pTsdb->config.maxRowsPerFileBlock);
+  pReadHandle->pDataCols = tdNewDataCols(1000, pReadHandle->pTsdb->config.maxRows);
   if (pReadHandle->pDataCols == NULL) {
     tsdbError("%p failed to malloc buf for pDataCols, %s", pReadHandle, pReadHandle->idStr);
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
@@ -2199,7 +2199,7 @@ static int32_t getFirstFileDataBlock(STsdbReadHandle* pTsdbReadHandle, bool* exi
       break;
     }
 
-    tsdbGetFidKeyRange(pCfg->daysPerFile, pCfg->precision, pTsdbReadHandle->pFileGroup->fid, &win.skey, &win.ekey);
+    tsdbGetFidKeyRange(pCfg->days, pCfg->precision, pTsdbReadHandle->pFileGroup->fid, &win.skey, &win.ekey);
 
     // current file are not overlapped with query time window, ignore remain files
     if ((ASCENDING_TRAVERSE(pTsdbReadHandle->order) && win.skey > pTsdbReadHandle->window.ekey) ||
@@ -2295,7 +2295,7 @@ int32_t tsdbGetFileBlocksDistInfo(tsdbReaderT* queryHandle, STableBlockDistInfo*
   // find the start data block in file
   pTsdbReadHandle->locateStart = true;
   STsdbCfg* pCfg = &pTsdbReadHandle->pTsdb->config;
-  int32_t   fid = getFileIdFromKey(pTsdbReadHandle->window.skey, pCfg->daysPerFile, pCfg->precision);
+  int32_t   fid = getFileIdFromKey(pTsdbReadHandle->window.skey, pCfg->days, pCfg->precision);
 
   tsdbRLockFS(pFileHandle);
   tsdbFSIterInit(&pTsdbReadHandle->fileIter, pFileHandle, pTsdbReadHandle->order);
@@ -2321,7 +2321,7 @@ int32_t tsdbGetFileBlocksDistInfo(tsdbReaderT* queryHandle, STableBlockDistInfo*
       break;
     }
 
-    tsdbGetFidKeyRange(pCfg->daysPerFile, pCfg->precision, pTsdbReadHandle->pFileGroup->fid, &win.skey, &win.ekey);
+    tsdbGetFidKeyRange(pCfg->days, pCfg->precision, pTsdbReadHandle->pFileGroup->fid, &win.skey, &win.ekey);
 
     // current file are not overlapped with query time window, ignore remain files
     if ((ascTraverse && win.skey > pTsdbReadHandle->window.ekey) ||
@@ -2396,7 +2396,7 @@ static int32_t getDataBlocksInFiles(STsdbReadHandle* pTsdbReadHandle, bool* exis
   if (!pTsdbReadHandle->locateStart) {
     pTsdbReadHandle->locateStart = true;
     STsdbCfg* pCfg = &pTsdbReadHandle->pTsdb->config;
-    int32_t   fid = getFileIdFromKey(pTsdbReadHandle->window.skey, pCfg->daysPerFile, pCfg->precision);
+    int32_t   fid = getFileIdFromKey(pTsdbReadHandle->window.skey, pCfg->days, pCfg->precision);
 
     tsdbRLockFS(pFileHandle);
     tsdbFSIterInit(&pTsdbReadHandle->fileIter, pFileHandle, pTsdbReadHandle->order);

source/dnode/vnode/src/tsdb/tsdbReadImpl.c

@@ -43,14 +43,14 @@ int tsdbInitReadH(SReadH *pReadh, STsdb *pRepo) {
     return -1;
   }
 
-  pReadh->pDCols[0] = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
+  pReadh->pDCols[0] = tdNewDataCols(0, pCfg->maxRows);
   if (pReadh->pDCols[0] == NULL) {
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
     tsdbDestroyReadH(pReadh);
     return -1;
   }
 
-  pReadh->pDCols[1] = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
+  pReadh->pDCols[1] = tdNewDataCols(0, pCfg->maxRows);
   if (pReadh->pDCols[1] == NULL) {
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
     tsdbDestroyReadH(pReadh);
@@ -276,8 +276,8 @@ int tsdbLoadBlockData(SReadH *pReadh, SBlock *pBlock, SBlockInfo *pBlkInfo) {
   return 0;
 }
 
-int tsdbLoadBlockDataCols(SReadH *pReadh, SBlock *pBlock, SBlockInfo *pBlkInfo, const int16_t *colIds,
+int tsdbLoadBlockDataCols(SReadH *pReadh, SBlock *pBlock, SBlockInfo *pBlkInfo, const int16_t *colIds, int numOfColsIds,
-                          int numOfColsIds, bool mergeBitmap) {
+                          bool mergeBitmap) {
   ASSERT(pBlock->numOfSubBlocks > 0);
   int8_t update = pReadh->pRepo->config.update;
 
@@ -513,7 +513,7 @@ static int tsdbLoadBlockDataImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *pDat
 
   tdResetDataCols(pDataCols);
 
-  if(tsdbIsSupBlock(pBlock)) {
+  if (tsdbIsSupBlock(pBlock)) {
     tdDataColsSetBitmapI(pDataCols);
   }
 
@@ -606,9 +606,10 @@ static int tsdbLoadBlockDataImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *pDat
         if (tsdbMakeRoom((void **)(&TSDB_READ_COMP_BUF(pReadh)), zsize) < 0) return -1;
       }
 
-      if (tsdbCheckAndDecodeColumnData(pDataCol, POINTER_SHIFT(pBlockData, tsize + toffset), tlen, pBlockCol->blen,
+      if (tsdbCheckAndDecodeColumnData(pDataCol, POINTER_SHIFT(pBlockData, tsize + toffset), tlen,
-                                       pBlock->algorithm, pBlock->numOfRows, tLenBitmap, pDataCols->maxPoints,
+                                       pBlockCol ? pBlockCol->blen : 0, pBlock->algorithm, pBlock->numOfRows,
-                                       TSDB_READ_COMP_BUF(pReadh), (int)taosTSizeof(TSDB_READ_COMP_BUF(pReadh))) < 0) {
+                                       tLenBitmap, pDataCols->maxPoints, TSDB_READ_COMP_BUF(pReadh),
+                                       (int)taosTSizeof(TSDB_READ_COMP_BUF(pReadh))) < 0) {
         tsdbError("vgId:%d file %s is broken at column %d block offset %" PRId64 " column offset %u",
                   TSDB_READ_REPO_ID(pReadh), TSDB_FILE_FULL_NAME(pDFile), tcolId, (int64_t)pBlock->offset, toffset);
         return -1;
@@ -710,7 +711,7 @@ static int tsdbLoadBlockDataColsImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *
 
   tdResetDataCols(pDataCols);
 
-  if(tsdbIsSupBlock(pBlock)) {
+  if (tsdbIsSupBlock(pBlock)) {
     tdDataColsSetBitmapI(pDataCols);
   }
 
@@ -747,6 +748,7 @@ static int tsdbLoadBlockDataColsImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *
     if (colId == PRIMARYKEY_TIMESTAMP_COL_ID) {  // load the key row
       blockCol.colId = colId;
       TD_SET_COL_ROWS_NORM(&blockCol);  // default is NORM for the primary key column
+      blockCol.blen = 0;
       blockCol.len = pBlock->keyLen;
       blockCol.type = pDataCol->type;
       blockCol.offset = TSDB_KEY_COL_OFFSET;
@@ -836,7 +838,7 @@ static int tsdbLoadColData(SReadH *pReadh, SDFile *pDFile, SBlock *pBlock, SBloc
   }
 
   if (tsdbCheckAndDecodeColumnData(pDataCol, pReadh->pBuf, pBlockCol->len, pBlockCol->blen, pBlock->algorithm,
-                                   pBlock->numOfRows, tLenBitmap, pCfg->maxRowsPerFileBlock, pReadh->pCBuf,
+                                   pBlock->numOfRows, tLenBitmap, pCfg->maxRows, pReadh->pCBuf,
                                    (int32_t)taosTSizeof(pReadh->pCBuf)) < 0) {
     tsdbError("vgId:%d file %s is broken at column %d offset %" PRId64, REPO_ID(pRepo), TSDB_FILE_FULL_NAME(pDFile),
               pBlockCol->colId, offset);

source/dnode/vnode/src/tsdb/tsdbSma.c

@@ -106,7 +106,8 @@ struct SSmaStat {
 
 // expired window
 static int32_t  tsdbUpdateExpiredWindowImpl(STsdb *pTsdb, SSubmitReq *pMsg, int64_t version);
-static int32_t  tsdbSetExpiredWindow(STsdb *pTsdb, SHashObj *pItemsHash, int64_t indexUid, int64_t winSKey, int64_t version);
+static int32_t  tsdbSetExpiredWindow(STsdb *pTsdb, SHashObj *pItemsHash, int64_t indexUid, int64_t winSKey,
+                                     int64_t version);
 static int32_t  tsdbInitSmaStat(SSmaStat **pSmaStat);
 static void    *tsdbFreeSmaStatItem(SSmaStatItem *pSmaStatItem);
 static int32_t  tsdbDestroySmaState(SSmaStat *pSmaStat);
@@ -544,7 +545,8 @@ static int32_t tsdbCheckAndInitSmaEnv(STsdb *pTsdb, int8_t smaType) {
   return TSDB_CODE_SUCCESS;
 };
 
-static int32_t tsdbSetExpiredWindow(STsdb *pTsdb, SHashObj *pItemsHash, int64_t indexUid, int64_t winSKey, int64_t version) {
+static int32_t tsdbSetExpiredWindow(STsdb *pTsdb, SHashObj *pItemsHash, int64_t indexUid, int64_t winSKey,
+                                    int64_t version) {
   SSmaStatItem *pItem = taosHashGet(pItemsHash, &indexUid, sizeof(indexUid));
   if (pItem == NULL) {
     // TODO: use TSDB_SMA_STAT_EXPIRED and update by stream computing later
@@ -946,7 +948,7 @@ static int32_t tsdbSetTSmaDataFile(STSmaWriteH *pSmaH, int64_t indexUid, int32_t
  */
 static int32_t tsdbGetTSmaDays(STsdb *pTsdb, int64_t interval, int32_t storageLevel) {
   STsdbCfg *pCfg = REPO_CFG(pTsdb);
-  int32_t   daysPerFile = pCfg->daysPerFile;
+  int32_t   daysPerFile = pCfg->days;
 
   if (storageLevel == SMA_STORAGE_LEVEL_TSDB) {
     int32_t days = SMA_STORAGE_TSDB_TIMES * (interval / tsTickPerDay[pCfg->precision]);

source/dnode/vnode/src/vnd/vnodeCfg.c

@@ -15,14 +15,15 @@
 
 #include "vnodeInt.h"
 
-const SVnodeCfg defaultVnodeOptions = {
+const SVnodeCfg vnodeCfgDefault = {
-    .wsize = 96 * 1024 * 1024, .ssize = 1 * 1024 * 1024, .lsize = 1024, .walCfg = {.level = TAOS_WAL_WRITE}}; /* TODO */
+    .wsize = 96 * 1024 * 1024, .ssize = 1 * 1024 * 1024, .lsize = 1024, .walCfg = {.level = TAOS_WAL_WRITE}};
 
-int vnodeValidateOptions(const SVnodeCfg *pVnodeOptions) {
+int vnodeCheckCfg(const SVnodeCfg *pCfg) {
   // TODO
   return 0;
 }
 
+#if 1  //======================================================================
 void vnodeOptionsCopy(SVnodeCfg *pDest, const SVnodeCfg *pSrc) {
   memcpy((void *)pDest, (void *)pSrc, sizeof(SVnodeCfg));
 }
@@ -46,3 +47,5 @@ int vnodeValidateTableHash(SVnodeCfg *pVnodeOptions, char *tableFName) {
 
   return TSDB_CODE_SUCCESS;
 }
+
+#endif

source/dnode/vnode/src/vnd/vnodeCommit.c

@@ -15,11 +15,128 @@
 
 #include "vnodeInt.h"
 
+#define VND_INFO_FNAME     "vnode.json"
+#define VND_INFO_FNAME_TMP "vnode_tmp.json"
+
+static int  vnodeEncodeInfo(const SVnodeInfo *pInfo, char **ppData);
+static int  vnodeDecodeInfo(uint8_t *pData, SVnodeInfo *pInfo);
 static int  vnodeStartCommit(SVnode *pVnode);
 static int  vnodeEndCommit(SVnode *pVnode);
 static int  vnodeCommit(void *arg);
 static void vnodeWaitCommit(SVnode *pVnode);
 
+int vnodeSaveInfo(const char *dir, const SVnodeInfo *pInfo) {
+  char      fname[TSDB_FILENAME_LEN];
+  TdFilePtr pFile;
+  char     *data;
+
+  snprintf(fname, TSDB_FILENAME_LEN, "%s%s%s", dir, TD_DIRSEP, VND_INFO_FNAME_TMP);
+
+  // encode info
+  data = NULL;
+
+  if (vnodeEncodeInfo(pInfo, &data) < 0) {
+    return -1;
+  }
+
+  // save info to a vnode_tmp.json
+  pFile = taosOpenFile(fname, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
+  if (pFile == NULL) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  if (taosWriteFile(pFile, data, strlen(data)) < 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  if (taosFsyncFile(pFile) < 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  taosCloseFile(&pFile);
+
+  // free info binary
+  taosMemoryFree(data);
+
+  vInfo("vgId: %d vnode info is saved, fname: %s", pInfo->config.vgId, fname);
+
+  return 0;
+
+_err:
+  taosCloseFile(&pFile);
+  taosMemoryFree(data);
+  return -1;
+}
+
+int vnodeCommitInfo(const char *dir, const SVnodeInfo *pInfo) {
+  char fname[TSDB_FILENAME_LEN];
+  char tfname[TSDB_FILENAME_LEN];
+
+  snprintf(fname, TSDB_FILENAME_LEN, "%s%s%s", dir, TD_DIRSEP, VND_INFO_FNAME);
+  snprintf(tfname, TSDB_FILENAME_LEN, "%s%s%s", dir, TD_DIRSEP, VND_INFO_FNAME_TMP);
+
+  if (taosRenameFile(tfname, fname) < 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  vInfo("vgId: %d vnode info is committed", pInfo->config.vgId);
+
+  return 0;
+}
+
+int vnodeLoadInfo(const char *dir, SVnodeInfo *pInfo) {
+  char      fname[TSDB_FILENAME_LEN];
+  TdFilePtr pFile = NULL;
+  char     *pData = NULL;
+  int64_t   size;
+
+  snprintf(fname, TSDB_FILENAME_LEN, "%s%s%s", dir, TD_DIRSEP, VND_INFO_FNAME);
+
+  // read info
+  pFile = taosOpenFile(fname, TD_FILE_READ);
+  if (pFile == NULL) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  if (taosFStatFile(pFile, &size, NULL) < 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  pData = taosMemoryMalloc(size);
+  if (pData == NULL) {
+    terrno = TSDB_CODE_OUT_OF_MEMORY;
+    goto _err;
+  }
+
+  if (taosReadFile(pFile, pData, size) < 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  taosCloseFile(&pFile);
+
+  // decode info
+  if (vnodeDecodeInfo(pData, pInfo) < 0) {
+    taosMemoryFree(pData);
+    return -1;
+  }
+
+  taosMemoryFree(pData);
+
+  return 0;
+
+_err:
+  taosCloseFile(&pFile);
+  taosMemoryFree(pData);
+  return -1;
+}
+
 int vnodeAsyncCommit(SVnode *pVnode) {
   vnodeWaitCommit(pVnode);
 
@@ -61,3 +178,132 @@ static int vnodeEndCommit(SVnode *pVnode) {
 }
 
 static FORCE_INLINE void vnodeWaitCommit(SVnode *pVnode) { tsem_wait(&pVnode->canCommit); }
+
+static int vnodeEncodeConfig(const void *pObj, SJson *pJson) {
+  const SVnodeCfg *pCfg = (SVnodeCfg *)pObj;
+
+  if (tjsonAddIntegerToObject(pJson, "vgId", pCfg->vgId) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "dbId", pCfg->dbId) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "wsize", pCfg->wsize) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "ssize", pCfg->ssize) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "lsize", pCfg->lsize) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "isHeap", pCfg->isHeapAllocator) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "ttl", pCfg->ttl) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "keep", pCfg->keep) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "streamMode", pCfg->streamMode) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "isWeak", pCfg->isWeak) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "precision", pCfg->tsdbCfg.precision) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "update", pCfg->tsdbCfg.update) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "compression", pCfg->tsdbCfg.compression) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "daysPerFile", pCfg->tsdbCfg.days) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "minRows", pCfg->tsdbCfg.minRows) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "maxRows", pCfg->tsdbCfg.maxRows) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "keep0", pCfg->tsdbCfg.keep0) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "keep1", pCfg->tsdbCfg.keep1) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "keep2", pCfg->tsdbCfg.keep2) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "lruCacheSize", pCfg->tsdbCfg.lruCacheSize) < 0) return -1;
+
+  return 0;
+}
+
+static int vnodeDecodeConfig(const SJson *pJson, void *pObj) {
+  SVnodeCfg *pCfg = (SVnodeCfg *)pObj;
+
+  if (tjsonGetNumberValue(pJson, "vgId", pCfg->vgId) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "dbId", pCfg->dbId) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "wsize", pCfg->wsize) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "ssize", pCfg->ssize) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "lsize", pCfg->lsize) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "isHeap", pCfg->isHeapAllocator) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "ttl", pCfg->ttl) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "keep", pCfg->keep) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "streamMode", pCfg->streamMode) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "isWeak", pCfg->isWeak) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "precision", pCfg->tsdbCfg.precision) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "update", pCfg->tsdbCfg.update) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "compression", pCfg->tsdbCfg.compression) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "daysPerFile", pCfg->tsdbCfg.days) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "minRows", pCfg->tsdbCfg.minRows) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "maxRows", pCfg->tsdbCfg.maxRows) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "keep0", pCfg->tsdbCfg.keep0) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "keep1", pCfg->tsdbCfg.keep1) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "keep2", pCfg->tsdbCfg.keep2) < 0) return -1;
+  if (tjsonGetNumberValue(pJson, "lruCacheSize", pCfg->tsdbCfg.lruCacheSize) < 0) return -1;
+
+  return 0;
+}
+
+static int vnodeEncodeState(const void *pObj, SJson *pJson) {
+  const SVState *pState = (SVState *)pObj;
+
+  if (tjsonAddIntegerToObject(pJson, "commit version", pState->committed) < 0) return -1;
+
+  return 0;
+}
+
+static int vnodeDecodeState(const SJson *pJson, void *pObj) {
+  SVState *pState = (SVState *)pObj;
+
+  if (tjsonGetNumberValue(pJson, "commit version", pState->committed) < 0) return -1;
+
+  return 0;
+}
+
+static int vnodeEncodeInfo(const SVnodeInfo *pInfo, char **ppData) {
+  SJson *pJson;
+  char  *pData;
+
+  *ppData = NULL;
+
+  pJson = tjsonCreateObject();
+  if (pJson == NULL) {
+    return -1;
+  }
+
+  if (tjsonAddObject(pJson, "config", vnodeEncodeConfig, (void *)&pInfo->config) < 0) {
+    goto _err;
+  }
+
+  if (tjsonAddObject(pJson, "state", vnodeEncodeState, (void *)&pInfo->state) < 0) {
+    goto _err;
+  }
+
+  pData = tjsonToString(pJson);
+  if (pData == NULL) {
+    goto _err;
+  }
+
+  tjsonDelete(pJson);
+
+  *ppData = pData;
+  return 0;
+
+_err:
+  tjsonDelete(pJson);
+  return -1;
+}
+
+static int vnodeDecodeInfo(uint8_t *pData, SVnodeInfo *pInfo) {
+  SJson *pJson = NULL;
+
+  pJson = tjsonCreateObject();
+  if (pJson == NULL) {
+    return -1;
+  }
+
+  if (tjsonToObject(pJson, "config", vnodeDecodeConfig, (void *)&pInfo->config) < 0) {
+    goto _err;
+  }
+
+  if (tjsonToObject(pJson, "state", vnodeDecodeState, (void *)&pInfo->state) < 0) {
+    goto _err;
+  }
+
+  tjsonDelete(pJson);
+
+  return 0;
+
+_err:
+  tjsonDelete(pJson);
+  return -1;
+}

source/dnode/vnode/src/vnd/vnodeOpen.c

@@ -20,11 +20,42 @@ static void    vnodeFree(SVnode *pVnode);
 static int     vnodeOpenImpl(SVnode *pVnode);
 static void    vnodeCloseImpl(SVnode *pVnode);
 
+int vnodeCreate(const char *path, SVnodeCfg *pCfg, STfs *pTfs) {
+  SVnodeInfo info = {0};
+  char       dir[TSDB_FILENAME_LEN];
+
+  // TODO: check if directory exists
+
+  // check config
+  if (vnodeCheckCfg(pCfg) < 0) {
+    vError("vgId: %d failed to create vnode since: %s", pCfg->vgId, tstrerror(terrno));
+    return -1;
+  }
+
+  // create vnode env
+  if (tfsMkdir(pTfs, path) < 0) {
+    vError("vgId: %d failed to create vnode since: %s", pCfg->vgId, tstrerror(terrno));
+    return -1;
+  }
+
+  snprintf(dir, TSDB_FILENAME_LEN, "%s%s%s", tfsGetPrimaryPath(pTfs), TD_DIRSEP, path);
+  info.config = *pCfg;
+
+  if (vnodeSaveInfo(dir, &info) < 0 || vnodeCommitInfo(dir, &info) < 0) {
+    vError("vgId: %d failed to save vnode config since %s", pCfg->vgId, tstrerror(terrno));
+    return -1;
+  }
+
+  vInfo("vgId: %d vnode is created", pCfg->vgId);
+
+  return 0;
+}
+
 SVnode *vnodeOpen(const char *path, const SVnodeCfg *pVnodeCfg) {
   SVnode *pVnode = NULL;
 
   // Set default options
-  SVnodeCfg cfg = defaultVnodeOptions;
+  SVnodeCfg cfg = vnodeCfgDefault;
   if (pVnodeCfg != NULL) {
     cfg.vgId = pVnodeCfg->vgId;
     cfg.msgCb = pVnodeCfg->msgCb;
@@ -36,7 +67,7 @@ SVnode *vnodeOpen(const char *path, const SVnodeCfg *pVnodeCfg) {
   }
 
   // Validate options
-  if (vnodeValidateOptions(&cfg) < 0) {
+  if (vnodeCheckCfg(&cfg) < 0) {
     // TODO
     return NULL;
   }

source/libs/executor/inc/executorimpl.h

@@ -20,9 +20,9 @@ extern "C" {
 #endif
 
 #include "os.h"
-#include "tsort.h"
 #include "tcommon.h"
 #include "tlosertree.h"
+#include "tsort.h"
 #include "ttszip.h"
 #include "tvariant.h"
 
@@ -35,8 +35,8 @@ extern "C" {
 #include "tarray.h"
 #include "thash.h"
 #include "tlockfree.h"
-#include "tpagedbuf.h"
 #include "tmsg.h"
+#include "tpagedbuf.h"
 
 typedef int32_t (*__block_search_fn_t)(char* data, int32_t num, int64_t key, int32_t order);
 
@@ -174,7 +174,7 @@ typedef struct STaskAttr {
   int32_t     resultRowSize;
   int32_t     tagLen;  // tag value length of current query
 
-  SExprInfo      *pExpr1;
+  SExprInfo*      pExpr1;
   SColumnInfo*    tagColList;
   int32_t         numOfFilterCols;
   int64_t*        fillVal;
@@ -187,13 +187,15 @@ struct SOperatorInfo;
 struct SAggSupporter;
 struct SOptrBasicInfo;
 
-typedef void (*__optr_encode_fn_t)(struct SOperatorInfo* pOperator, struct SAggSupporter *pSup, struct SOptrBasicInfo *pInfo, char **result, int32_t *length);
+typedef void (*__optr_encode_fn_t)(struct SOperatorInfo* pOperator, struct SAggSupporter* pSup,
-typedef bool (*__optr_decode_fn_t)(struct SOperatorInfo* pOperator, struct SAggSupporter *pSup, struct SOptrBasicInfo *pInfo, char *result, int32_t length);
+                                   struct SOptrBasicInfo* pInfo, char** result, int32_t* length);
+typedef bool (*__optr_decode_fn_t)(struct SOperatorInfo* pOperator, struct SAggSupporter* pSup,
+                                   struct SOptrBasicInfo* pInfo, char* result, int32_t length);
 
 typedef int32_t (*__optr_open_fn_t)(struct SOperatorInfo* pOptr);
 typedef SSDataBlock* (*__optr_fn_t)(struct SOperatorInfo* pOptr, bool* newgroup);
 typedef void (*__optr_close_fn_t)(void* param, int32_t num);
-typedef int32_t (*__optr_get_explain_fn_t)(struct SOperatorInfo* pOptr, void **pOptrExplain);
+typedef int32_t (*__optr_get_explain_fn_t)(struct SOperatorInfo* pOptr, void** pOptrExplain);
 
 typedef struct STaskIdInfo {
   uint64_t queryId;  // this is also a request id
@@ -218,6 +220,7 @@ typedef struct SExecTaskInfo {
 } SExecTaskInfo;
 
 typedef struct STaskRuntimeEnv {
+
   jmp_buf         env;
   STaskAttr*      pQueryAttr;
   uint32_t        status;  // query status
@@ -293,9 +296,9 @@ typedef enum {
 } EX_SOURCE_STATUS;
 
 typedef struct SSourceDataInfo {
-  struct SExchangeInfo *pEx;
+  struct SExchangeInfo* pEx;
   int32_t               index;
-  SRetrieveTableRsp    *pRsp;
+  SRetrieveTableRsp*    pRsp;
   uint64_t              totalRows;
   int32_t               code;
   EX_SOURCE_STATUS      status;
@@ -344,6 +347,7 @@ typedef struct STableScanInfo {
   int32_t         numOfOutput;
   int64_t         elapsedTime;
   int32_t         prevGroupId;  // previous table group id
+
   int32_t         scanFlag;  // table scan flag to denote if it is a repeat/reverse/main scan
   int32_t         dataBlockLoadFlag;
 } STableScanInfo;
@@ -373,20 +377,20 @@ typedef struct SSysTableScanInfo {
     void* readHandle;
   };
 
-  SRetrieveMetaTableRsp *pRsp;
+  SRetrieveMetaTableRsp* pRsp;
   SRetrieveTableReq      req;
   SEpSet                 epSet;
   tsem_t                 ready;
 
   int32_t accountId;
   bool    showRewrite;
-  SNode              *pCondition; // db_name filter condition, to discard data that are not in current database
+  SNode*  pCondition;  // db_name filter condition, to discard data that are not in current database
-  void               *pCur;       // cursor for iterate the local table meta store.
+  void*   pCur;        // cursor for iterate the local table meta store.
-  SArray             *scanCols;   // SArray<int16_t> scan column id list
+  SArray* scanCols;    // SArray<int16_t> scan column id list
 
   int32_t             type;  // show type, TODO remove it
   SName               name;
-  SSDataBlock        *pRes;
+  SSDataBlock*        pRes;
   int32_t             capacity;
   int64_t             numOfBlocks;  // extract basic running information.
   SLoadRemoteDataInfo loadInfo;
@@ -400,13 +404,13 @@ typedef struct SOptrBasicInfo {
   int32_t         capacity;  // TODO remove it
 } SOptrBasicInfo;
 
-//TODO move the resultrowsiz together with SOptrBasicInfo:rowCellInfoOffset
+// TODO move the resultrowsiz together with SOptrBasicInfo:rowCellInfoOffset
 typedef struct SAggSupporter {
   SHashObj*      pResultRowHashTable;  // quick locate the window object for each result
   SHashObj*      pResultRowListSet;    // used to check if current ResultRowInfo has ResultRow object or not
   SArray*        pResultRowArrayList;  // The array list that contains the Result rows
   char*          keyBuf;               // window key buffer
-  SDiskbasedBuf     *pResultBuf;           // query result buffer based on blocked-wised disk file
+  SDiskbasedBuf* pResultBuf;           // query result buffer based on blocked-wised disk file
   int32_t        resultRowSize;  // the result buffer size for each result row, with the meta data size for each row
 } SAggSupporter;
 
@@ -417,12 +421,12 @@ typedef struct STableIntervalOperatorInfo {
   int32_t          primaryTsIndex;     // primary time stamp slot id from result of downstream operator.
   STimeWindow      win;                // query time range
   bool             timeWindowInterpo;  // interpolation needed or not
-  char             **pRow;                 // previous row/tuple of already processed datablock
+  char**           pRow;               // previous row/tuple of already processed datablock
   SAggSupporter    aggSup;             // aggregate supporter
-  STableQueryInfo   *pCurrent;             // current tableQueryInfo struct
+  STableQueryInfo* pCurrent;           // current tableQueryInfo struct
   int32_t          order;              // current SSDataBlock scan order
   EOPTR_EXEC_MODEL execModel;          // operator execution model [batch model|stream model]
-  SArray            *pUpdatedWindow;       // updated time window due to the input data block from the downstream operator.
+  SArray*          pUpdatedWindow;     // updated time window due to the input data block from the downstream operator.
   SColumnInfoData  timeWindowData;     // query time window info for scalar function execution.
 } STableIntervalOperatorInfo;
 
@@ -444,8 +448,8 @@ typedef struct SAggOperatorInfo {
 typedef struct SProjectOperatorInfo {
   SOptrBasicInfo binfo;
   SAggSupporter  aggSup;
-  SSDataBlock   *existDataBlock;
+  SSDataBlock*   existDataBlock;
-  SArray        *pPseudoColInfo;
+  SArray*        pPseudoColInfo;
   SLimit         limit;
   SLimit         slimit;
 
@@ -469,7 +473,7 @@ typedef struct SFillOperatorInfo {
 } SFillOperatorInfo;
 
 typedef struct {
-  char             *pData;
+  char*   pData;
   bool    isNull;
   int16_t type;
   int32_t bytes;
@@ -486,14 +490,14 @@ typedef struct SGroupbyOperatorInfo {
   SGroupResInfo   groupResInfo;
   SAggSupporter   aggSup;
   SExprInfo*      pScalarExprInfo;
-  int32_t        numOfScalarExpr;// the number of scalar expression in group operator
+  int32_t         numOfScalarExpr;  // the number of scalar expression in group operator
-  SqlFunctionCtx*pScalarFuncCtx;
+  SqlFunctionCtx* pScalarFuncCtx;
 } SGroupbyOperatorInfo;
 
 typedef struct SDataGroupInfo {
   uint64_t groupId;
   int64_t  numOfRows;
-  SArray  *pPageList;
+  SArray*  pPageList;
 } SDataGroupInfo;
 
 // The sort in partition may be needed later.
@@ -545,10 +549,11 @@ typedef struct SStateWindowOperatorInfo {
   bool            hasKey;
   SStateKeys      stateKey;
   SColumnInfoData timeWindowData;  // query time window info for scalar function execution.
-//  bool             reptScan;
+  //  bool             reptScan;
 } SStateWindowOperatorInfo;
 
 typedef struct SSortedMergeOperatorInfo {
+
   SOptrBasicInfo   binfo;
   SArray*          pSortInfo;
   int32_t          numOfSources;
@@ -566,9 +571,9 @@ typedef struct SSortedMergeOperatorInfo {
 
 typedef struct SSortOperatorInfo {
   uint32_t     sortBufSize;  // max buffer size for in-memory sort
-  SSDataBlock       *pDataBlock;
+  SSDataBlock* pDataBlock;
   SArray*      pSortInfo;
-  SSortHandle       *pSortHandle;
+  SSortHandle* pSortHandle;
   SArray*      inputSlotMap;  // for index map from table scan output
   int32_t      bufPageSize;
   int32_t      numOfRowsInRes;
@@ -581,6 +586,10 @@ typedef struct SSortOperatorInfo {
   uint64_t totalElapsed;  // total elapsed time
 } SSortOperatorInfo;
 
+typedef struct STagFilterOperatorInfo {
+  SOptrBasicInfo binfo;
+} STagFilterOperatorInfo;
+
 typedef struct SJoinOperatorInfo {
   SSDataBlock       *pRes;
   int32_t            joinType;
@@ -601,19 +610,24 @@ void operatorDummyCloseFn(void* param, int32_t numOfCols);
 int32_t appendDownstream(SOperatorInfo* p, SOperatorInfo** pDownstream, int32_t num);
 int32_t initAggInfo(SOptrBasicInfo* pBasicInfo, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols,
                     int32_t numOfRows, SSDataBlock* pResultBlock, size_t keyBufSize, const char* pkey);
-void toSDatablock(SSDataBlock* pBlock, int32_t rowCapacity, SGroupResInfo* pGroupResInfo, SExprInfo* pExprInfo, SDiskbasedBuf* pBuf, int32_t* rowCellOffset);
+void    toSDatablock(SSDataBlock* pBlock, int32_t rowCapacity, SGroupResInfo* pGroupResInfo, SExprInfo* pExprInfo,
-void finalizeMultiTupleQueryResult(SqlFunctionCtx* pCtx, int32_t numOfOutput, SDiskbasedBuf* pBuf, SResultRowInfo* pResultRowInfo, int32_t* rowCellInfoOffset);
+                     SDiskbasedBuf* pBuf, int32_t* rowCellOffset);
-void doApplyFunctions(SqlFunctionCtx* pCtx, STimeWindow* pWin, SColumnInfoData* pTimeWindowData, int32_t offset, int32_t forwardStep, TSKEY* tsCol, int32_t numOfTotal, int32_t numOfOutput, int32_t order);
+void    finalizeMultiTupleQueryResult(SqlFunctionCtx* pCtx, int32_t numOfOutput, SDiskbasedBuf* pBuf,
-int32_t setGroupResultOutputBuf(SOptrBasicInfo* binfo, int32_t numOfCols, char* pData, int16_t type, int16_t bytes, int32_t groupId, SDiskbasedBuf* pBuf, SExecTaskInfo* pTaskInfo, SAggSupporter* pAggSup);
+                                      SResultRowInfo* pResultRowInfo, int32_t* rowCellInfoOffset);
+void    doApplyFunctions(SqlFunctionCtx* pCtx, STimeWindow* pWin, SColumnInfoData* pTimeWindowData, int32_t offset,
+                         int32_t forwardStep, TSKEY* tsCol, int32_t numOfTotal, int32_t numOfOutput, int32_t order);
+int32_t setGroupResultOutputBuf(SOptrBasicInfo* binfo, int32_t numOfCols, char* pData, int16_t type, int16_t bytes,
+                                int32_t groupId, SDiskbasedBuf* pBuf, SExecTaskInfo* pTaskInfo, SAggSupporter* pAggSup);
 void    doDestroyBasicInfo(SOptrBasicInfo* pInfo, int32_t numOfOutput);
-int32_t setSDataBlockFromFetchRsp(SSDataBlock* pRes, SLoadRemoteDataInfo* pLoadInfo, int32_t numOfRows,
+int32_t setSDataBlockFromFetchRsp(SSDataBlock* pRes, SLoadRemoteDataInfo* pLoadInfo, int32_t numOfRows, char* pData,
-                                         char* pData, int32_t compLen, int32_t numOfOutput, int64_t startTs,
+                                  int32_t compLen, int32_t numOfOutput, int64_t startTs, uint64_t* total,
-                                         uint64_t* total, SArray* pColList);
+                                  SArray* pColList);
 void    doSetOperatorCompleted(SOperatorInfo* pOperator);
 void    doFilter(const SNode* pFilterNode, SSDataBlock* pBlock);
 SqlFunctionCtx* createSqlFunctionCtx(SExprInfo* pExprInfo, int32_t numOfOutput, int32_t** rowCellInfoOffset);
 
 SOperatorInfo* createExchangeOperatorInfo(const SNodeList* pSources, SSDataBlock* pBlock, SExecTaskInfo* pTaskInfo);
+
 SOperatorInfo* createTableScanOperatorInfo(void* pTsdbReadHandle, int32_t order, int32_t numOfCols, int32_t dataLoadFlag, int32_t repeatTime,
                                            int32_t reverseTime, SArray* pColMatchInfo, SSDataBlock* pResBlock, SNode* pCondition, SExecTaskInfo* pTaskInfo);
 SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock, SExprInfo* pScalarExprInfo,
@@ -624,23 +638,34 @@ SOperatorInfo* createProjectOperatorInfo(SOperatorInfo* downstream, SExprInfo* p
 SOperatorInfo *createSortOperatorInfo(SOperatorInfo* downstream, SSDataBlock* pResBlock, SArray* pSortInfo, SArray* pIndexMap, SExecTaskInfo* pTaskInfo);
 
 SOperatorInfo* createSortedMergeOperatorInfo(SOperatorInfo** downstream, int32_t numOfDownstream, SExprInfo* pExprInfo, int32_t num, SArray* pSortInfo, SArray* pGroupInfo, SExecTaskInfo* pTaskInfo);
+
 SOperatorInfo* createSysTableScanOperatorInfo(void* pSysTableReadHandle, SSDataBlock* pResBlock, const SName* pName,
-                                              SNode* pCondition, SEpSet epset, SArray* colList, SExecTaskInfo* pTaskInfo, bool showRewrite, int32_t accountId);
+                                              SNode* pCondition, SEpSet epset, SArray* colList,
-SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResBlock, SInterval* pInterval, int32_t primaryTsSlot,
+                                              SExecTaskInfo* pTaskInfo, bool showRewrite, int32_t accountId);
+SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
+                                          SSDataBlock* pResBlock, SInterval* pInterval, int32_t primaryTsSlot,
                                           const STableGroupInfo* pTableGroupInfo, SExecTaskInfo* pTaskInfo);
-SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResBlock, int64_t gap, SExecTaskInfo* pTaskInfo);
+SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
-SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock, SArray* pGroupColList,
+                                            SSDataBlock* pResBlock, int64_t gap, SExecTaskInfo* pTaskInfo);
-                                       SNode* pCondition, SExprInfo* pScalarExprInfo, int32_t numOfScalarExpr, SExecTaskInfo* pTaskInfo, const STableGroupInfo* pTableGroupInfo);
+SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
+                                       SSDataBlock* pResultBlock, SArray* pGroupColList, SNode* pCondition,
+                                       SExprInfo* pScalarExprInfo, int32_t numOfScalarExpr, SExecTaskInfo* pTaskInfo,
+                                       const STableGroupInfo* pTableGroupInfo);
 SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo);
-SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, SSDataBlock* pResBlock, SArray* pColList, SArray* pTableIdList, SExecTaskInfo* pTaskInfo);
+SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, SSDataBlock* pResBlock, SArray* pColList,
+                                            SArray* pTableIdList, SExecTaskInfo* pTaskInfo);
 
-SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SInterval* pInterval, SSDataBlock* pResBlock,
+SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols,
-                                      int32_t fillType, char* fillVal, bool multigroupResult, SExecTaskInfo* pTaskInfo);
+                                      SInterval* pInterval, SSDataBlock* pResBlock, int32_t fillType, char* fillVal,
-SOperatorInfo* createStatewindowOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SSDataBlock* pResBlock, SExecTaskInfo* pTaskInfo);
+                                      bool multigroupResult, SExecTaskInfo* pTaskInfo);
+SOperatorInfo* createStatewindowOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols,
+                                             SSDataBlock* pResBlock, SExecTaskInfo* pTaskInfo);
 
-SOperatorInfo* createPartitionOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock, SArray* pGroupColList,
+SOperatorInfo* createPartitionOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
-                                           SExecTaskInfo* pTaskInfo, const STableGroupInfo* pTableGroupInfo);
+                                           SSDataBlock* pResultBlock, SArray* pGroupColList, SExecTaskInfo* pTaskInfo,
-SOperatorInfo* createTimeSliceOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock, SExecTaskInfo* pTaskInfo);
+                                           const STableGroupInfo* pTableGroupInfo);
+SOperatorInfo* createTimeSliceOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
+                                           SSDataBlock* pResultBlock, SExecTaskInfo* pTaskInfo);
 
 SOperatorInfo* createJoinOperatorInfo(SOperatorInfo** pDownstream, int32_t numOfDownstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResBlock, SNode* pOnCondition, SExecTaskInfo* pTaskInfo);
 
@@ -651,7 +676,8 @@ SOperatorInfo* createMultiTableTimeIntervalOperatorInfo(STaskRuntimeEnv* pRuntim
 SOperatorInfo* createTagScanOperatorInfo(SReaderHandle* pReaderHandle, SExprInfo* pExpr, int32_t numOfOutput);
 #endif
 
-void projectApplyFunctions(SExprInfo* pExpr, SSDataBlock* pResult, SSDataBlock* pSrcBlock, SqlFunctionCtx* pCtx, int32_t numOfOutput, SArray* pPseudoList);
+void projectApplyFunctions(SExprInfo* pExpr, SSDataBlock* pResult, SSDataBlock* pSrcBlock, SqlFunctionCtx* pCtx,
+                           int32_t numOfOutput, SArray* pPseudoList);
 
 void setInputDataBlock(SOperatorInfo* pOperator, SqlFunctionCtx* pCtx, SSDataBlock* pBlock, int32_t order);
 
@@ -675,11 +701,15 @@ int32_t getMaximumIdleDurationSec();
 
 void    doInvokeUdf(struct SUdfInfo* pUdfInfo, SqlFunctionCtx* pCtx, int32_t idx, int32_t type);
 void    setTaskStatus(SExecTaskInfo* pTaskInfo, int8_t status);
-int32_t createExecTaskInfoImpl(SSubplan* pPlan, SExecTaskInfo** pTaskInfo, SReadHandle* pHandle, uint64_t taskId, EOPTR_EXEC_MODEL model);
+int32_t createExecTaskInfoImpl(SSubplan* pPlan, SExecTaskInfo** pTaskInfo, SReadHandle* pHandle, uint64_t taskId,
-int32_t getOperatorExplainExecInfo(SOperatorInfo *operatorInfo, SExplainExecInfo **pRes, int32_t *capacity, int32_t *resNum);
+                               EOPTR_EXEC_MODEL model);
+int32_t getOperatorExplainExecInfo(SOperatorInfo* operatorInfo, SExplainExecInfo** pRes, int32_t* capacity,
+                                   int32_t* resNum);
 
-bool aggDecodeResultRow(SOperatorInfo* pOperator, SAggSupporter *pSup, SOptrBasicInfo *pInfo, char* result, int32_t length);
+bool aggDecodeResultRow(SOperatorInfo* pOperator, SAggSupporter* pSup, SOptrBasicInfo* pInfo, char* result,
-void aggEncodeResultRow(SOperatorInfo* pOperator, SAggSupporter *pSup, SOptrBasicInfo *pInfo, char **result, int32_t *length);
+                        int32_t length);
+void aggEncodeResultRow(SOperatorInfo* pOperator, SAggSupporter* pSup, SOptrBasicInfo* pInfo, char** result,
+                        int32_t* length);
 
 #ifdef __cplusplus
 }

source/libs/executor/inc/indexoperator.h

@@ -0,0 +1,23 @@
+/*
+ * 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 "filter.h"
+#include "tglobal.h"
+
+typedef enum { SFLT_NOT_INDEX, SFLT_COARSE_INDEX, SFLT_ACCURATE_INDEX } SIdxFltStatus;
+
+SIdxFltStatus idxGetFltStatus(SNode *pFilterNode);
+// construct tag filter operator later
+int32_t doFilterTag(const SNode *pFilterNode, SArray *resutl);

source/libs/executor/src/indexoperator.c

@@ -0,0 +1,198 @@
+/*
+ * 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 "indexoperator.h"
+#include "executorimpl.h"
+#include "nodes.h"
+
+typedef struct SIFCtx {
+  int32_t   code;
+  SHashObj *pRes; /* element is SScalarParam */
+} SIFCtx;
+
+typedef struct SIFParam {
+  SArray *  result;
+  SHashObj *pFilter;
+} SIFParam;
+// construct tag filter operator later
+static void destroyTagFilterOperatorInfo(void *param) {
+  STagFilterOperatorInfo *pInfo = (STagFilterOperatorInfo *)param;
+}
+
+static void sifFreeParam(SIFParam *param) {
+  if (param == NULL) return;
+  taosArrayDestroy(param->result);
+}
+
+int32_t sifInitOperParams(SIFParam *params, SOperatorNode *node, SIFCtx *ctx) {
+  int32_t code = 0;
+  return code;
+}
+static int32_t sifExecFunction(SFunctionNode *node, SIFCtx *ctx, SIFParam *output) {
+  qError("index-filter not support buildin function");
+  return TSDB_CODE_SUCCESS;
+}
+static int32_t sifExecOper(SOperatorNode *node, SIFCtx *ctx, SIFParam *output) {
+  SIFParam *params = NULL;
+
+  return TSDB_CODE_SUCCESS;
+}
+
+static int32_t sifExecLogic(SLogicConditionNode *node, SIFCtx *ctx, SIFParam *output) { return TSDB_CODE_SUCCESS; }
+
+static EDealRes sifWalkFunction(SNode *pNode, void *context) {
+  // impl later
+  SFunctionNode *node = (SFunctionNode *)pNode;
+  SIFParam       output = {0};
+
+  SIFCtx *ctx = context;
+  ctx->code = sifExecFunction(node, ctx, &output);
+  if (ctx->code != TSDB_CODE_SUCCESS) {
+    return DEAL_RES_ERROR;
+  }
+
+  if (taosHashPut(ctx->pRes, &pNode, POINTER_BYTES, &output, sizeof(output))) {
+    ctx->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
+    return DEAL_RES_ERROR;
+  }
+  return DEAL_RES_CONTINUE;
+}
+static EDealRes sifWalkLogic(SNode *pNode, void *context) {
+  SLogicConditionNode *node = (SLogicConditionNode *)pNode;
+  SIFParam             output = {0};
+
+  SIFCtx *ctx = context;
+  ctx->code = sifExecLogic(node, ctx, &output);
+  if (ctx->code) {
+    return DEAL_RES_ERROR;
+  }
+
+  if (taosHashPut(ctx->pRes, &pNode, POINTER_BYTES, &output, sizeof(output))) {
+    ctx->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
+    return DEAL_RES_ERROR;
+  }
+  return DEAL_RES_CONTINUE;
+}
+static EDealRes sifWalkOper(SNode *pNode, void *context) {
+  SOperatorNode *node = (SOperatorNode *)pNode;
+  SIFParam       output = {0};
+
+  SIFCtx *ctx = context;
+  ctx->code = sifExecOper(node, ctx, &output);
+  if (ctx->code) {
+    return DEAL_RES_ERROR;
+  }
+
+  if (taosHashPut(ctx->pRes, &pNode, POINTER_BYTES, &output, sizeof(output))) {
+    ctx->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
+    return DEAL_RES_ERROR;
+  }
+
+  return DEAL_RES_CONTINUE;
+}
+
+EDealRes sifCalcWalker(SNode *node, void *context) {
+  if (QUERY_NODE_VALUE == nodeType(node) || QUERY_NODE_NODE_LIST == nodeType(node) ||
+      QUERY_NODE_COLUMN == nodeType(node)) {
+    return DEAL_RES_CONTINUE;
+  }
+  SIFCtx *ctx = (SIFCtx *)context;
+  if (QUERY_NODE_FUNCTION == nodeType(node)) {
+    return sifWalkFunction(node, ctx);
+  }
+  if (QUERY_NODE_LOGIC_CONDITION == nodeType(node)) {
+    return sifWalkLogic(node, ctx);
+  }
+  if (QUERY_NODE_OPERATOR == nodeType(node)) {
+    return sifWalkOper(node, ctx);
+  }
+
+  qError("invalid node type for index filter calculating, type:%d", nodeType(node));
+  ctx->code = TSDB_CODE_QRY_INVALID_INPUT;
+  return DEAL_RES_ERROR;
+}
+
+void sifFreeRes(SHashObj *res) {
+  void *pIter = taosHashIterate(res, NULL);
+  while (pIter) {
+    SIFParam *p = pIter;
+    if (p) {
+      sifFreeParam(p);
+    }
+    pIter = taosHashIterate(res, pIter);
+  }
+  taosHashCleanup(res);
+}
+static int32_t sifCalculate(SNode *pNode, SIFParam *pDst) {
+  if (pNode == NULL || pDst == NULL) {
+    return TSDB_CODE_QRY_INVALID_INPUT;
+  }
+  int32_t code = 0;
+  SIFCtx  ctx = {.code = 0};
+  ctx.pRes = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT), false, HASH_NO_LOCK);
+  if (NULL == ctx.pRes) {
+    qError("index-filter failed to taosHashInit");
+    return TSDB_CODE_QRY_OUT_OF_MEMORY;
+  }
+  nodesWalkExprPostOrder(pNode, sifCalcWalker, &ctx);
+  if (ctx.code != TSDB_CODE_SUCCESS) {
+    return ctx.code;
+  }
+  if (pDst) {
+    SIFParam *res = (SIFParam *)taosHashGet(ctx.pRes, (void *)&pNode, POINTER_BYTES);
+    if (res == NULL) {
+      qError("no valid res in hash, node:(%p), type(%d)", (void *)&pNode, nodeType(pNode));
+      return TSDB_CODE_QRY_APP_ERROR;
+    }
+    taosArrayAddAll(pDst->result, res->result);
+
+    sifFreeParam(res);
+    taosHashRemove(ctx.pRes, (void *)&pNode, POINTER_BYTES);
+  }
+  return TSDB_CODE_SUCCESS;
+}
+
+int32_t doFilterTag(const SNode *pFilterNode, SArray *result) {
+  if (pFilterNode == NULL) {
+    return TSDB_CODE_SUCCESS;
+  }
+
+  SFilterInfo *filter = NULL;
+  // todo move to the initialization function
+  int32_t code = filterInitFromNode((SNode *)pFilterNode, &filter, 0);
+  if (code != TSDB_CODE_SUCCESS) {
+    return code;
+  }
+
+  SIFParam param = {0};
+  code = sifCalculate((SNode *)pFilterNode, &param);
+
+  if (code != TSDB_CODE_SUCCESS) {
+    return code;
+  }
+
+  taosArrayAddAll(result, param.result);
+  sifFreeParam(&param);
+
+  return code;
+}
+
+SIdxFltStatus idxGetFltStatus(SNode *pFilterNode) {
+  if (pFilterNode == NULL) {
+    return SFLT_NOT_INDEX;
+  }
+  // impl later
+  return SFLT_ACCURATE_INDEX;
+}

source/libs/function/inc/builtins.h

@@ -37,6 +37,7 @@ extern "C" {
 #define FUNC_MGT_WINDOW_PC_FUNC         FUNC_MGT_FUNC_CLASSIFICATION_MASK(8)
 #define FUNC_MGT_SPECIAL_DATA_REQUIRED  FUNC_MGT_FUNC_CLASSIFICATION_MASK(9)
 #define FUNC_MGT_DYNAMIC_SCAN_OPTIMIZED FUNC_MGT_FUNC_CLASSIFICATION_MASK(10)
+#define FUNC_MGT_MULTI_RES_FUNC         FUNC_MGT_FUNC_CLASSIFICATION_MASK(11)
 
 #define FUNC_MGT_TEST_MASK(val, mask) (((val) & (mask)) != 0)
 

source/libs/function/src/builtins.c

@@ -203,9 +203,9 @@ static int32_t translateLastRow(SFunctionNode* pFunc, char* pErrBuf, int32_t len
 }
 
 static int32_t translateFirstLast(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
-  // first(*)/first(col_list) has been rewritten as first(col)
+  // first(col_list) will be rewritten as first(col)
   if (1 != LIST_LENGTH(pFunc->pParameterList)) {
-    return invaildFuncParaNumErrMsg(pErrBuf, len, pFunc->functionName);
+    return TSDB_CODE_SUCCESS;
   }
 
   SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
@@ -370,6 +370,20 @@ static int32_t translateTimeDiff(SFunctionNode* pFunc, char* pErrBuf, int32_t le
   return TSDB_CODE_SUCCESS;
 }
 
+static int32_t translateToJson(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
+  if (1 != LIST_LENGTH(pFunc->pParameterList)) {
+    return invaildFuncParaNumErrMsg(pErrBuf, len, pFunc->functionName);
+  }
+
+  SExprNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
+  if (QUERY_NODE_VALUE != nodeType(pPara) || (!IS_VAR_DATA_TYPE(pPara->resType.type))) {
+    return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName);
+  }
+
+  pFunc->node.resType = (SDataType) { .bytes = tDataTypes[TSDB_DATA_TYPE_JSON].bytes, .type = TSDB_DATA_TYPE_JSON};
+  return TSDB_CODE_SUCCESS;
+}
+
 const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "count",
@@ -475,7 +489,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "last_row",
     .type = FUNCTION_TYPE_LAST_ROW,
-    .classification = FUNC_MGT_AGG_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
     .translateFunc = translateLastRow,
     .getEnvFunc   = getMinmaxFuncEnv,
     .initFunc     = maxFunctionSetup,
@@ -485,7 +499,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "first",
     .type = FUNCTION_TYPE_FIRST,
-    .classification = FUNC_MGT_AGG_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
     .translateFunc = translateFirstLast,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -495,7 +509,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "last",
     .type = FUNCTION_TYPE_LAST,
-    .classification = FUNC_MGT_AGG_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
     .translateFunc = translateFirstLast,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -871,6 +885,16 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
     .initFunc     = NULL,
     .sprocessFunc = winDurFunction,
     .finalizeFunc = NULL
+  },
+  {
+    .name = "to_json",
+    .type = FUNCTION_TYPE_TO_JSON,
+    .classification = FUNC_MGT_SCALAR_FUNC,
+    .translateFunc = translateToJson,
+    .getEnvFunc   = NULL,
+    .initFunc     = NULL,
+    .sprocessFunc = NULL,
+    .finalizeFunc = NULL
   }
 };
 

source/libs/function/src/functionMgt.c

@@ -138,6 +138,10 @@ bool fmIsDynamicScanOptimizedFunc(int32_t funcId) {
   return isSpecificClassifyFunc(funcId, FUNC_MGT_DYNAMIC_SCAN_OPTIMIZED);
 }
 
+bool fmIsMultiResFunc(int32_t funcId) {
+  return isSpecificClassifyFunc(funcId, FUNC_MGT_MULTI_RES_FUNC);
+}
+
 void fmFuncMgtDestroy() {
   void* m = gFunMgtService.pFuncNameHashTable;
   if (m != NULL && atomic_val_compare_exchange_ptr((void**)&gFunMgtService.pFuncNameHashTable, m, 0) == m) {

source/libs/nodes/src/nodesUtilFuncs.c

@@ -84,6 +84,8 @@ SNodeptr nodesMakeNode(ENodeType type) {
       return makeNode(type, sizeof(SIndexOptions));
     case QUERY_NODE_EXPLAIN_OPTIONS:
       return makeNode(type, sizeof(SExplainOptions));
+    case QUERY_NODE_STREAM_OPTIONS:
+      return makeNode(type, sizeof(SStreamOptions));
     case QUERY_NODE_SET_OPERATOR:
       return makeNode(type, sizeof(SSetOperator));
     case QUERY_NODE_SELECT_STMT:
@@ -146,6 +148,19 @@ SNodeptr nodesMakeNode(ENodeType type) {
       return makeNode(type, sizeof(SDescribeStmt));
     case QUERY_NODE_RESET_QUERY_CACHE_STMT:
       return makeNode(type, sizeof(SNode));
+    case QUERY_NODE_COMPACT_STMT:
+    case QUERY_NODE_CREATE_FUNCTION_STMT:
+    case QUERY_NODE_DROP_FUNCTION_STMT:
+      break;
+    case QUERY_NODE_CREATE_STREAM_STMT:
+      return makeNode(type, sizeof(SCreateStreamStmt));
+    case QUERY_NODE_DROP_STREAM_STMT:
+      return makeNode(type, sizeof(SDropStreamStmt));
+    case QUERY_NODE_MERGE_VGROUP_STMT:
+    case QUERY_NODE_REDISTRIBUTE_VGROUP_STMT:
+    case QUERY_NODE_SPLIT_VGROUP_STMT:
+    case QUERY_NODE_SYNCDB_STMT:
+      break;
     case QUERY_NODE_SHOW_DNODES_STMT:
     case QUERY_NODE_SHOW_MNODES_STMT:
     case QUERY_NODE_SHOW_MODULES_STMT:
@@ -169,7 +184,16 @@ SNodeptr nodesMakeNode(ENodeType type) {
     case QUERY_NODE_SHOW_CONFIGS_STMT:
     case QUERY_NODE_SHOW_QUERIES_STMT:
     case QUERY_NODE_SHOW_VNODES_STMT:
+    case QUERY_NODE_SHOW_APPS_STMT:
+    case QUERY_NODE_SHOW_SCORES_STMT:
+    case QUERY_NODE_SHOW_VARIABLE_STMT:
+    case QUERY_NODE_SHOW_CREATE_DATABASE_STMT:
+    case QUERY_NODE_SHOW_CREATE_TABLE_STMT:
+    case QUERY_NODE_SHOW_CREATE_STABLE_STMT:
       return makeNode(type, sizeof(SShowStmt));
+    case QUERY_NODE_KILL_CONNECTION_STMT:
+    case QUERY_NODE_KILL_QUERY_STMT:
+      return makeNode(type, sizeof(SKillStmt));
     case QUERY_NODE_LOGIC_PLAN_SCAN:
       return makeNode(type, sizeof(SScanLogicNode));
     case QUERY_NODE_LOGIC_PLAN_JOIN:
@@ -675,6 +699,7 @@ int32_t nodesListAppend(SNodeList* pList, SNodeptr pNode) {
   if (NULL != pList->pTail) {
     pList->pTail->pNext = p;
   }
+  p->pPrev = pList->pTail;
   pList->pTail = p;
   ++(pList->length);
   return TSDB_CODE_SUCCESS;

source/libs/parser/inc/parAst.h

@@ -86,6 +86,7 @@ SNode* createColumnNode(SAstCreateContext* pCxt, SToken* pTableAlias, SToken* pC
 SNode* createValueNode(SAstCreateContext* pCxt, int32_t dataType, const SToken* pLiteral);
 SNode* createDurationValueNode(SAstCreateContext* pCxt, const SToken* pLiteral);
 SNode* createDefaultDatabaseCondValue(SAstCreateContext* pCxt);
+SNode* createPlaceholderValueNode(SAstCreateContext* pCxt);
 SNode* setProjectionAlias(SAstCreateContext* pCxt, SNode* pNode, const SToken* pAlias);
 SNode* createLogicConditionNode(SAstCreateContext* pCxt, ELogicConditionType type, SNode* pParam1, SNode* pParam2);
 SNode* createOperatorNode(SAstCreateContext* pCxt, EOperatorType type, SNode* pLeft, SNode* pRight);
@@ -166,8 +167,9 @@ SNode* createResetQueryCacheStmt(SAstCreateContext* pCxt);
 SNode* createCompactStmt(SAstCreateContext* pCxt, SNodeList* pVgroups);
 SNode* createCreateFunctionStmt(SAstCreateContext* pCxt, bool aggFunc, const SToken* pFuncName, const SToken* pLibPath, SDataType dataType, int32_t bufSize);
 SNode* createDropFunctionStmt(SAstCreateContext* pCxt, const SToken* pFuncName);
-SNode* createCreateStreamStmt(SAstCreateContext* pCxt, const SToken* pStreamName, const SToken* pTableName, SNode* pQuery);
+SNode* createStreamOptions(SAstCreateContext* pCxt);
-SNode* createDropStreamStmt(SAstCreateContext* pCxt, const SToken* pStreamName);
+SNode* createCreateStreamStmt(SAstCreateContext* pCxt, bool ignoreExists, const SToken* pStreamName, SNode* pRealTable, SNode* pOptions, SNode* pQuery);
+SNode* createDropStreamStmt(SAstCreateContext* pCxt, bool ignoreNotExists, const SToken* pStreamName);
 SNode* createKillStmt(SAstCreateContext* pCxt, ENodeType type, const SToken* pId);
 SNode* createMergeVgroupStmt(SAstCreateContext* pCxt, const SToken* pVgId1, const SToken* pVgId2);
 SNode* createRedistributeVgroupStmt(SAstCreateContext* pCxt, const SToken* pVgId, SNodeList* pDnodes);

source/libs/parser/inc/sql.y

@@ -293,6 +293,7 @@ tags_def(A) ::= TAGS NK_LP column_def_list(B) NK_RP.
 table_options(A) ::= .                                                            { A = createTableOptions(pCxt); }
 table_options(A) ::= table_options(B) COMMENT NK_STRING(C).                       { ((STableOptions*)B)->pComments = (SValueNode*)createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &C); A = B; }
 table_options(A) ::= table_options(B) KEEP integer_list(C).                       { ((STableOptions*)B)->pKeep = C; A = B; }
+table_options(A) ::= table_options(B) KEEP variable_list(C).                      { ((STableOptions*)B)->pKeep = C; A = B; }
 table_options(A) ::= table_options(B) TTL NK_INTEGER(C).                          { ((STableOptions*)B)->pTtl = (SValueNode*)createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &C); A = B; }
 table_options(A) ::= table_options(B) SMA NK_LP col_name_list(C) NK_RP.           { ((STableOptions*)B)->pSma = C; A = B; }
 table_options(A) ::= table_options(B) ROLLUP NK_LP func_name_list(C) NK_RP.       { ((STableOptions*)B)->pFuncs = C; A = B; }
@@ -306,6 +307,7 @@ alter_table_options(A) ::= alter_table_options(B) alter_table_option(C).
 %destructor alter_table_option                                                    { }
 alter_table_option(A) ::= COMMENT NK_STRING(B).                                   { A.type = TABLE_OPTION_COMMENT; A.pVal = (SValueNode*)createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }
 alter_table_option(A) ::= KEEP integer_list(B).                                   { A.type = TABLE_OPTION_KEEP; A.pList = B; }
+alter_table_option(A) ::= KEEP variable_list(B).                                  { A.type = TABLE_OPTION_KEEP; A.pList = B; }
 alter_table_option(A) ::= TTL NK_INTEGER(B).                                      { A.type = TABLE_OPTION_TTL; A.pVal = (SValueNode*)createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B); }
 
 %type col_name_list                                                               { SNodeList* }
@@ -424,8 +426,17 @@ bufsize_opt(A) ::= .
 bufsize_opt(A) ::= BUFSIZE NK_INTEGER(B).                                         { A = strtol(B.z, NULL, 10); }
 
 /************************************************ create/drop stream **************************************************/
-cmd ::= CREATE STREAM stream_name(A) INTO table_name(B) AS query_expression(C).   { pCxt->pRootNode = createCreateStreamStmt(pCxt, &A, &B, C); }
+cmd ::= CREATE STREAM not_exists_opt(E) stream_name(A)
-cmd ::= DROP STREAM stream_name(A).                                               { pCxt->pRootNode = createDropStreamStmt(pCxt, &A); }
+  stream_options(B) into_opt(C) AS query_expression(D).                           { pCxt->pRootNode = createCreateStreamStmt(pCxt, E, &A, B, C, D); }
+cmd ::= DROP STREAM exists_opt(A) stream_name(B).                                 { pCxt->pRootNode = createDropStreamStmt(pCxt, A, &B); }
+
+into_opt(A) ::= .                                                                 { A = NULL; }
+into_opt(A) ::= INTO full_table_name(B).                                          { A = B; }
+
+stream_options(A) ::= .                                                           { A = createStreamOptions(pCxt); }
+stream_options(A) ::= stream_options(B) TRIGGER AT_ONCE.                          { ((SStreamOptions*)B)->triggerType = STREAM_TRIGGER_AT_ONCE; A = B; }
+stream_options(A) ::= stream_options(B) TRIGGER WINDOW_CLOSE.                     { ((SStreamOptions*)B)->triggerType = STREAM_TRIGGER_WINDOW_CLOSE; A = B; }
+stream_options(A) ::= stream_options(B) WATERMARK duration_literal(C).            { ((SStreamOptions*)B)->pWatermark = releaseRawExprNode(pCxt, C); A = B; }
 
 /************************************************ kill connection/query ***********************************************/
 cmd ::= KILL CONNECTION NK_INTEGER(A).                                            { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_CONNECTION_STMT, &A); }
@@ -455,6 +466,7 @@ literal(A) ::= NK_BOOL(B).
 literal(A) ::= TIMESTAMP(B) NK_STRING(C).                                         { A = createRawExprNodeExt(pCxt, &B, &C, createValueNode(pCxt, TSDB_DATA_TYPE_TIMESTAMP, &C)); }
 literal(A) ::= duration_literal(B).                                               { A = B; }
 literal(A) ::= NULL(B).                                                           { A = createRawExprNode(pCxt, &B, createValueNode(pCxt, TSDB_DATA_TYPE_NULL, NULL)); }
+literal(A) ::= NK_QUESTION(B).                                                    { A = createRawExprNode(pCxt, &B, createPlaceholderValueNode(pCxt)); }
 
 duration_literal(A) ::= NK_VARIABLE(B).                                           { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }
 
@@ -501,10 +513,6 @@ column_name(A) ::= NK_ID(B).
 %type function_name                                                               { SToken }
 %destructor function_name                                                         { }
 function_name(A) ::= NK_ID(B).                                                    { A = B; }
-function_name(A) ::= FIRST(B).                                                    { A = B; }
-function_name(A) ::= LAST(B).                                                     { A = B; }
-function_name(A) ::= NOW(B).                                                      { A = B; }
-function_name(A) ::= TODAY(B).                                                    { A = B; }
 
 %type table_alias                                                                 { SToken }
 %destructor table_alias                                                           { }
@@ -532,13 +540,9 @@ stream_name(A) ::= NK_ID(B).
 
 /************************************************ expression **********************************************************/
 expression(A) ::= literal(B).                                                     { A = B; }
-//expression(A) ::= NK_QUESTION(B).                                                 { A = B; }
 expression(A) ::= pseudo_column(B).                                               { A = B; }
 expression(A) ::= column_reference(B).                                            { A = B; }
-expression(A) ::= function_name(B) NK_LP expression_list(C) NK_RP(D).             { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
+expression(A) ::= function_expression(B).                                         { A = B; }
-expression(A) ::= function_name(B) NK_LP NK_STAR(C) NK_RP(D).                     { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, createNodeList(pCxt, createColumnNode(pCxt, NULL, &C)))); }
-expression(A) ::= function_name(B) NK_LP NK_RP(D).                                { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNodeNoParam(pCxt, &B)); }
-expression(A) ::= CAST(B) NK_LP expression(C) AS type_name(D) NK_RP(E).           { A = createRawExprNodeExt(pCxt, &B, &E, createCastFunctionNode(pCxt, releaseRawExprNode(pCxt, C), D)); }
 //expression(A) ::= case_expression(B).                                             { A = B; }
 expression(A) ::= subquery(B).                                                    { A = B; }
 expression(A) ::= NK_LP(B) expression(C) NK_RP(D).                                { A = createRawExprNodeExt(pCxt, &B, &D, releaseRawExprNode(pCxt, C)); }
@@ -575,6 +579,10 @@ expression(A) ::= expression(B) NK_REM expression(C).
                                                                                     SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                     A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_MOD, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C))); 
                                                                                   }
+expression(A) ::= column_reference(B) NK_ARROW NK_STRING(C).                      {
+                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
+                                                                                    A = createRawExprNodeExt(pCxt, &s, &C, createOperatorNode(pCxt, OP_TYPE_JSON_GET_VALUE, releaseRawExprNode(pCxt, B), createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &C))); 
+                                                                                  }
 
 %type expression_list                                                             { SNodeList* }
 %destructor expression_list                                                       { nodesDestroyList($$); }
@@ -584,8 +592,6 @@ expression_list(A) ::= expression_list(B) NK_COMMA expression(C).
 column_reference(A) ::= column_name(B).                                           { A = createRawExprNode(pCxt, &B, createColumnNode(pCxt, NULL, &B)); }
 column_reference(A) ::= table_name(B) NK_DOT column_name(C).                      { A = createRawExprNodeExt(pCxt, &B, &C, createColumnNode(pCxt, &B, &C)); }
 
-//pseudo_column(A) ::=  NOW(B).                                                     { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
-//pseudo_column(A) ::=  TODAY(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
 pseudo_column(A) ::= ROWTS(B).                                                    { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
 pseudo_column(A) ::= TBNAME(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
 pseudo_column(A) ::= QSTARTTS(B).                                                 { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
@@ -594,6 +600,36 @@ pseudo_column(A) ::=  WSTARTTS(B).
 pseudo_column(A) ::= WENDTS(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
 pseudo_column(A) ::= WDURATION(B).                                                { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
 
+function_expression(A) ::= function_name(B) NK_LP expression_list(C) NK_RP(D).    { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
+function_expression(A) ::= star_func(B) NK_LP star_func_para_list(C) NK_RP(D).    { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
+function_expression(A) ::= CAST(B) NK_LP expression(C) AS type_name(D) NK_RP(E).  { A = createRawExprNodeExt(pCxt, &B, &E, createCastFunctionNode(pCxt, releaseRawExprNode(pCxt, C), D)); }
+function_expression(A) ::= noarg_func(B) NK_LP NK_RP(C).                          { A = createRawExprNodeExt(pCxt, &B, &C, createFunctionNode(pCxt, &B, NULL)); }
+
+%type noarg_func                                                                  { SToken }
+%destructor noarg_func                                                            { }
+noarg_func(A) ::= NOW(B).                                                         { A = B; }
+noarg_func(A) ::= TODAY(B).                                                       { A = B; }
+
+%type star_func                                                                   { SToken }
+%destructor star_func                                                             { }
+star_func(A) ::= COUNT(B).                                                        { A = B; }
+star_func(A) ::= FIRST(B).                                                        { A = B; }
+star_func(A) ::= LAST(B).                                                         { A = B; }
+star_func(A) ::= LAST_ROW(B).                                                     { A = B; }
+
+%type star_func_para_list                                                         { SNodeList* }
+%destructor star_func_para_list                                                   { nodesDestroyList($$); }
+star_func_para_list(A) ::= NK_STAR(B).                                            { A = createNodeList(pCxt, createColumnNode(pCxt, NULL, &B)); }
+star_func_para_list(A) ::= other_para_list(B).                                    { A = B; }
+
+%type other_para_list                                                             { SNodeList* }
+%destructor other_para_list                                                       { nodesDestroyList($$); }
+other_para_list(A) ::= star_func_para(B).                                         { A = createNodeList(pCxt, B); }
+other_para_list(A) ::= other_para_list(B) NK_COMMA star_func_para(C).             { A = addNodeToList(pCxt, B, C); }
+
+star_func_para(A) ::= expression(B).                                              { A = releaseRawExprNode(pCxt, B); }
+star_func_para(A) ::= table_name(B) NK_DOT NK_STAR(C).                            { A = createColumnNode(pCxt, &B, &C); }
+
 /************************************************ predicate ***********************************************************/
 predicate(A) ::= expression(B) compare_op(C) expression(D).                       {
                                                                                     SToken s = getTokenFromRawExprNode(pCxt, B);
@@ -637,6 +673,7 @@ compare_op(A) ::= LIKE.
 compare_op(A) ::= NOT LIKE.                                                       { A = OP_TYPE_NOT_LIKE; }
 compare_op(A) ::= MATCH.                                                          { A = OP_TYPE_MATCH; }
 compare_op(A) ::= NMATCH.                                                         { A = OP_TYPE_NMATCH; }
+compare_op(A) ::= CONTAINS.                                                       { A = OP_TYPE_JSON_CONTAINS; }
 
 %type in_op                                                                       { EOperatorType }
 %destructor in_op                                                                 { }

source/libs/parser/src/parAstCreater.c

@@ -305,6 +305,13 @@ SNode* createDefaultDatabaseCondValue(SAstCreateContext* pCxt) {
   return (SNode*)val;
 }
 
+SNode* createPlaceholderValueNode(SAstCreateContext* pCxt) {
+  SValueNode* val = (SValueNode*)nodesMakeNode(QUERY_NODE_VALUE);
+  CHECK_OUT_OF_MEM(val);
+  // todo
+  return (SNode*)val;
+}
+
 SNode* createLogicConditionNode(SAstCreateContext* pCxt, ELogicConditionType type, SNode* pParam1, SNode* pParam2) {
   SLogicConditionNode* cond = (SLogicConditionNode*)nodesMakeNode(QUERY_NODE_LOGIC_CONDITION);
   CHECK_OUT_OF_MEM(cond);
@@ -944,6 +951,18 @@ SNode* createShowStmt(SAstCreateContext* pCxt, ENodeType type, SNode* pDbName, S
   return (SNode*)pStmt;
 }
 
+SNode* createShowCreateDatabaseStmt(SAstCreateContext* pCxt, const SToken* pDbName) {
+  SNode* pStmt = nodesMakeNode(QUERY_NODE_SHOW_CREATE_DATABASE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  return pStmt;
+}
+
+SNode* createShowCreateTableStmt(SAstCreateContext* pCxt, ENodeType type, SNode* pRealTable) {
+  SNode* pStmt = nodesMakeNode(type);
+  CHECK_OUT_OF_MEM(pStmt);
+  return pStmt;
+}
+
 SNode* createCreateUserStmt(SAstCreateContext* pCxt, SToken* pUserName, const SToken* pPassword) {
   char password[TSDB_USET_PASSWORD_LEN] = {0};
   if (!checkUserName(pCxt, pUserName) || !checkPassword(pCxt, pPassword, password)) {
@@ -1175,16 +1194,34 @@ SNode* createDropFunctionStmt(SAstCreateContext* pCxt, const SToken* pFuncName)
   return pStmt;
 }
 
-SNode* createCreateStreamStmt(SAstCreateContext* pCxt, const SToken* pStreamName, const SToken* pTableName, SNode* pQuery) {
+SNode* createStreamOptions(SAstCreateContext* pCxt) {
-  SNode* pStmt = nodesMakeNode(QUERY_NODE_CREATE_STREAM_STMT);
+  SStreamOptions* pOptions = nodesMakeNode(QUERY_NODE_STREAM_OPTIONS);
-  CHECK_OUT_OF_MEM(pStmt);
+  CHECK_OUT_OF_MEM(pOptions);
-  return pStmt;
+  pOptions->triggerType = STREAM_TRIGGER_AT_ONCE;
+  return (SNode*)pOptions;
 }
 
-SNode* createDropStreamStmt(SAstCreateContext* pCxt, const SToken* pStreamName) {
+SNode* createCreateStreamStmt(SAstCreateContext* pCxt, bool ignoreExists, const SToken* pStreamName, SNode* pRealTable, SNode* pOptions, SNode* pQuery) {
-  SNode* pStmt = nodesMakeNode(QUERY_NODE_DROP_STREAM_STMT);
+  SCreateStreamStmt* pStmt = nodesMakeNode(QUERY_NODE_CREATE_STREAM_STMT);
   CHECK_OUT_OF_MEM(pStmt);
-  return pStmt;
+  strncpy(pStmt->streamName, pStreamName->z, pStreamName->n);
+  if (NULL != pRealTable) {
+    strcpy(pStmt->targetDbName, ((SRealTableNode*)pRealTable)->table.dbName);
+    strcpy(pStmt->targetTabName, ((SRealTableNode*)pRealTable)->table.tableName);
+    nodesDestroyNode(pRealTable);
+  }
+  pStmt->ignoreExists = ignoreExists;
+  pStmt->pOptions = (SStreamOptions*)pOptions;
+  pStmt->pQuery = pQuery;
+  return (SNode*)pStmt;
+}
+
+SNode* createDropStreamStmt(SAstCreateContext* pCxt, bool ignoreNotExists, const SToken* pStreamName) {
+  SDropStreamStmt* pStmt = nodesMakeNode(QUERY_NODE_DROP_STREAM_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  strncpy(pStmt->streamName, pStreamName->z, pStreamName->n);
+  pStmt->ignoreNotExists = ignoreNotExists;
+  return (SNode*)pStmt;
 }
 
 SNode* createKillStmt(SAstCreateContext* pCxt, ENodeType type, const SToken* pId) {

source/libs/parser/src/parTokenizer.c

@@ -39,6 +39,7 @@ static SKeyword keywordTable[] = {
     {"APPS",          TK_APPS},
     {"AS",            TK_AS},
     {"ASC",           TK_ASC},
+    {"AT_ONCE",       TK_AT_ONCE},
     {"BETWEEN",       TK_BETWEEN},
     {"BINARY",        TK_BINARY},
     {"BIGINT",        TK_BIGINT},
@@ -50,6 +51,7 @@ static SKeyword keywordTable[] = {
     {"BY",            TK_BY},
     {"CACHE",         TK_CACHE},
     {"CACHELAST",     TK_CACHELAST},
+    {"CAST",          TK_CAST},
     {"COLUMN",        TK_COLUMN},
     {"COMMENT",       TK_COMMENT},
     {"COMP",          TK_COMP},
@@ -57,6 +59,7 @@ static SKeyword keywordTable[] = {
     {"CONNS",         TK_CONNS},
     {"CONNECTION",    TK_CONNECTION},
     {"CONNECTIONS",   TK_CONNECTIONS},
+    {"COUNT",         TK_COUNT},
     {"CREATE",        TK_CREATE},
     {"DATABASE",      TK_DATABASE},
     {"DATABASES",     TK_DATABASES},
@@ -100,6 +103,7 @@ static SKeyword keywordTable[] = {
     {"KEEP",          TK_KEEP},
     {"KILL",          TK_KILL},
     {"LAST",          TK_LAST},
+    {"LAST_ROW",      TK_LAST_ROW},
     {"LICENCE",       TK_LICENCE},
     {"LIKE",          TK_LIKE},
     {"LIMIT",         TK_LIMIT},
@@ -132,10 +136,8 @@ static SKeyword keywordTable[] = {
     {"PRECISION",     TK_PRECISION},
     {"PRIVILEGE",     TK_PRIVILEGE},
     {"PREV",          TK_PREV},
-    {"_QENDTS",       TK_QENDTS},
     {"QNODE",         TK_QNODE},
     {"QNODES",        TK_QNODES},
-    {"_QSTARTTS",     TK_QSTARTTS},
     {"QTIME",         TK_QTIME},
     {"QUERIES",       TK_QUERIES},
     {"QUERY",         TK_QUERY},
@@ -145,7 +147,6 @@ static SKeyword keywordTable[] = {
     {"RESET",         TK_RESET},
     {"RETENTIONS",    TK_RETENTIONS},
     {"ROLLUP",        TK_ROLLUP},
-    {"_ROWTS",        TK_ROWTS},
     {"SCORES",        TK_SCORES},
     {"SELECT",        TK_SELECT},
     {"SESSION",       TK_SESSION},
@@ -178,6 +179,7 @@ static SKeyword keywordTable[] = {
     {"TODAY",         TK_TODAY},
     {"TOPIC",         TK_TOPIC},
     {"TOPICS",        TK_TOPICS},
+    {"TRIGGER",       TK_TRIGGER},
     {"TSERIES",       TK_TSERIES},
     {"TTL",           TK_TTL},
     {"UNION",         TK_UNION},
@@ -194,9 +196,14 @@ static SKeyword keywordTable[] = {
     {"VGROUPS",       TK_VGROUPS},
     {"VNODES",        TK_VNODES},
     {"WAL",           TK_WAL},
+    {"WATERMARK",     TK_WATERMARK},
+    {"WHERE",         TK_WHERE},
+    {"WINDOW_CLOSE",  TK_WINDOW_CLOSE},
+    {"_QENDTS",       TK_QENDTS},
+    {"_QSTARTTS",     TK_QSTARTTS},
+    {"_ROWTS",        TK_ROWTS},
     {"_WDURATION",    TK_WDURATION},
     {"_WENDTS",       TK_WENDTS},
-    {"WHERE",         TK_WHERE},
     {"_WSTARTTS",     TK_WSTARTTS},
     // {"ID",           TK_ID},
     // {"STRING",       TK_STRING},
@@ -260,7 +267,6 @@ static SKeyword keywordTable[] = {
     // {"RESTRICT",     TK_RESTRICT},
     // {"ROW",          TK_ROW},
     // {"STATEMENT",    TK_STATEMENT},
-    // {"TRIGGER",      TK_TRIGGER},
     // {"VIEW",         TK_VIEW},
     // {"SEMI",         TK_SEMI},
     // {"PARTITIONS",   TK_PARTITIONS},
@@ -345,6 +351,9 @@ uint32_t tGetToken(const char* z, uint32_t* tokenId) {
         }
         *tokenId = TK_NK_COMMENT;
         return i;
+      } else if (z[1] == '>') {
+        *tokenId = TK_NK_ARROW;
+        return 2;
       }
       *tokenId = TK_NK_MINUS;
       return 1;

source/libs/parser/src/parTranslater.c

@@ -770,92 +770,165 @@ static int32_t createAllColumns(STranslateContext* pCxt, SNodeList** pCols) {
   return TSDB_CODE_SUCCESS;
 }
 
-static bool isFirstLastFunc(SFunctionNode* pFunc) {
+static bool isMultiResFunc(SNode* pNode) {
-  return (FUNCTION_TYPE_FIRST == pFunc->funcType || FUNCTION_TYPE_LAST == pFunc->funcType);
+  if (QUERY_NODE_FUNCTION != nodeType(pNode) || !fmIsMultiResFunc(((SFunctionNode*)pNode)->funcId)) {
-}
-
-static bool isFirstLastStar(SNode* pNode) {
-  if (QUERY_NODE_FUNCTION != nodeType(pNode) || !isFirstLastFunc((SFunctionNode*)pNode)) {
     return false;
   }
   SNodeList* pParameterList = ((SFunctionNode*)pNode)->pParameterList;
-  if (LIST_LENGTH(pParameterList) != 1) {
+  if (LIST_LENGTH(pParameterList) > 1) {
-    return false;
+    return true;
   }
   SNode* pParam = nodesListGetNode(pParameterList, 0);
   return (QUERY_NODE_COLUMN == nodeType(pParam) ? 0 == strcmp(((SColumnNode*)pParam)->colName, "*") : false);
 }
 
-static SNode* createFirstLastFunc(SFunctionNode* pSrcFunc, SColumnNode* pCol) {
+static SNode* createMultiResFunc(SFunctionNode* pSrcFunc, SExprNode* pExpr) {
   SFunctionNode* pFunc = nodesMakeNode(QUERY_NODE_FUNCTION);
   if (NULL == pFunc) {
     return NULL;
   }
   pFunc->pParameterList = nodesMakeList();
-  if (NULL == pFunc->pParameterList || TSDB_CODE_SUCCESS != nodesListAppend(pFunc->pParameterList, pCol)) {
+  if (NULL == pFunc->pParameterList || TSDB_CODE_SUCCESS != nodesListStrictAppend(pFunc->pParameterList, nodesCloneNode(pExpr))) {
     nodesDestroyNode(pFunc);
     return NULL;
   }
 
-  pFunc->node.resType = pCol->node.resType;
+  pFunc->node.resType = pExpr->resType;
   pFunc->funcId = pSrcFunc->funcId;
   pFunc->funcType = pSrcFunc->funcType;
   strcpy(pFunc->functionName, pSrcFunc->functionName);
-  snprintf(pFunc->node.aliasName, sizeof(pFunc->node.aliasName),
+  char buf[TSDB_FUNC_NAME_LEN + TSDB_TABLE_NAME_LEN + TSDB_COL_NAME_LEN];
-           (FUNCTION_TYPE_FIRST == pSrcFunc->funcType ? "first(%s)" : "last(%s)"), pCol->colName);
+  int32_t len = 0;
+  if (QUERY_NODE_COLUMN == nodeType(pExpr)) {
+    SColumnNode* pCol = (SColumnNode*)pExpr;
+    len = snprintf(buf, sizeof(buf), "%s(%s.%s)", pSrcFunc->functionName, pCol->tableAlias, pCol->colName);
+  } else {
+    len = snprintf(buf, sizeof(buf), "%s(%s)", pSrcFunc->functionName, pExpr->aliasName);
+  }
+  strncpy(pFunc->node.aliasName, buf, TMIN(len, sizeof(pFunc->node.aliasName) - 1));
 
   return (SNode*)pFunc;
 }
 
-static int32_t createFirstLastAllCols(STranslateContext* pCxt, SFunctionNode* pSrcFunc, SNodeList** pOutput) {
+static int32_t findTable(STranslateContext* pCxt, const char* pTableAlias, STableNode** pOutput) {
-  SNodeList* pCols = NULL;
-  if (TSDB_CODE_SUCCESS != createAllColumns(pCxt, &pCols)) {
-    return TSDB_CODE_OUT_OF_MEMORY;
-  }
-
-  SNodeList* pFuncs = nodesMakeList();
-  if (NULL == pFuncs) {
-    return TSDB_CODE_OUT_OF_MEMORY;
-  }
-  SNode* pCol = NULL;
-  FOREACH(pCol, pCols) {
-    if (TSDB_CODE_SUCCESS != nodesListStrictAppend(pFuncs, createFirstLastFunc(pSrcFunc, (SColumnNode*)pCol))) {
-      nodesDestroyNode(pFuncs);
-      return TSDB_CODE_OUT_OF_MEMORY;
-    }
-  }
-
-  *pOutput = pFuncs;
-  return TSDB_CODE_SUCCESS;
-}
-
-static bool isTableStar(SNode* pNode) {
-  return (QUERY_NODE_COLUMN == nodeType(pNode)) && (0 == strcmp(((SColumnNode*)pNode)->colName, "*"));
-}
-
-static int32_t createTableAllCols(STranslateContext* pCxt, SColumnNode* pCol, SNodeList** pOutput) {
-  *pOutput = nodesMakeList();
-  if (NULL == *pOutput) {
-    return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
-  }
-  bool foundTable = false;
   SArray* pTables = taosArrayGetP(pCxt->pNsLevel, pCxt->currLevel);
   size_t  nums = taosArrayGetSize(pTables);
   for (size_t i = 0; i < nums; ++i) {
     STableNode* pTable = taosArrayGetP(pTables, i);
-    if (0 == strcmp(pTable->tableAlias, pCol->tableAlias)) {
+    if (NULL == pTableAlias || 0 == strcmp(pTable->tableAlias, pTableAlias)) {
-      int32_t code = createColumnNodeByTable(pCxt, pTable, *pOutput);
+      *pOutput = pTable;
-      if (TSDB_CODE_SUCCESS != code) {
+      return TSDB_CODE_SUCCESS;
-        return code;
     }
-      foundTable = true;
+  }
+  return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_TABLE_NOT_EXIST, pTableAlias);
+}
+
+static int32_t createTableAllCols(STranslateContext* pCxt, SColumnNode* pCol, SNodeList** pOutput) {
+  STableNode* pTable = NULL;
+  int32_t code = findTable(pCxt, pCol->tableAlias, &pTable);
+  if (TSDB_CODE_SUCCESS == code && NULL == *pOutput) {
+    *pOutput = nodesMakeList();
+    if (NULL == *pOutput) {
+      code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
+    }
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = createColumnNodeByTable(pCxt, pTable, *pOutput);
+  }
+  return code;
+}
+
+static bool isStar(SNode* pNode) {
+  return (QUERY_NODE_COLUMN == nodeType(pNode)) && ('\0' == ((SColumnNode*)pNode)->tableAlias[0]) && (0 == strcmp(((SColumnNode*)pNode)->colName, "*"));
+}
+
+static bool isTableStar(SNode* pNode) {
+  return (QUERY_NODE_COLUMN == nodeType(pNode)) && ('\0' != ((SColumnNode*)pNode)->tableAlias[0]) && (0 == strcmp(((SColumnNode*)pNode)->colName, "*"));
+}
+
+static int32_t createMultiResFuncsParas(STranslateContext* pCxt, SNodeList* pSrcParas, SNodeList** pOutput) {
+  int32_t code = TSDB_CODE_SUCCESS;
+
+  SNodeList* pExprs = NULL;
+  SNode* pPara = NULL;
+  FOREACH(pPara, pSrcParas) {
+    if (isStar(pPara)) {
+      code = createAllColumns(pCxt, &pExprs);
+      // The syntax definition ensures that * and other parameters do not appear at the same time
+      break;
+    } else if (isTableStar(pPara)) {
+      code = createTableAllCols(pCxt, (SColumnNode*)pPara, &pExprs);
+    } else {
+      code = nodesListMakeStrictAppend(&pExprs, nodesCloneNode(pPara));
+    }
+    if (TSDB_CODE_SUCCESS != code) {
       break;
     }
   }
-  if (!foundTable) {
+
-    return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_TABLE_NOT_EXIST, pCol->tableAlias);
+  if (TSDB_CODE_SUCCESS == code) {
+    *pOutput = pExprs;
+  } else {
+    nodesDestroyList(pExprs);
   }
-  return TSDB_CODE_SUCCESS;
+
+  return code;
+}
+
+static int32_t createMultiResFuncs(SFunctionNode* pSrcFunc, SNodeList* pExprs, SNodeList** pOutput) {
+  SNodeList* pFuncs = nodesMakeList();
+  if (NULL == pFuncs) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+
+  int32_t code = TSDB_CODE_SUCCESS;
+  SNode* pExpr = NULL;
+  FOREACH(pExpr, pExprs) {
+    code = nodesListStrictAppend(pFuncs, createMultiResFunc(pSrcFunc, (SExprNode*)pExpr));
+    if (TSDB_CODE_SUCCESS != code) {
+      break;
+    }
+  }
+
+  if (TSDB_CODE_SUCCESS == code) {
+    *pOutput = pFuncs;
+  } else {
+    nodesDestroyList(pFuncs);
+  }
+
+  return code;
+}
+
+static int32_t createMultiResFuncsFromStar(STranslateContext* pCxt, SFunctionNode* pSrcFunc, SNodeList** pOutput) {
+  SNodeList* pExprs = NULL;
+  int32_t code = createMultiResFuncsParas(pCxt, pSrcFunc->pParameterList, &pExprs);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = createMultiResFuncs(pSrcFunc, pExprs, pOutput);
+  }
+
+  if (TSDB_CODE_SUCCESS != code) {
+    nodesDestroyList(pExprs);
+  }
+
+  return code;
+}
+
+static bool isCountStar(SNode* pNode) {
+  if (QUERY_NODE_FUNCTION != nodeType(pNode) || 1 != LIST_LENGTH(((SFunctionNode*)pNode)->pParameterList)) {
+    return false;
+  }
+  SNode* pPara = nodesListGetNode(((SFunctionNode*)pNode)->pParameterList, 0);
+  return (QUERY_NODE_COLUMN == nodeType(pPara) && 0 == strcmp(((SColumnNode*)pPara)->colName, "*"));
+}
+
+static int32_t rewriteCountStar(STranslateContext* pCxt, SFunctionNode* pCount) {
+  SColumnNode* pCol = nodesListGetNode(pCount->pParameterList, 0);
+  STableNode* pTable = NULL;
+  int32_t code = findTable(pCxt, ('\0' == pCol->tableAlias[0] ? NULL : pCol->tableAlias), &pTable);
+  if (TSDB_CODE_SUCCESS == code && QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
+    setColumnInfoBySchema((SRealTableNode*)pTable, ((SRealTableNode*)pTable)->pMeta->schema, false, pCol);
+  }
+  return code;
 }
 
 static int32_t translateStar(STranslateContext* pCxt, SSelectStmt* pSelect) {
@@ -864,9 +937,9 @@ static int32_t translateStar(STranslateContext* pCxt, SSelectStmt* pSelect) {
   } else {
     SNode* pNode = NULL;
     WHERE_EACH(pNode, pSelect->pProjectionList) {
-      if (isFirstLastStar(pNode)) {
+      if (isMultiResFunc(pNode)) {
         SNodeList* pFuncs = NULL;
-        if (TSDB_CODE_SUCCESS != createFirstLastAllCols(pCxt, (SFunctionNode*)pNode, &pFuncs)) {
+        if (TSDB_CODE_SUCCESS != createMultiResFuncsFromStar(pCxt, (SFunctionNode*)pNode, &pFuncs)) {
           return TSDB_CODE_OUT_OF_MEMORY;
         }
         INSERT_LIST(pSelect->pProjectionList, pFuncs);
@@ -880,6 +953,11 @@ static int32_t translateStar(STranslateContext* pCxt, SSelectStmt* pSelect) {
         INSERT_LIST(pSelect->pProjectionList, pCols);
         ERASE_NODE(pSelect->pProjectionList);
         continue;
+      } else if (isCountStar(pNode)) {
+        int32_t code = rewriteCountStar(pCxt, (SFunctionNode*)pNode);
+        if (TSDB_CODE_SUCCESS != code) {
+          return code;
+        }
       }
       WHERE_NEXT;
     }
@@ -2067,6 +2145,46 @@ static int32_t translateKillQuery(STranslateContext* pCxt, SKillStmt* pStmt) {
   return buildCmdMsg(pCxt, TDMT_MND_KILL_QUERY, (FSerializeFunc)tSerializeSKillQueryReq, &killReq);
 }
 
+static int32_t translateCreateStream(STranslateContext* pCxt, SCreateStreamStmt* pStmt) {
+  SCMCreateStreamReq createReq = {0};
+
+  createReq.igExists = pStmt->ignoreExists;
+
+  SName name = {.type = TSDB_TABLE_NAME_T, .acctId = pCxt->pParseCxt->acctId};
+  strcpy(name.dbname, pCxt->pParseCxt->db);
+  strcpy(name.tname, pStmt->streamName);
+  tNameExtractFullName(&name, createReq.name);
+
+  if ('\0' != pStmt->targetTabName[0]) {
+    strcpy(name.dbname, pStmt->targetDbName);
+    strcpy(name.tname, pStmt->targetTabName);
+    tNameExtractFullName(&name, createReq.outputSTbName);
+  }
+
+  int32_t code = translateQuery(pCxt, pStmt->pQuery);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = nodesNodeToString(pStmt->pQuery, false, &createReq.ast, NULL);
+  }
+
+  if (TSDB_CODE_SUCCESS == code) {
+    createReq.sql = strdup(pCxt->pParseCxt->pSql);
+    if (NULL == createReq.sql) {
+      code = TSDB_CODE_OUT_OF_MEMORY;
+    }
+  }
+
+  if (TSDB_CODE_SUCCESS == code) {
+    code = buildCmdMsg(pCxt, TDMT_MND_CREATE_STREAM, (FSerializeFunc)tSerializeSCMCreateStreamReq, &createReq);
+  }
+
+  tFreeSCMCreateStreamReq(&createReq);
+  return code;
+}
+
+static int32_t translateDropStream(STranslateContext* pCxt, SDropStreamStmt* pStmt) {
+  // todo
+  return TSDB_CODE_SUCCESS;
+}
 
 static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
   int32_t code = TSDB_CODE_SUCCESS;
@@ -2160,6 +2278,12 @@ static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
     case QUERY_NODE_KILL_QUERY_STMT:
       code = translateKillQuery(pCxt, (SKillStmt*)pNode);
       break;
+    case QUERY_NODE_CREATE_STREAM_STMT:
+      code = translateCreateStream(pCxt, (SCreateStreamStmt*)pNode);
+      break;
+    case QUERY_NODE_DROP_STREAM_STMT:
+      code = translateDropStream(pCxt, (SDropStreamStmt*)pNode);
+      break;
     default:
       break;
   }

source/libs/parser/test/mockCatalogService.cpp

@@ -264,7 +264,7 @@ private:
   }
 
   std::string ftToString(int16_t colid, int16_t numOfColumns) const {
-    return (0 == colid ? "column" : (colid <= numOfColumns ? "tag" : "column"));
+    return (0 == colid ? "column" : (colid < numOfColumns ? "column" : "tag"));
   }
 
   STableMeta* getTableSchemaMeta(const std::string& db, const std::string& tbname) const {

source/libs/parser/test/parserAstTest.cpp

@@ -18,6 +18,7 @@
 
 #include <gtest/gtest.h>
 
+#include "parserTestUtil.h"
 #include "parInt.h"
 
 using namespace std;
@@ -44,7 +45,7 @@ protected:
     query_ = nullptr;
     bool res = runImpl(parseCode, translateCode);
     qDestroyQuery(query_);
-    if (1/*!res*/) {
+    if (!res || g_isDump) {
       dump();
     }
     return res;
@@ -57,7 +58,7 @@ private:
     int32_t code = parse(&cxt_, &query_);
     if (code != TSDB_CODE_SUCCESS) {
       parseErrStr_ = string("code:") + tstrerror(code) + string(", msg:") + errMagBuf_;
-      return (terrno == parseCode);
+      return (code == parseCode);
     }
     if (TSDB_CODE_SUCCESS != parseCode) {
       return false;
@@ -66,7 +67,7 @@ private:
     code = translate(&cxt_, query_);
     if (code != TSDB_CODE_SUCCESS) {
       translateErrStr_ = string("code:") + tstrerror(code) + string(", msg:") + errMagBuf_;
-      return (terrno == translateCode);
+      return (code == translateCode);
     }
     translatedAstStr_ = toString(query_->pRoot);
     code = calculateConstant(&cxt_, query_);
@@ -243,6 +244,19 @@ TEST_F(ParserTest, selectPseudoColumn) {
   ASSERT_TRUE(run());
 }
 
+TEST_F(ParserTest, selectMultiResFunc) {
+  setDatabase("root", "test");
+
+  // bind("SELECT last(*), first(*), last_row(*) FROM t1");
+  // ASSERT_TRUE(run());
+
+  bind("SELECT last(c1, c2), first(t1.*), last_row(c3) FROM t1");
+  ASSERT_TRUE(run());
+
+  bind("SELECT last(t2.*), first(t1.c1, t2.*), last_row(t1.*, t2.*) FROM st1s1 t1, st1s2 t2 where t1.ts = t2.ts");
+  ASSERT_TRUE(run());
+}
+
 TEST_F(ParserTest, selectClause) {
   setDatabase("root", "test");
 
@@ -726,6 +740,22 @@ TEST_F(ParserTest, dropTopic) {
   ASSERT_TRUE(run());
 }
 
+TEST_F(ParserTest, createStream) {
+  setDatabase("root", "test");
+
+  bind("create stream s1 as select * from t1");
+  ASSERT_TRUE(run());
+
+  bind("create stream if not exists s1 as select * from t1");
+  ASSERT_TRUE(run());
+
+  bind("create stream s1 into st1 as select * from t1");
+  ASSERT_TRUE(run());
+
+  bind("create stream if not exists s1 trigger window_close watermark 10s into st1 as select * from t1");
+  ASSERT_TRUE(run());
+}
+
 TEST_F(ParserTest, explain) {
   setDatabase("root", "test");
 

source/libs/parser/test/parserTestMain.cpp

@@ -15,12 +15,16 @@
 
 #include <string>
 
+#include <getopt.h>
 #include <gtest/gtest.h>
 
 #include "mockCatalog.h"
+#include "parserTestUtil.h"
 #include "parToken.h"
 #include "functionMgt.h"
 
+bool g_isDump = false;
+
 class ParserEnv : public testing::Environment {
 public:
   virtual void SetUp() {
@@ -38,8 +42,27 @@ public:
   virtual ~ParserEnv() {}
 };
 
+static void parseArg(int argc, char* argv[]) {
+  int opt = 0;
+  const char *optstring = "";  
+  static struct option long_options[] = {
+      {"dump", no_argument, NULL, 'd'},
+      {0, 0, 0, 0}
+  };
+  while ((opt = getopt_long(argc, argv, optstring, long_options, NULL)) != -1) {
+    switch (opt) {
+      case 'd':
+        g_isDump = true;
+        break;
+      default:
+        break;
+    }
+  }
+}
+
 int main(int argc, char* argv[]) {
 	testing::AddGlobalTestEnvironment(new ParserEnv());
 	testing::InitGoogleTest(&argc, argv);
+  parseArg(argc, argv);
 	return RUN_ALL_TESTS();
 }

source/libs/parser/test/parserTestUtil.h

@@ -0,0 +1,16 @@
+/*
+ * 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/>.
+ */
+
+extern bool g_isDump;

source/libs/planner/test/plannerTest.cpp

@@ -196,14 +196,14 @@ TEST_F(PlannerTest, selectGroupBy) {
   bind("SELECT count(*) FROM t1");
   ASSERT_TRUE(run());
 
-  // bind("SELECT c1, max(c3), min(c2), count(*) FROM t1 GROUP BY c1");
+  bind("SELECT c1, max(c3), min(c3), count(*) FROM t1 GROUP BY c1");
-  // ASSERT_TRUE(run());
+  ASSERT_TRUE(run());
 
-  // bind("SELECT c1 + c3, c1 + count(*) FROM t1 where c2 = 'abc' GROUP BY c1, c3");
+  bind("SELECT c1 + c3, c1 + count(*) FROM t1 where c2 = 'abc' GROUP BY c1, c3");
-  // ASSERT_TRUE(run());
+  ASSERT_TRUE(run());
 
-  // bind("SELECT c1 + c3, sum(c4 * c5) FROM t1 where concat(c2, 'wwww') = 'abcwww' GROUP BY c1 + c3");
+  bind("SELECT c1 + c3, sum(c4 * c5) FROM t1 where concat(c2, 'wwww') = 'abcwww' GROUP BY c1 + c3");
-  // ASSERT_TRUE(run());
+  ASSERT_TRUE(run());
 }
 
 TEST_F(PlannerTest, selectSubquery) {

source/libs/scheduler/src/scheduler.c

@@ -14,12 +14,12 @@
  */
 
 #include "catalog.h"
+#include "command.h"
 #include "query.h"
 #include "schedulerInt.h"
 #include "tmsg.h"
 #include "tref.h"
 #include "trpc.h"
-#include "command.h"
 
 SSchedulerMgmt schMgmt = {0};
 
@@ -141,7 +141,6 @@ _return:
   SCH_RET(code);
 }
 
-
 void schFreeRpcCtx(SRpcCtx *pCtx) {
   if (NULL == pCtx) {
     return;
@@ -1254,7 +1253,8 @@ int32_t schGetTaskFromTaskList(SHashObj *pTaskList, uint64_t taskId, SSchTask **
 }
 
 int32_t schUpdateTaskExecNodeHandle(SSchTask *pTask, void *handle, int32_t rspCode) {
-  if (rspCode || NULL == pTask->execNodes || taosArrayGetSize(pTask->execNodes) > 1 || taosArrayGetSize(pTask->execNodes) <= 0) {
+  if (rspCode || NULL == pTask->execNodes || taosArrayGetSize(pTask->execNodes) > 1 ||
+      taosArrayGetSize(pTask->execNodes) <= 0) {
     return TSDB_CODE_SUCCESS;
   }
 
@@ -1264,7 +1264,6 @@ int32_t schUpdateTaskExecNodeHandle(SSchTask *pTask, void *handle, int32_t rspCo
   return TSDB_CODE_SUCCESS;
 }
 
-
 int32_t schHandleCallback(void *param, const SDataBuf *pMsg, int32_t msgType, int32_t rspCode) {
   int32_t                code = 0;
   SSchTaskCallbackParam *pParam = (SSchTaskCallbackParam *)param;
@@ -1282,13 +1281,15 @@ int32_t schHandleCallback(void *param, const SDataBuf *pMsg, int32_t msgType, in
     if (TDMT_VND_EXPLAIN_RSP == msgType) {
       schGetTaskFromTaskList(pJob->succTasks, pParam->taskId, &pTask);
     } else {
-      SCH_JOB_ELOG("task not found in execTask list, refId:%" PRIx64 ", taskId:%" PRIx64, pParam->refId, pParam->taskId);
+      SCH_JOB_ELOG("task not found in execTask list, refId:%" PRIx64 ", taskId:%" PRIx64, pParam->refId,
+                   pParam->taskId);
       SCH_ERR_JRET(TSDB_CODE_SCH_INTERNAL_ERROR);
     }
   }
 
   if (NULL == pTask) {
-    SCH_JOB_ELOG("task not found in execList & succList, refId:%" PRIx64 ", taskId:%" PRIx64, pParam->refId, pParam->taskId);
+    SCH_JOB_ELOG("task not found in execList & succList, refId:%" PRIx64 ", taskId:%" PRIx64, pParam->refId,
+                 pParam->taskId);
     SCH_ERR_JRET(TSDB_CODE_SCH_INTERNAL_ERROR);
   }
 
@@ -2682,7 +2683,6 @@ int32_t schedulerGetTasksStatus(int64_t job, SArray *pSub) {
   return TSDB_CODE_SUCCESS;
 }
 
-
 int32_t scheduleCancelJob(int64_t job) {
   SSchJob *pJob = schAcquireJob(job);
   if (NULL == pJob) {
@@ -2734,15 +2734,17 @@ void schedulerFreeTaskList(SArray *taskList) {
 void schedulerDestroy(void) {
   if (schMgmt.jobRef) {
     SSchJob *pJob = taosIterateRef(schMgmt.jobRef, 0);
+    int64_t refId = 0;
     
     while (pJob) {
+      refId = pJob->refId;
+      
       taosRemoveRef(schMgmt.jobRef, pJob->refId);
 
-      pJob = taosIterateRef(schMgmt.jobRef, pJob->refId);
+      pJob = taosIterateRef(schMgmt.jobRef, refId);
     }
 
     taosCloseRef(schMgmt.jobRef);
     schMgmt.jobRef = 0;
   }
 }
-

tests/script/runAllSimCases.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+!/bin/bash
 
 ##################################################
 # 
@@ -8,14 +8,74 @@
 
 set -e
 #set -x
+VALGRIND=0
+LOG_BK_DIR=/data/valgrind_log_backup     # 192.168.0.203
+while getopts "v:r" arg
+do
+  case $arg in
+    v)
+      VALGRIND=1
+      ;;
+    r)
+      LOG_BK_DIR=$(echo $OPTARG)
+      ;;
+    ?) #unknow option
+      echo "unkonw argument"
+      exit 1
+      ;;
+  esac
+done
+
+echo "VALGRIND: $VALGRIND, LOG_BK_DIR: $LOG_BK_DIR"
+
+CURRENT_DIR=`pwd`
+TSIM_LOG_DIR=$CURRENT_DIR/../../sim/tsim/log
+TAOSD_LOG_DIR=$CURRENT_DIR/../../sim
+
+echo "tsim  log dir: $TSIM_LOG_DIR"
+echo "taosd log dir: $TAOSD_LOG_DIR"
+
+if [[ $VALGRIND -eq 1 ]]; then
+  if [ -d ${LOG_BK_DIR} ]; then
+    rm -rf ${LOG_BK_DIR}/*
+  else
+    mkdir -p $LOG_BK_DIR/
+  fi
+fi
 
 while read line
 do
   firstChar=`echo ${line:0:1}`
   if [[ -n "$line" ]]  && [[ $firstChar != "#" ]]; then
+    if [[ $VALGRIND -eq 1 ]]; then
+      echo "======== $line -v ========" 
+      $line -v 
+      
+      # move all valgrind log files of the sim case to valgrind back dir
+      # get current sim case name for       
+      result=`echo ${line%sim*}`
+      result=`echo ${result#*/}`
+      result=`echo ${result#*/}`
+      result=`echo ${result////-}`
+      tsimLogFile=valgrind-${result}sim.log
+
+      echo "cp ${TSIM_LOG_DIR}/valgrind-tsim.log ${LOG_BK_DIR}/${tsimLogFile}    "
+      cp ${TSIM_LOG_DIR}/valgrind-tsim.log ${LOG_BK_DIR}/${tsimLogFile}    
+      cp ${TAOSD_LOG_DIR}/dnode1/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode2/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode3/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode4/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode5/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode6/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode7/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode8/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+      cp ${TAOSD_LOG_DIR}/dnode9/log/valgrind*.log ${LOG_BK_DIR}/          ||:
+
+    else
       echo "======== $line ========"
       $line
     fi
+  fi
 done < ./jenkins/basic.txt
 
 

tests/script/sh/exec.sh

@@ -97,13 +97,14 @@ if [ "$CLEAR_OPTION" = "clear" ]; then
 fi
 
 if [ "$EXEC_OPTON" = "start" ]; then 
-  echo "ExcuteCmd:" $EXE_DIR/taosd -c $CFG_DIR
+  #echo "ExcuteCmd:" $EXE_DIR/taosd -c $CFG_DIR  
-  
   if [ "$VALGRIND_OPTION" = "true" ]; then 
     TT=`date +%s`
-    mkdir ${LOG_DIR}/${TT}
+    #mkdir ${LOG_DIR}/${TT}
-    nohup valgrind --log-file=${LOG_DIR}/${TT}/valgrind.log --tool=memcheck --leak-check=full --show-reachable=no  --track-origins=yes --show-leak-kinds=all  -v  --workaround-gcc296-bugs=yes   $EXE_DIR/taosd -c $CFG_DIR > /dev/null 2>&1 &   
+    echo "nohup valgrind --log-file=${LOG_DIR}/valgrind-taosd-${TT}.log --tool=memcheck --leak-check=full --show-reachable=no  --track-origins=yes --show-leak-kinds=all  -v  --workaround-gcc296-bugs=yes   $EXE_DIR/taosd -c $CFG_DIR > /dev/null 2>&1 &"
+    nohup valgrind --log-file=${LOG_DIR}/valgrind-taosd-${TT}.log --tool=memcheck --leak-check=full --show-reachable=no  --track-origins=yes --show-leak-kinds=all  -v  --workaround-gcc296-bugs=yes   $EXE_DIR/taosd -c $CFG_DIR > /dev/null 2>&1 &   
   else
+    echo "nohup $EXE_DIR/taosd -c $CFG_DIR > /dev/null 2>&1 &"
     nohup $EXE_DIR/taosd -c $CFG_DIR > /dev/null 2>&1 & 
   fi
   

tests/script/test.sh

@@ -126,7 +126,7 @@ if [ -n "$FILE_NAME" ]; then
   echo "------------------------------------------------------------------------"
   if [ $VALGRIND -eq 1 ]; then
     echo valgrind --tool=memcheck --leak-check=full --show-reachable=no  --track-origins=yes --show-leak-kinds=all  -v  --workaround-gcc296-bugs=yes  --log-file=${CODE_DIR}/../script/valgrind.log $PROGRAM -c $CFG_DIR -f $FILE_NAME -v
-    valgrind --tool=memcheck --leak-check=full --show-reachable=no  --track-origins=yes --show-leak-kinds=all  -v  --workaround-gcc296-bugs=yes  --log-file=${CODE_DIR}/../script/valgrind.log $PROGRAM -c $CFG_DIR -f $FILE_NAME -v
+    valgrind --tool=memcheck --leak-check=full --show-reachable=no  --track-origins=yes --show-leak-kinds=all  -v  --workaround-gcc296-bugs=yes  --log-file=${LOG_DIR}/valgrind-tsim.log $PROGRAM -c $CFG_DIR -f $FILE_NAME -v
   else
     if [[ $MULTIPROCESS -eq 1 ]];then
       echo "ExcuteCmd(multiprocess):" $PROGRAM -m -c $CFG_DIR -f $FILE_NAME  

tests/script/tsim/insert/basic0.sim

@@ -537,4 +537,4 @@ endi
 #endi
 
 
-#system sh/exec.sh -n dnode1 -s stop -x SIGINT
+system sh/exec.sh -n dnode1 -s stop -x SIGINT

tests/script/tsim/query/stddev.sim

@@ -1,7 +1,5 @@
 system sh/stop_dnodes.sh
-
 system sh/deploy.sh -n dnode1 -i 1
-system sh/cfg.sh -n dnode1 -c walLevel -v 1
 system sh/exec.sh -n dnode1 -s start
 
 $loop_cnt = 0
@@ -12,6 +10,7 @@ check_dnode_ready:
         print ====> dnode not ready!
         return -1
     endi
+
 sql show dnodes
 print ===> $rows $data00 $data01 $data02 $data03 $data04 $data05
 if $data00 != 1 then
@@ -23,108 +22,410 @@ endi
 
 sql connect
 
-$dbPrefix = db
+print =============== create database
-$tbPrefix = ctb
+sql create database db
-$mtPrefix = stb
-$tbNum = 10
-$rowNum = 20
-$totalNum = 200
-
-print =============== step1
-$i = 0
-$db = $dbPrefix . $i
-$mt = $mtPrefix . $i
-
-sql drop database $db -x step1
-step1:
-sql create database $db
-sql use $db
-sql create table $mt (ts timestamp, tbcol int) TAGS(tgcol int)
-
-$i = 0
-while $i < $tbNum
-  $tb = $tbPrefix . $i
-  sql create table $tb using $mt tags( $i )
-  
-  $x = 0
-  while $x < $rowNum
-    $cc = $x * 60000
-    $ms = 1601481600000 + $cc
-
-    sql insert into $tb values ($ms , $x ) 
-    $x = $x + 1
-  endw 
- 
-  $i = $i + 1
-endw 
-
-sleep 100
-
-print =============== step2
-$i = 1
-$tb = $tbPrefix . $i
-
-sql select stddev(tbcol) from $tb
-print ===> $data00
-if $data00 != 5.766281297 then 
-  return -1
-endi
-
-print =============== step3
-$cc = 4 * 60000
-$ms = 1601481600000 + $cc
-
-print ===> select stddev(tbcol) from $tb where ts <= $ms
-sql select stddev(tbcol) from $tb where ts <= $ms
-print ====> $data00 $data01 $data02 $data03 $data04 $data05
-if $data00 != 1.414213562 then 
-  return -1
-endi
-
-print =============== step4
-sql select stddev(tbcol) as b from $tb
-print ===> $data00
-if $data00 != 5.766281297 then 
-  return -1
-endi
-
-print =============== step5
-sql select _wstartts, stddev(tbcol) as b from $tb interval(1m)
-print ===> $data01 
-if $data01 != 0.000000000 then
-  print expect 0.000000000, actual: $data01
-  return -1
-endi
-
-sql select _wstartts, stddev(tbcol) as b from $tb interval(1d)
-print ===> $data01
-if $data01 != 5.766281297 then 
-  return -1
-endi
-
-print =============== step6
-$cc = 4 * 60000
-$ms = 1601481600000 + $cc
-
-print select _wstartts, stddev(tbcol) as b from $tb where ts <= $ms interval(1m)
-sql select _wstartts, stddev(tbcol) as b from $tb where ts <= $ms interval(1m)
-print ===> $data01
-if $data01 != 0.000000000 then 
-  return -1
-endi
-
-print $data00 , $data10 ,  $data20 , $data30 , $data40  , $data50 , $data60
-
-if $rows != 5 then
-  print expect 5, actual: $rows
-  return -1
-endi
-
-print =============== clear
-sql drop database $db
 sql show databases
+if $rows != 3 then
+  return -1
+endi
+
+sql use db
+
+print =============== create super table and child table
+sql create table stb1 (ts timestamp, c1 int, c2 bigint, c3 smallint, c4 tinyint, c5 float, c6 double, c7 bool, c8 binary(16),c9 nchar(32), c10 timestamp) tags (t1 int)
+sql show stables
+print $rows $data00 $data01 $data02
 if $rows != 1 then
   return -1
 endi
 
+sql create table ct1 using stb1 tags ( 1 )
+sql create table ct2 using stb1 tags ( 2 )
+sql create table ct3 using stb1 tags ( 3 )
+sql create table ct4 using stb1 tags ( 4 )
+sql show tables
+print $rows $data00 $data10 $data20
+if $rows != 4 then
+  return -1
+endi
+
+sql create table t1 (ts timestamp, c1 int, c2 bigint, c3 smallint, c4 tinyint, c5 float, c6 double, c7 bool, c8 binary(16),c9 nchar(32), c10 timestamp)
+
+print =============== insert data into child table ct1 (s)
+sql insert into ct1 values ( '2022-01-01 01:01:01.000', 1, 11111, 111, 11, 1.11, 11.11, 1, "binary1", "nchar1", now+1a )
+sql insert into ct1 values ( '2022-01-01 01:01:06.000', 2, 22222, 222, 22, 2.22, 22.22, 0, "binary2", "nchar2", now+2a )
+sql insert into ct1 values ( '2022-01-01 01:01:10.000', 3, 33333, 333, 33, 3.33, 33.33, 0, "binary3", "nchar3", now+3a )
+sql insert into ct1 values ( '2022-01-01 01:01:16.000', 4, 44444, 444, 44, 4.44, 44.44, 1, "binary4", "nchar4", now+4a )
+sql insert into ct1 values ( '2022-01-01 01:01:20.000', 5, 55555, 555, 55, 5.55, 55.55, 0, "binary5", "nchar5", now+5a )
+sql insert into ct1 values ( '2022-01-01 01:01:26.000', 6, 66666, 666, 66, 6.66, 66.66, 1, "binary6", "nchar6", now+6a )
+sql insert into ct1 values ( '2022-01-01 01:01:30.000', 7, 00000, 000, 00, 0.00, 00.00, 1, "binary7", "nchar7", now+7a )
+sql insert into ct1 values ( '2022-01-01 01:01:36.000', 8, -88888, -888, -88, -8.88, -88.88, 0, "binary8", "nchar8", now+8a )
+
+print =============== insert data into child table ct4 (y)
+sql insert into ct4 values ( '2019-01-21 01:01:01.000', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+sql insert into ct4 values ( '2019-10-21 01:01:01.000', 1, 11111, 111, 11, 1.11, 11.11, 1, "binary1", "nchar1", now+1a )
+sql insert into ct4 values ( '2019-12-31 01:01:01.000', 2, 22222, 222, 22, 2.22, 22.22, 0, "binary2", "nchar2", now+2a )
+sql insert into ct4 values ( '2020-01-01 01:01:06.000', 3, 33333, 333, 33, 3.33, 33.33, 0, "binary3", "nchar3", now+3a )
+sql insert into ct4 values ( '2020-05-07 01:01:10.000', 4, 44444, 444, 44, 4.44, 44.44, 1, "binary4", "nchar4", now+4a )
+sql insert into ct4 values ( '2020-09-30 01:01:16.000', 5, 55555, 555, 55, 5.55, 55.55, 0, "binary5", "nchar5", now+5a )
+sql insert into ct4 values ( '2020-12-21 01:01:01.000', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+sql insert into ct4 values ( '2021-02-01 01:01:20.000', 6, 66666, 666, 66, 6.66, 66.66, 1, "binary6", "nchar6", now+6a )
+sql insert into ct4 values ( '2021-10-28 01:01:26.000', 7, 00000, 000, 00, 0.00, 00.00, 1, "binary7", "nchar7", "1970-01-01 08:00:00.000" )
+sql insert into ct4 values ( '2021-12-01 01:01:30.000', 8, -88888, -888, -88, -8.88, -88.88, 0, "binary8", "nchar8", "1969-01-01 01:00:00.000" )
+sql insert into ct4 values ( '2022-02-31 01:01:36.000', 9, -99999999999999999, -999, -99, -9.99, -999999999999999999999.99, 1, "binary9", "nchar9", "1900-01-01 00:00:00.000" )
+sql insert into ct4 values ( '2022-05-21 01:01:01.000', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+
+print =============== insert data into child table t1
+sql insert into t1 values ( '2020-10-21 01:01:01.000', 1, 11111, 111, 11, 1.11, 11.11, 1, "binary1", "nchar1", now+1a )
+sql insert into t1 values ( '2020-12-31 01:01:01.000', 2, 22222, 222, 22, 2.22, 22.22, 0, "binary2", "nchar2", now+2a )
+sql insert into t1 values ( '2021-01-01 01:01:06.000', 3, 33333, 333, 33, 3.33, 33.33, 0, "binary3", "nchar3", now+3a )
+sql insert into t1 values ( '2021-05-07 01:01:10.000', 4, 44444, 444, 44, 4.44, 44.44, 1, "binary4", "nchar4", now+4a )
+sql insert into t1 values ( '2021-09-30 01:01:16.000', 5, 55555, 555, 55, 5.55, 55.55, 0, "binary5", "nchar5", now+5a )
+sql insert into t1 values ( '2022-02-01 01:01:20.000', 6, 66666, 666, 66, 6.66, 66.66, 1, "binary6", "nchar6", now+6a )
+sql insert into t1 values ( '2022-10-28 01:01:26.000', 7, 00000, 000, 00, 0.00, 00.00, 1, "binary7", "nchar7", "1970-01-01 08:00:00.000" )
+sql insert into t1 values ( '2022-12-01 01:01:30.000', 8, -88888, -888, -88, -8.88, -88.88, 0, "binary8", "nchar8", "1969-01-01 01:00:00.000" )
+sql insert into t1 values ( '2022-12-31 01:01:36.000', 9, -99999999999999999, -999, -99, -9.99, -999999999999999999999.99, 1, "binary9", "nchar9", "1900-01-01 00:00:00.000" )
+
+print ================ start query ======================
+
+print =============== step1
+print =====sql : select stddev(c1) as b from ct4
+sql select stddev(c1) as b from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1) as b from t1
+sql select stddev(c1) as b from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select _wstartts, stddev(c1) as b from ct4 interval(1y)
+sql select _wstartts, stddev(c1) as b from ct4 interval(1y)
+print ===> $rows
+if $rows != 4 then
+  return -1
+endi
+
+print =====sql : select _wstartts, stddev(c1) as b from t1 interval(1y)
+sql select _wstartts, stddev(c1) as b from t1 interval(1y)
+print ===> $rows
+if $rows != 3 then
+  return -1
+endi
+
+print =====select _wstartts, stddev(c1) as b from ct4 where c1 <= 6 interval(180d)
+sql select _wstartts, stddev(c1) as b from ct4 where c1 <= 6 interval(180d)
+# print ===> $rows
+# if $rows != 3 then
+#   return -1
+# endi
+
+print =====select _wstartts, stddev(c1) as b from t1 where c1 <= 6 interval(180d)
+sql select _wstartts, stddev(c1) as b from t1 where c1 <= 6 interval(180d)
+# print ===> $rows
+# if $rows != 3 then
+#   return -1
+# endi
+
+print =====sql : select stddev(c1) a1, sum(c1) b1 from ct4
+sql select stddev(c1) a1, sum(c1) b1 from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1) a1, sum(c1) b1 from t1
+sql select stddev(c1) a1, sum(c1) b1 from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1)+sum(c1) b1 from ct4
+sql  select stddev(c1)+sum(c1) b1 from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1)+sum(c1) b1 from t1
+sql  select stddev(c1)+sum(c1) b1 from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c2) from ct4
+sql  select stddev(c2) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c2) from t1
+sql  select stddev(c2) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c3) from ct4
+sql  select stddev(c3) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c3) from t1
+sql  select stddev(c3) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c4) from ct4
+sql  select stddev(c4) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c4) from t1
+sql  select stddev(c4) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c5) from ct4
+sql  select stddev(c5) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c5) from t1
+sql  select stddev(c5) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c6) from ct4
+sql  select stddev(c6) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c6) from t1
+sql  select stddev(c6) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c7) from ct4
+sql_error  select stddev(c7) from ct4
+# print ===> $rows
+# if $rows != 1 then
+#   return -1
+# endi
+
+print =====sql : select stddev(c7) from t1
+sql_error  select stddev(c7) from t1
+# print ===> $rows
+# if $rows != 1 then
+#   return -1
+# endi
+
+#=================================================
+print =============== stop and restart taosd
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
+system sh/exec.sh -n dnode1 -s start
+
+$loop_cnt = 0
+check_dnode_ready_0:
+	  $loop_cnt = $loop_cnt + 1
+	  sleep 200
+	  if $loop_cnt == 10 then
+	      print ====> dnode not ready!
+		    return -1
+	  endi
+
+sql show dnodes
+print ===> $rows $data00 $data01 $data02 $data03 $data04 $data05
+if $data00 != 1 then
+    return -1
+endi
+if $data04 != ready then
+    goto check_dnode_ready_0
+endi
+
+print =============== step2 after wal
+print =====sql : select stddev(c1) as b from ct4
+sql select stddev(c1) as b from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1) as b from t1
+sql select stddev(c1) as b from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select _wstartts, stddev(c1) as b from ct4 interval(1y)
+sql select _wstartts, stddev(c1) as b from ct4 interval(1y)
+print ===> $rows
+if $rows != 4 then
+  return -1
+endi
+
+print =====sql : select _wstartts, stddev(c1) as b from t1 interval(1y)
+sql select _wstartts, stddev(c1) as b from t1 interval(1y)
+print ===> $rows
+if $rows != 3 then
+  return -1
+endi
+
+print =====select _wstartts, stddev(c1) as b from ct4 where c1 <= 6 interval(180d)
+sql select _wstartts, stddev(c1) as b from ct4 where c1 <= 6 interval(180d)
+print ===> $rows
+if $rows != 3 then
+  return -1
+endi
+
+print =====select _wstartts, stddev(c1) as b from t1 where c1 <= 6 interval(180d)
+sql select _wstartts, stddev(c1) as b from t1 where c1 <= 6 interval(180d)
+print ===> $rows
+if $rows != 3 then
+  return -1
+endi
+
+print =====sql : select stddev(c1) a1, sum(c1) b1 from ct4
+sql select stddev(c1) a1, sum(c1) b1 from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1) a1, sum(c1) b1 from t1
+sql select stddev(c1) a1, sum(c1) b1 from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1)+sum(c1) b1 from ct4
+sql  select stddev(c1)+sum(c1) b1 from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c1)+sum(c1) b1 from t1
+sql  select stddev(c1)+sum(c1) b1 from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c2) from ct4
+sql  select stddev(c2) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c2) from t1
+sql  select stddev(c2) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c3) from ct4
+sql  select stddev(c3) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c3) from t1
+sql  select stddev(c3) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c4) from ct4
+sql  select stddev(c4) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c4) from t1
+sql  select stddev(c4) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c5) from ct4
+sql  select stddev(c5) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c5) from t1
+sql  select stddev(c5) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c6) from ct4
+sql  select stddev(c6) from ct4
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c6) from t1
+sql  select stddev(c6) from t1
+print ===> $rows
+if $rows != 1 then
+  return -1
+endi
+
+print =====sql : select stddev(c7) from ct4
+sql_error  select stddev(c7) from ct4
+# print ===> $rows
+# if $rows != 1 then
+#   return -1
+# endi
+
+print =====sql : select stddev(c7) from t1
+sql_error  select stddev(c7) from t1
+# print ===> $rows
+# if $rows != 1 then
+#   return -1
+# endi
+
+print =============== clear
+sql drop database db
+sql show databases
+if $rows != 2 then
+  return -1
+endi
+
 system sh/exec.sh -n dnode1 -s stop -x SIGINT