diff --git a/include/dnode/mnode/sdb/sdb.h b/include/dnode/mnode/sdb/sdb.h
index 4fab11e237..a56c6ca16d 100644
--- a/include/dnode/mnode/sdb/sdb.h
+++ b/include/dnode/mnode/sdb/sdb.h
@@ -107,10 +107,9 @@ typedef enum {
 typedef enum {
   SDB_STATUS_INIT = 0,
   SDB_STATUS_CREATING = 1,
-  SDB_STATUS_UPDATING = 2,
-  SDB_STATUS_DROPPING = 3,
+  SDB_STATUS_DROPPING = 2,
+  SDB_STATUS_DROPPED = 3,
   SDB_STATUS_READY = 4,
-  SDB_STATUS_DROPPED = 5
 } ESdbStatus;
 
 typedef enum {
diff --git a/include/util/taoserror.h b/include/util/taoserror.h
index 0b2301739a..00708f0933 100644
--- a/include/util/taoserror.h
+++ b/include/util/taoserror.h
@@ -87,6 +87,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_MSG_NOT_PROCESSED             TAOS_DEF_ERROR_CODE(0, 0x0113)
 #define TSDB_CODE_CFG_NOT_FOUND                 TAOS_DEF_ERROR_CODE(0, 0x0114)
 #define TSDB_CODE_REPEAT_INIT                   TAOS_DEF_ERROR_CODE(0, 0x0115)
+#define TSDB_CODE_DUP_KEY                       TAOS_DEF_ERROR_CODE(0, 0x0116)
 
 #define TSDB_CODE_REF_NO_MEMORY                 TAOS_DEF_ERROR_CODE(0, 0x0140)
 #define TSDB_CODE_REF_FULL                      TAOS_DEF_ERROR_CODE(0, 0x0141)
diff --git a/source/dnode/mgmt/implement/src/dmTransport.c b/source/dnode/mgmt/implement/src/dmTransport.c
index 76cee15f01..10ab53eeee 100644
--- a/source/dnode/mgmt/implement/src/dmTransport.c
+++ b/source/dnode/mgmt/implement/src/dmTransport.c
@@ -72,6 +72,7 @@ static void dmProcessRpcMsg(SMgmtWrapper *pWrapper, SRpcMsg *pRpc, SEpSet *pEpSe
   NodeMsgFp msgFp = NULL;
   uint16_t  msgType = pRpc->msgType;
   bool      needRelease = false;
+  bool      isReq = msgType & 1U;
 
   if (pEpSet && pEpSet->numOfEps > 0 && msgType == TDMT_MND_STATUS_RSP) {
     dmSetMnodeEpSet(pWrapper->pDnode, pEpSet);
@@ -85,13 +86,13 @@ static void dmProcessRpcMsg(SMgmtWrapper *pWrapper, SRpcMsg *pRpc, SEpSet *pEpSe
   if (dmBuildMsg(pMsg, pRpc) != 0) goto _OVER;
 
   if (pWrapper->procType == DND_PROC_SINGLE) {
-    dTrace("msg:%p, is created, type:%s handle:%p user:%s", pMsg, TMSG_INFO(msgType), pRpc->handle, pMsg->user);
+    dTrace("msg:%p, created, type:%s handle:%p user:%s", pMsg, TMSG_INFO(msgType), pRpc->handle, pMsg->user);
     code = (*msgFp)(pWrapper, pMsg);
   } else if (pWrapper->procType == DND_PROC_PARENT) {
-    dTrace("msg:%p, is created and put into child queue, type:%s handle:%p user:%s", pMsg, TMSG_INFO(msgType),
-           pRpc->handle, pMsg->user);
-    code = taosProcPutToChildQ(pWrapper->procObj, pMsg, sizeof(SNodeMsg), pRpc->pCont, pRpc->contLen, pRpc->handle,
-                               pRpc->refId, PROC_FUNC_REQ);
+    dTrace("msg:%p, created and put into child queue, type:%s handle:%p code:0x%04x user:%s contLen:%d", pMsg,
+           TMSG_INFO(msgType), pRpc->handle, pMsg->rpcMsg.code & 0XFFFF, pMsg->user, pRpc->contLen);
+    code = taosProcPutToChildQ(pWrapper->procObj, pMsg, sizeof(SNodeMsg), pRpc->pCont, pRpc->contLen,
+                               (isReq && (pMsg->rpcMsg.code == 0)) ? pRpc->handle : NULL, pRpc->refId, PROC_FUNC_REQ);
   } else {
     dTrace("msg:%p, should not processed in child process, handle:%p user:%s", pMsg, pRpc->handle, pMsg->user);
     ASSERT(1);
@@ -100,12 +101,13 @@ static void dmProcessRpcMsg(SMgmtWrapper *pWrapper, SRpcMsg *pRpc, SEpSet *pEpSe
 _OVER:
   if (code == 0) {
     if (pWrapper->procType == DND_PROC_PARENT) {
-      dTrace("msg:%p, is freed in parent process", pMsg);
+      dTrace("msg:%p, freed in parent process", pMsg);
       taosFreeQitem(pMsg);
       rpcFreeCont(pRpc->pCont);
     }
   } else {
-    dError("msg:%p, type:%s failed to process since 0x%04x:%s", pMsg, TMSG_INFO(msgType), code & 0XFFFF, terrstr());
+    dError("msg:%p, type:%s handle:%p failed to process since 0x%04x:%s", pMsg, TMSG_INFO(msgType), pRpc->handle,
+           code & 0XFFFF, terrstr());
     if (msgType & 1U) {
       if (terrno != 0) code = terrno;
       if (code == TSDB_CODE_NODE_NOT_DEPLOYED || code == TSDB_CODE_NODE_OFFLINE) {
@@ -359,29 +361,31 @@ static void dmConsumeChildQueue(SMgmtWrapper *pWrapper, SNodeMsg *pMsg, int16_t
 
 static void dmConsumeParentQueue(SMgmtWrapper *pWrapper, SRpcMsg *pMsg, int16_t msgLen, void *pCont, int32_t contLen,
                                  EProcFuncType ftype) {
+  int32_t code = pMsg->code & 0xFFFF;
   pMsg->pCont = pCont;
-  dTrace("msg:%p, get from parent queue, ftype:%d handle:%p code:0x%04x mtype:%d, app:%p", pMsg, ftype, pMsg->handle,
-         pMsg->code & 0xFFFF, pMsg->msgType, pMsg->ahandle);
 
-  switch (ftype) {
-    case PROC_FUNC_REGIST:
-      rpcRegisterBrokenLinkArg(pMsg);
-      break;
-    case PROC_FUNC_RELEASE:
-      taosProcRemoveHandle(pWrapper->procObj, pMsg->handle);
-      rpcReleaseHandle(pMsg->handle, (int8_t)pMsg->code);
-      rpcFreeCont(pCont);
-      break;
-    case PROC_FUNC_REQ:
-      dmSendRpcReq(pWrapper->pDnode, (SEpSet *)((char *)pMsg + sizeof(SRpcMsg)), pMsg);
-      break;
-    case PROC_FUNC_RSP:
-      pMsg->refId = taosProcRemoveHandle(pWrapper->procObj, pMsg->handle);
-      dmSendRpcRsp(pWrapper->pDnode, pMsg);
-      break;
-    default:
-      break;
+  if (ftype == PROC_FUNC_REQ) {
+    dTrace("msg:%p, get from parent queue, send req:%s handle:%p code:0x%04x, app:%p", pMsg, TMSG_INFO(pMsg->msgType),
+           pMsg->handle, code, pMsg->ahandle);
+    dmSendRpcReq(pWrapper->pDnode, (SEpSet *)((char *)pMsg + sizeof(SRpcMsg)), pMsg);
+  } else if (ftype == PROC_FUNC_RSP) {
+    dTrace("msg:%p, get from parent queue, rsp handle:%p code:0x%04x, app:%p", pMsg, pMsg->handle, code, pMsg->ahandle);
+    pMsg->refId = taosProcRemoveHandle(pWrapper->procObj, pMsg->handle);
+    dmSendRpcRsp(pWrapper->pDnode, pMsg);
+  } else if (ftype == PROC_FUNC_REGIST) {
+    dTrace("msg:%p, get from parent queue, regist handle:%p code:0x%04x, app:%p", pMsg, pMsg->handle, code,
+           pMsg->ahandle);
+    rpcRegisterBrokenLinkArg(pMsg);
+  } else if (ftype == PROC_FUNC_RELEASE) {
+    dTrace("msg:%p, get from parent queue, release handle:%p code:0x%04x, app:%p", pMsg, pMsg->handle, code,
+           pMsg->ahandle);
+    taosProcRemoveHandle(pWrapper->procObj, pMsg->handle);
+    rpcReleaseHandle(pMsg->handle, (int8_t)pMsg->code);
+    rpcFreeCont(pCont);
+  } else {
+    dError("msg:%p, invalid ftype:%d while get from parent queue, handle:%p", pMsg, ftype, pMsg->handle);
   }
+
   taosMemoryFree(pMsg);
 }
 
diff --git a/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c b/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c
index 7285503a73..818fd00430 100644
--- a/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c
+++ b/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c
@@ -136,7 +136,7 @@ static void vmProcessWriteQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO
   // sync integration response
   for (int i = 0; i < taosArrayGetSize(pArray); i++) {
     SNodeMsg *pMsg;
-    SRpcMsg * pRpc;
+    SRpcMsg  *pRpc;
 
     pMsg = *(SNodeMsg **)taosArrayGet(pArray, i);
     pRpc = &pMsg->rpcMsg;
@@ -175,7 +175,7 @@ static void vmProcessWriteQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO
 
 static void vmProcessApplyQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
   SVnodeObj *pVnode = pInfo->ahandle;
-  SNodeMsg * pMsg = NULL;
+  SNodeMsg  *pMsg = NULL;
   SRpcMsg    rsp;
 
   for (int32_t i = 0; i < numOfMsgs; ++i) {
@@ -218,7 +218,7 @@ static void vmProcessApplyQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO
 
 static void vmProcessSyncQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
   SVnodeObj *pVnode = pInfo->ahandle;
-  SNodeMsg * pMsg = NULL;
+  SNodeMsg  *pMsg = NULL;
 
   for (int32_t i = 0; i < numOfMsgs; ++i) {
     taosGetQitem(qall, (void **)&pMsg);
@@ -231,7 +231,7 @@ static void vmProcessSyncQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numOf
 
 static void vmProcessMergeQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
   SVnodeObj *pVnode = pInfo->ahandle;
-  SNodeMsg * pMsg = NULL;
+  SNodeMsg  *pMsg = NULL;
 
   for (int32_t i = 0; i < numOfMsgs; ++i) {
     taosGetQitem(qall, (void **)&pMsg);
@@ -248,7 +248,7 @@ static void vmProcessMergeQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO
 }
 
 static int32_t vmPutNodeMsgToQueue(SVnodesMgmt *pMgmt, SNodeMsg *pMsg, EQueueType qtype) {
-  SRpcMsg * pRpc = &pMsg->rpcMsg;
+  SRpcMsg  *pRpc = &pMsg->rpcMsg;
   SMsgHead *pHead = pRpc->pCont;
   pHead->contLen = ntohl(pHead->contLen);
   pHead->vgId = ntohl(pHead->vgId);
@@ -262,23 +262,23 @@ static int32_t vmPutNodeMsgToQueue(SVnodesMgmt *pMgmt, SNodeMsg *pMsg, EQueueTyp
   int32_t code = 0;
   switch (qtype) {
     case QUERY_QUEUE:
-      dTrace("msg:%p, will be written into vnode-query queue", pMsg);
+      dTrace("msg:%p, type:%s will be written into vnode-query queue", pMsg, TMSG_INFO(pRpc->msgType));
       taosWriteQitem(pVnode->pQueryQ, pMsg);
       break;
     case FETCH_QUEUE:
-      dTrace("msg:%p, will be written into vnode-fetch queue", pMsg);
+      dTrace("msg:%p, type:%s will be written into vnode-fetch queue", pMsg, TMSG_INFO(pRpc->msgType));
       taosWriteQitem(pVnode->pFetchQ, pMsg);
       break;
     case WRITE_QUEUE:
-      dTrace("msg:%p, will be written into vnode-write queue", pMsg);
+      dTrace("msg:%p, type:%s will be written into vnode-write queue", pMsg, TMSG_INFO(pRpc->msgType));
       taosWriteQitem(pVnode->pWriteQ, pMsg);
       break;
     case SYNC_QUEUE:
-      dTrace("msg:%p, will be written into vnode-sync queue", pMsg);
+      dTrace("msg:%p, type:%s will be written into vnode-sync queue", pMsg, TMSG_INFO(pRpc->msgType));
       taosWriteQitem(pVnode->pSyncQ, pMsg);
       break;
     case MERGE_QUEUE:
-      dTrace("msg:%p, will be written into vnode-merge queue", pMsg);
+      dTrace("msg:%p, type:%s will be written into vnode-merge queue", pMsg, TMSG_INFO(pRpc->msgType));
       taosWriteQitem(pVnode->pMergeQ, pMsg);
       break;
     default:
@@ -317,7 +317,7 @@ int32_t vmProcessMergeMsg(SMgmtWrapper *pWrapper, SNodeMsg *pMsg) {
 }
 
 int32_t vmProcessMgmtMsg(SMgmtWrapper *pWrapper, SNodeMsg *pMsg) {
-  SVnodesMgmt *  pMgmt = pWrapper->pMgmt;
+  SVnodesMgmt   *pMgmt = pWrapper->pMgmt;
   SSingleWorker *pWorker = &pMgmt->mgmtWorker;
   dTrace("msg:%p, will be written to vnode-mgmt queue, worker:%s", pMsg, pWorker->name);
   taosWriteQitem(pWorker->queue, pMsg);
@@ -325,7 +325,7 @@ int32_t vmProcessMgmtMsg(SMgmtWrapper *pWrapper, SNodeMsg *pMsg) {
 }
 
 int32_t vmProcessMonitorMsg(SMgmtWrapper *pWrapper, SNodeMsg *pMsg) {
-  SVnodesMgmt *  pMgmt = pWrapper->pMgmt;
+  SVnodesMgmt   *pMgmt = pWrapper->pMgmt;
   SSingleWorker *pWorker = &pMgmt->monitorWorker;
 
   dTrace("msg:%p, put into worker:%s", pMsg, pWorker->name);
@@ -335,7 +335,7 @@ int32_t vmProcessMonitorMsg(SMgmtWrapper *pWrapper, SNodeMsg *pMsg) {
 
 static int32_t vmPutRpcMsgToQueue(SMgmtWrapper *pWrapper, SRpcMsg *pRpc, EQueueType qtype) {
   SVnodesMgmt *pMgmt = pWrapper->pMgmt;
-  SMsgHead *   pHead = pRpc->pCont;
+  SMsgHead    *pHead = pRpc->pCont;
 
   SVnodeObj *pVnode = vmAcquireVnode(pMgmt, pHead->vgId);
   if (pVnode == NULL) return -1;
diff --git a/source/dnode/mnode/impl/src/mndMnode.c b/source/dnode/mnode/impl/src/mndMnode.c
index 465bf4d5a1..b7d7358110 100644
--- a/source/dnode/mnode/impl/src/mndMnode.c
+++ b/source/dnode/mnode/impl/src/mndMnode.c
@@ -625,7 +625,7 @@ static int32_t mndRetrieveMnodes(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock *p
     colDataAppend(pColInfo, numOfRows, b1, false);
 
     const char *roles = syncStr(pObj->role);
-    char       *b2 = taosMemoryCalloc(1, strlen(roles) + VARSTR_HEADER_SIZE);
+    char       *b2 = taosMemoryCalloc(1, 12 + VARSTR_HEADER_SIZE);
     STR_WITH_MAXSIZE_TO_VARSTR(b2, roles, pShow->pMeta->pSchemas[cols].bytes);
 
     pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
diff --git a/source/dnode/mnode/impl/src/mndStb.c b/source/dnode/mnode/impl/src/mndStb.c
index ec8dfa4d47..1349439dd2 100644
--- a/source/dnode/mnode/impl/src/mndStb.c
+++ b/source/dnode/mnode/impl/src/mndStb.c
@@ -679,8 +679,8 @@ static int32_t mndCreateStb(SMnode *pMnode, SNodeMsg *pReq, SMCreateStbReq *pCre
     memcpy(stbObj.pAst2, pCreate->pAst2, stbObj.ast2Len);
   }
 
-  stbObj.pColumns = taosMemoryMalloc(stbObj.numOfColumns * sizeof(SSchema));
-  stbObj.pTags = taosMemoryMalloc(stbObj.numOfTags * sizeof(SSchema));
+  stbObj.pColumns = taosMemoryCalloc(1, stbObj.numOfColumns * sizeof(SSchema));
+  stbObj.pTags = taosMemoryCalloc(1, stbObj.numOfTags * sizeof(SSchema));
   if (stbObj.pColumns == NULL || stbObj.pTags == NULL) {
     terrno = TSDB_CODE_OUT_OF_MEMORY;
     return -1;
@@ -1111,7 +1111,7 @@ static int32_t mndSetAlterStbRedoLogs(SMnode *pMnode, STrans *pTrans, SDbObj *pD
   SSdbRaw *pRedoRaw = mndStbActionEncode(pStb);
   if (pRedoRaw == NULL) return -1;
   if (mndTransAppendRedolog(pTrans, pRedoRaw) != 0) return -1;
-  if (sdbSetRawStatus(pRedoRaw, SDB_STATUS_UPDATING) != 0) return -1;
+  if (sdbSetRawStatus(pRedoRaw, SDB_STATUS_READY) != 0) return -1;
 
   return 0;
 }
diff --git a/source/dnode/mnode/impl/test/sdb/sdbTest.cpp b/source/dnode/mnode/impl/test/sdb/sdbTest.cpp
index 31d4733fe1..b93adf9930 100644
--- a/source/dnode/mnode/impl/test/sdb/sdbTest.cpp
+++ b/source/dnode/mnode/impl/test/sdb/sdbTest.cpp
@@ -15,8 +15,31 @@
 
 class MndTestSdb : public ::testing::Test {
  protected:
-  static void SetUpTestSuite() {}
-  static void TearDownTestSuite() {}
+  static void SetUpTestSuite() {
+    dDebugFlag = 143;
+    vDebugFlag = 0;
+    mDebugFlag = 143;
+    cDebugFlag = 0;
+    jniDebugFlag = 0;
+    tmrDebugFlag = 135;
+    uDebugFlag = 135;
+    rpcDebugFlag = 143;
+    qDebugFlag = 0;
+    wDebugFlag = 0;
+    sDebugFlag = 0;
+    tsdbDebugFlag = 0;
+    tsLogEmbedded = 1;
+    tsAsyncLog = 0;
+
+    const char *path = "/tmp/td";
+    taosRemoveDir(path);
+    taosMkDir(path);
+    tstrncpy(tsLogDir, path, PATH_MAX);
+    if (taosInitLog("taosdlog", 1) != 0) {
+      printf("failed to init log file\n");
+    }
+  }
+  static void TearDownTestSuite() { taosCloseLog(); }
 
  public:
   void SetUp() override {}
@@ -26,6 +49,8 @@ class MndTestSdb : public ::testing::Test {
 typedef struct SMnode {
   int32_t v100;
   int32_t v200;
+  int32_t insertTimes;
+  int32_t deleteTimes;
   SSdb   *pSdb;
 } SMnode;
 
@@ -80,6 +105,48 @@ SSdbRaw *strEncode(SStrObj *pObj) {
   return pRaw;
 }
 
+SSdbRaw *i32Encode(SI32Obj *pObj) {
+  int32_t  dataPos = 0;
+  SSdbRaw *pRaw = sdbAllocRaw(SDB_VGROUP, 2, sizeof(SI32Obj));
+
+  sdbSetRawInt32(pRaw, dataPos, pObj->key);
+  dataPos += sizeof(pObj->key);
+  sdbSetRawInt8(pRaw, dataPos, pObj->v8);
+  dataPos += sizeof(pObj->v8);
+  sdbSetRawInt16(pRaw, dataPos, pObj->v16);
+  dataPos += sizeof(pObj->v16);
+  sdbSetRawInt32(pRaw, dataPos, pObj->v32);
+  dataPos += sizeof(pObj->v32);
+  sdbSetRawInt64(pRaw, dataPos, pObj->v64);
+  dataPos += sizeof(pObj->v64);
+  sdbSetRawBinary(pRaw, dataPos, pObj->vstr, sizeof(pObj->vstr));
+  dataPos += sizeof(pObj->vstr);
+  sdbSetRawDataLen(pRaw, dataPos);
+
+  return pRaw;
+}
+
+SSdbRaw *i64Encode(SI64Obj *pObj) {
+  int32_t  dataPos = 0;
+  SSdbRaw *pRaw = sdbAllocRaw(SDB_CONSUMER, 3, sizeof(SI64Obj));
+
+  sdbSetRawInt64(pRaw, dataPos, pObj->key);
+  dataPos += sizeof(pObj->key);
+  sdbSetRawInt8(pRaw, dataPos, pObj->v8);
+  dataPos += sizeof(pObj->v8);
+  sdbSetRawInt16(pRaw, dataPos, pObj->v16);
+  dataPos += sizeof(pObj->v16);
+  sdbSetRawInt32(pRaw, dataPos, pObj->v32);
+  dataPos += sizeof(pObj->v32);
+  sdbSetRawInt64(pRaw, dataPos, pObj->v64);
+  dataPos += sizeof(pObj->v64);
+  sdbSetRawBinary(pRaw, dataPos, pObj->vstr, sizeof(pObj->vstr));
+  dataPos += sizeof(pObj->vstr);
+  sdbSetRawDataLen(pRaw, dataPos);
+
+  return pRaw;
+}
+
 SSdbRow *strDecode(SSdbRaw *pRaw) {
   int8_t sver = 0;
   if (sdbGetRawSoftVer(pRaw, &sver) != 0) return NULL;
@@ -108,9 +175,103 @@ SSdbRow *strDecode(SSdbRaw *pRaw) {
   return pRow;
 }
 
-int32_t strInsert(SSdb *pSdb, SStrObj *pObj) { return 0; }
+SSdbRow *i32Decode(SSdbRaw *pRaw) {
+  int8_t sver = 0;
+  if (sdbGetRawSoftVer(pRaw, &sver) != 0) return NULL;
+  if (sver != 2) return NULL;
 
-int32_t strDelete(SSdb *pSdb, SStrObj *pObj, bool callFunc) { return 0; }
+  SSdbRow *pRow = sdbAllocRow(sizeof(SI32Obj));
+  if (pRow == NULL) return NULL;
+
+  SI32Obj *pObj = (SI32Obj *)sdbGetRowObj(pRow);
+  if (pObj == NULL) return NULL;
+
+  int32_t dataPos = 0;
+  sdbGetRawInt32(pRaw, dataPos, &pObj->key);
+  dataPos += sizeof(pObj->key);
+  sdbGetRawInt8(pRaw, dataPos, &pObj->v8);
+  dataPos += sizeof(pObj->v8);
+  sdbGetRawInt16(pRaw, dataPos, &pObj->v16);
+  dataPos += sizeof(pObj->v16);
+  sdbGetRawInt32(pRaw, dataPos, &pObj->v32);
+  dataPos += sizeof(pObj->v32);
+  sdbGetRawInt64(pRaw, dataPos, &pObj->v64);
+  dataPos += sizeof(pObj->v64);
+  sdbGetRawBinary(pRaw, dataPos, pObj->vstr, sizeof(pObj->vstr));
+  dataPos += sizeof(pObj->vstr);
+
+  return pRow;
+}
+
+SSdbRow *i64Decode(SSdbRaw *pRaw) {
+  int8_t sver = 0;
+  if (sdbGetRawSoftVer(pRaw, &sver) != 0) return NULL;
+  if (sver != 3) return NULL;
+
+  SSdbRow *pRow = sdbAllocRow(sizeof(SI64Obj));
+  if (pRow == NULL) return NULL;
+
+  SI64Obj *pObj = (SI64Obj *)sdbGetRowObj(pRow);
+  if (pObj == NULL) return NULL;
+
+  int32_t dataPos = 0;
+  sdbGetRawInt64(pRaw, dataPos, &pObj->key);
+  dataPos += sizeof(pObj->key);
+  sdbGetRawInt8(pRaw, dataPos, &pObj->v8);
+  dataPos += sizeof(pObj->v8);
+  sdbGetRawInt16(pRaw, dataPos, &pObj->v16);
+  dataPos += sizeof(pObj->v16);
+  sdbGetRawInt32(pRaw, dataPos, &pObj->v32);
+  dataPos += sizeof(pObj->v32);
+  sdbGetRawInt64(pRaw, dataPos, &pObj->v64);
+  dataPos += sizeof(pObj->v64);
+  sdbGetRawBinary(pRaw, dataPos, pObj->vstr, sizeof(pObj->vstr));
+  dataPos += sizeof(pObj->vstr);
+
+  return pRow;
+}
+
+int32_t strInsert(SSdb *pSdb, SStrObj *pObj) {
+  SMnode *pMnode = pSdb->pMnode;
+  pMnode->insertTimes++;
+  return 0;
+}
+
+int32_t i32Insert(SSdb *pSdb, SI32Obj *pObj) {
+  SMnode *pMnode = pSdb->pMnode;
+  pMnode->insertTimes++;
+  return 0;
+}
+
+int32_t i64Insert(SSdb *pSdb, SI64Obj *pObj) {
+  SMnode *pMnode = pSdb->pMnode;
+  pMnode->insertTimes++;
+  return 0;
+}
+
+int32_t strDelete(SSdb *pSdb, SStrObj *pObj, bool callFunc) {
+  if (callFunc) {
+    SMnode *pMnode = pSdb->pMnode;
+    pMnode->deleteTimes++;
+  }
+  return 0;
+}
+
+int32_t i32Delete(SSdb *pSdb, SI32Obj *pObj, bool callFunc) {
+  if (callFunc) {
+    SMnode *pMnode = pSdb->pMnode;
+    pMnode->deleteTimes++;
+  }
+  return 0;
+}
+
+int32_t i64Delete(SSdb *pSdb, SI64Obj *pObj, bool callFunc) {
+  if (callFunc) {
+    SMnode *pMnode = pSdb->pMnode;
+    pMnode->deleteTimes++;
+  }
+  return 0;
+}
 
 int32_t strUpdate(SSdb *pSdb, SStrObj *pOld, SStrObj *pNew) {
   pOld->v8 = pNew->v8;
@@ -121,6 +282,24 @@ int32_t strUpdate(SSdb *pSdb, SStrObj *pOld, SStrObj *pNew) {
   return 0;
 }
 
+int32_t i32Update(SSdb *pSdb, SI32Obj *pOld, SI32Obj *pNew) {
+  pOld->v8 = pNew->v8;
+  pOld->v16 = pNew->v16;
+  pOld->v32 = pNew->v32;
+  pOld->v64 = pNew->v64;
+  strcpy(pOld->vstr, pNew->vstr);
+  return 0;
+}
+
+int32_t i64Update(SSdb *pSdb, SI64Obj *pOld, SI64Obj *pNew) {
+  pOld->v8 = pNew->v8;
+  pOld->v16 = pNew->v16;
+  pOld->v32 = pNew->v32;
+  pOld->v64 = pNew->v64;
+  strcpy(pOld->vstr, pNew->vstr);
+  return 0;
+}
+
 void strSetDefault(SStrObj *pObj, int32_t index) {
   memset(pObj, 0, sizeof(SStrObj));
   snprintf(pObj->key, sizeof(pObj->key), "k%d", index * 1000);
@@ -131,6 +310,26 @@ void strSetDefault(SStrObj *pObj, int32_t index) {
   snprintf(pObj->vstr, sizeof(pObj->vstr), "v%d", index * 1000);
 }
 
+void i32SetDefault(SI32Obj *pObj, int32_t index) {
+  memset(pObj, 0, sizeof(SI32Obj));
+  pObj->key = index;
+  pObj->v8 = index;
+  pObj->v16 = index;
+  pObj->v32 = index * 1000;
+  pObj->v64 = index * 1000;
+  snprintf(pObj->vstr, sizeof(pObj->vstr), "v%d", index * 1000);
+}
+
+void i64SetDefault(SI64Obj *pObj, int32_t index) {
+  memset(pObj, 0, sizeof(SI64Obj));
+  pObj->key = index;
+  pObj->v8 = index;
+  pObj->v16 = index;
+  pObj->v32 = index * 1000;
+  pObj->v64 = index * 1000;
+  snprintf(pObj->vstr, sizeof(pObj->vstr), "v%d", index * 1000);
+}
+
 int32_t strDefault(SMnode *pMnode) {
   SStrObj  strObj;
   SSdbRaw *pRaw = NULL;
@@ -144,6 +343,8 @@ int32_t strDefault(SMnode *pMnode) {
   pRaw = strEncode(&strObj);
   sdbSetRawStatus(pRaw, SDB_STATUS_READY);
   if (sdbWriteWithoutFree(pMnode->pSdb, pRaw) != 0) return -1;
+
+  EXPECT_EQ(sdbGetRawTotalSize(pRaw), 79);
   sdbFreeRaw(pRaw);
 
   return 0;
@@ -151,28 +352,32 @@ int32_t strDefault(SMnode *pMnode) {
 
 bool sdbTraverseSucc1(SMnode *pMnode, SStrObj *pObj, int32_t *p1, int32_t *p2, int32_t *p3) {
   if (pObj->v8 == 1) {
-    *p1 = *p2 + *p3 + pObj->v8;
+    *p1 += *p2 + *p3 + pObj->v8;
   }
   return true;
 }
 
 bool sdbTraverseSucc2(SMnode *pMnode, SStrObj *pObj, int32_t *p1, int32_t *p2, int32_t *p3) {
-  *p1 = *p2 + *p3 + pObj->v8;
+  *p1 += *p2 + *p3 + pObj->v8;
   return true;
 }
 
 bool sdbTraverseFail(SMnode *pMnode, SStrObj *pObj, int32_t *p1, int32_t *p2, int32_t *p3) {
-  *p1 = *p2 + *p3;
+  *p1 += *p2 + *p3;
   return false;
 }
 
-TEST_F(MndTestSdb, 01_Write) {
-  void    *pIter;
-  int32_t  num;
-  SStrObj *pObj;
-  SMnode   mnode;
-  SSdb    *pSdb;
+TEST_F(MndTestSdb, 01_Write_Str) {
+  void    *pIter = NULL;
+  int32_t  num = 0;
+  SStrObj *pObj = NULL;
+  SMnode   mnode = {0};
+  SSdb    *pSdb = NULL;
   SSdbOpt  opt = {0};
+  SStrObj  strObj = {0};
+  SI32Obj  i32Obj = {0};
+  SI64Obj  i64Obj = {0};
+  SSdbRaw *pRaw = NULL;
   int32_t  p1 = 0;
   int32_t  p2 = 111;
   int32_t  p3 = 222;
@@ -183,42 +388,64 @@ TEST_F(MndTestSdb, 01_Write) {
   opt.path = "/tmp/mnode_test_sdb";
   taosRemoveDir(opt.path);
 
-  SSdbTable strTable = {
-      SDB_USER,
-      SDB_KEY_BINARY,
-      (SdbDeployFp)strDefault,
-      (SdbEncodeFp)strEncode,
-      (SdbDecodeFp)strDecode,
-      (SdbInsertFp)strInsert,
-      (SdbUpdateFp)strUpdate,
-      (SdbDeleteFp)strDelete,
-  };
+  SSdbTable strTable1;
+  memset(&strTable1, 0, sizeof(SSdbTable));
+  strTable1.sdbType = SDB_USER;
+  strTable1.keyType = SDB_KEY_BINARY;
+  strTable1.deployFp = (SdbDeployFp)strDefault;
+  strTable1.encodeFp = (SdbEncodeFp)strEncode;
+  strTable1.decodeFp = (SdbDecodeFp)strDecode;
+  strTable1.insertFp = (SdbInsertFp)strInsert;
+  strTable1.updateFp = (SdbUpdateFp)strUpdate;
+  strTable1.deleteFp = (SdbDeleteFp)strDelete;
+
+  SSdbTable strTable2;
+  memset(&strTable2, 0, sizeof(SSdbTable));
+  strTable2.sdbType = SDB_VGROUP;
+  strTable2.keyType = SDB_KEY_INT32;
+  strTable2.encodeFp = (SdbEncodeFp)i32Encode;
+  strTable2.decodeFp = (SdbDecodeFp)i32Decode;
+  strTable2.insertFp = (SdbInsertFp)i32Insert;
+  strTable2.updateFp = (SdbUpdateFp)i32Update;
+  strTable2.deleteFp = (SdbDeleteFp)i32Delete;
+
+  SSdbTable strTable3;
+  memset(&strTable3, 0, sizeof(SSdbTable));
+  strTable3.sdbType = SDB_CONSUMER;
+  strTable3.keyType = SDB_KEY_INT64;
+  strTable3.encodeFp = (SdbEncodeFp)i64Encode;
+  strTable3.decodeFp = (SdbDecodeFp)i64Decode;
+  strTable3.insertFp = (SdbInsertFp)i64Insert;
+  strTable3.updateFp = (SdbUpdateFp)i64Update;
+  strTable3.deleteFp = (SdbDeleteFp)i64Delete;
 
   pSdb = sdbInit(&opt);
   mnode.pSdb = pSdb;
 
   ASSERT_NE(pSdb, nullptr);
-  ASSERT_EQ(sdbSetTable(pSdb, strTable), 0);
+  ASSERT_EQ(sdbSetTable(pSdb, strTable1), 0);
+  ASSERT_EQ(sdbSetTable(pSdb, strTable2), 0);
+  ASSERT_EQ(sdbSetTable(pSdb, strTable3), 0);
   ASSERT_EQ(sdbDeploy(pSdb), 0);
-#if 0
+
   pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k1000");
   ASSERT_NE(pObj, nullptr);
   EXPECT_STREQ(pObj->key, "k1000");
   EXPECT_STREQ(pObj->vstr, "v1000");
-  EXPECT_EQ(pObj->v8, 1);
-  EXPECT_EQ(pObj->v16, 1);
-  EXPECT_EQ(pObj->v32, 1000);
-  EXPECT_EQ(pObj->v64, 1000);
+  ASSERT_EQ(pObj->v8, 1);
+  ASSERT_EQ(pObj->v16, 1);
+  ASSERT_EQ(pObj->v32, 1000);
+  ASSERT_EQ(pObj->v64, 1000);
   sdbRelease(pSdb, pObj);
 
   pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k2000");
   ASSERT_NE(pObj, nullptr);
   EXPECT_STREQ(pObj->key, "k2000");
   EXPECT_STREQ(pObj->vstr, "v2000");
-  EXPECT_EQ(pObj->v8, 2);
-  EXPECT_EQ(pObj->v16, 2);
-  EXPECT_EQ(pObj->v32, 2000);
-  EXPECT_EQ(pObj->v64, 2000);
+  ASSERT_EQ(pObj->v8, 2);
+  ASSERT_EQ(pObj->v16, 2);
+  ASSERT_EQ(pObj->v32, 2000);
+  ASSERT_EQ(pObj->v64, 2000);
   sdbRelease(pSdb, pObj);
 
   pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k200");
@@ -233,7 +460,7 @@ TEST_F(MndTestSdb, 01_Write) {
     num++;
     sdbRelease(pSdb, pObj);
   } while (1);
-  EXPECT_EQ(num, 2);
+  ASSERT_EQ(num, 2);
 
   do {
     pIter = sdbFetch(pSdb, SDB_USER, pIter, (void **)&pObj);
@@ -248,51 +475,254 @@ TEST_F(MndTestSdb, 01_Write) {
   p1 = 0;
   p2 = 111;
   p3 = 222;
-  sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseSucc2, &p1, &p2, &p3);
-  EXPECT_EQ(p1, 334);
+  sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseSucc1, &p1, &p2, &p3);
+  ASSERT_EQ(p1, 334);
 
   p1 = 0;
   p2 = 111;
   p3 = 222;
   sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseSucc2, &p1, &p2, &p3);
-  EXPECT_EQ(p1, 669);
+  ASSERT_EQ(p1, 669);
 
   p1 = 0;
   p2 = 111;
   p3 = 222;
   sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseFail, &p1, &p2, &p3);
-  EXPECT_EQ(p1, 333);
+  ASSERT_EQ(p1, 333);
 
-  EXPECT_EQ(sdbGetSize(pSdb, SDB_USER), 2);
-  EXPECT_EQ(sdbGetMaxId(pSdb, SDB_USER), -1);
-  EXPECT_EQ(sdbGetTableVer(pSdb, SDB_USER), 2);
-  EXPECT_EQ(sdbUpdateVer(pSdb, 0), 2);
-  EXPECT_EQ(sdbUpdateVer(pSdb, 1), 3);
-  EXPECT_EQ(sdbUpdateVer(pSdb, -1), 2);
+  ASSERT_EQ(sdbGetSize(pSdb, SDB_USER), 2);
+  ASSERT_EQ(sdbGetMaxId(pSdb, SDB_USER), -1);
+  ASSERT_EQ(sdbGetTableVer(pSdb, SDB_USER), 2 );
+  ASSERT_EQ(sdbUpdateVer(pSdb, 0), -1);
+  ASSERT_EQ(sdbUpdateVer(pSdb, 1), 0);
+  ASSERT_EQ(sdbUpdateVer(pSdb, -1), -1);
+  ASSERT_EQ(mnode.insertTimes, 2);
+  ASSERT_EQ(mnode.deleteTimes, 0);
 
-  // insert, call func
+  {
+    // insert, call func
+    strSetDefault(&strObj, 3);
+    pRaw = strEncode(&strObj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k3000");
+    ASSERT_NE(pObj, nullptr);
+    EXPECT_STREQ(pObj->key, "k3000");
+    EXPECT_STREQ(pObj->vstr, "v3000");
+    ASSERT_EQ(pObj->v8, 3);
+    ASSERT_EQ(pObj->v16, 3);
+    ASSERT_EQ(pObj->v32, 3000);
+    ASSERT_EQ(pObj->v64, 3000);
+    sdbRelease(pSdb, pObj);
 
-  // update, call func
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_USER), 3);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_USER), 3);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_USER), -1);
 
-  // delete, call func 2
+    // update, call func
+    strSetDefault(&strObj, 3);
+    strObj.v8 = 4;
+    pRaw = strEncode(&strObj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k3000");
+    ASSERT_NE(pObj, nullptr);
+    EXPECT_STREQ(pObj->key, "k3000");
+    EXPECT_STREQ(pObj->vstr, "v3000");
+    ASSERT_EQ(pObj->v8, 4);
+    ASSERT_EQ(pObj->v16, 3);
+    ASSERT_EQ(pObj->v32, 3000);
+    ASSERT_EQ(pObj->v64, 3000);
+    sdbRelease(pSdb, pObj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_USER), 3);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_USER), 4);
+    ASSERT_EQ(sdbUpdateVer(pSdb, 0), -1);
+    ASSERT_EQ(sdbUpdateVer(pSdb, 1), 0);
+    ASSERT_EQ(sdbUpdateVer(pSdb, -1), -1);
+    ASSERT_EQ(mnode.insertTimes, 3);
+    ASSERT_EQ(mnode.deleteTimes, 0);
+
+    // delete, call func 2
+    strSetDefault(&strObj, 3);
+    strObj.v16 = 4;
+    pRaw = strEncode(&strObj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_DROPPED);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k3000");
+    ASSERT_EQ(pObj, nullptr);
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_USER), 2);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_USER), 5);
+    ASSERT_EQ(mnode.insertTimes, 3);
+    ASSERT_EQ(mnode.deleteTimes, 1);
+  }
+
+  {
+    int32_t key = 4;
+    i32SetDefault(&i32Obj, key);
+    pRaw = i32Encode(&i32Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    SI32Obj *pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &key);
+    ASSERT_NE(pI32Obj, nullptr);
+    ASSERT_EQ(pI32Obj->key, key);
+    ASSERT_EQ(pI32Obj->v8, 4);
+    ASSERT_EQ(pI32Obj->v16, 4);
+    ASSERT_EQ(pI32Obj->v32, 4000);
+    ASSERT_EQ(pI32Obj->v64, 4000);
+    sdbRelease(pSdb, pI32Obj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_VGROUP), 1);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_VGROUP), 1);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_VGROUP), 5);
+
+    i32SetDefault(&i32Obj, key);
+    i32Obj.v8 = 5;
+    pRaw = i32Encode(&i32Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &key);
+    ASSERT_NE(pI32Obj, nullptr);
+    ASSERT_EQ(pI32Obj->key, key);
+    ASSERT_EQ(pI32Obj->v8, 5);
+    ASSERT_EQ(pI32Obj->v16, 4);
+    ASSERT_EQ(pI32Obj->v32, 4000);
+    ASSERT_EQ(pI32Obj->v64, 4000);
+    sdbRelease(pSdb, pI32Obj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_VGROUP), 1);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_VGROUP), 2);
+    ASSERT_EQ(mnode.insertTimes, 4);
+    ASSERT_EQ(mnode.deleteTimes, 1);
+
+    // delete, call func 2
+    key = 4;
+    i32SetDefault(&i32Obj, key);
+    pRaw = i32Encode(&i32Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_DROPPED);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &key);
+    ASSERT_EQ(pI32Obj, nullptr);
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_VGROUP), 0);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_VGROUP), 3);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_VGROUP), 5);
+    ASSERT_EQ(mnode.insertTimes, 4);
+    ASSERT_EQ(mnode.deleteTimes, 2);
+
+    key = 6;
+    i32SetDefault(&i32Obj, key);
+    pRaw = i32Encode(&i32Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &key);
+    ASSERT_NE(pI32Obj, nullptr);
+    ASSERT_EQ(pI32Obj->key, key);
+    ASSERT_EQ(pI32Obj->v8, 6);
+    ASSERT_EQ(pI32Obj->v16, 6);
+    ASSERT_EQ(pI32Obj->v32, 6000);
+    ASSERT_EQ(pI32Obj->v64, 6000);
+    sdbRelease(pSdb, pI32Obj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_VGROUP), 1);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_VGROUP), 4);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_VGROUP), 7);
+    ASSERT_EQ(mnode.insertTimes, 5);
+    ASSERT_EQ(mnode.deleteTimes, 2);
+  }
+
+  {
+    int64_t key = 4;
+    i64SetDefault(&i64Obj, key);
+    pRaw = i64Encode(&i64Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    SI64Obj *pI64Obj = (SI64Obj *)sdbAcquire(pSdb, SDB_CONSUMER, &key);
+    ASSERT_NE(pI64Obj, nullptr);
+    ASSERT_EQ(pI64Obj->key, key);
+    ASSERT_EQ(pI64Obj->v8, 4);
+    ASSERT_EQ(pI64Obj->v16, 4);
+    ASSERT_EQ(pI64Obj->v32, 4000);
+    ASSERT_EQ(pI64Obj->v64, 4000);
+    sdbRelease(pSdb, pI64Obj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_CONSUMER), 1);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_CONSUMER), 1);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_CONSUMER), -1);
+
+    i64SetDefault(&i64Obj, key);
+    i64Obj.v8 = 5;
+    pRaw = i64Encode(&i64Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI64Obj = (SI64Obj *)sdbAcquire(pSdb, SDB_CONSUMER, &key);
+    ASSERT_NE(pI64Obj, nullptr);
+    ASSERT_EQ(pI64Obj->key, key);
+    ASSERT_EQ(pI64Obj->v8, 5);
+    ASSERT_EQ(pI64Obj->v16, 4);
+    ASSERT_EQ(pI64Obj->v32, 4000);
+    ASSERT_EQ(pI64Obj->v64, 4000);
+    sdbRelease(pSdb, pI64Obj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_CONSUMER), 1);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_CONSUMER), 2);
+    ASSERT_EQ(mnode.insertTimes, 6);
+    ASSERT_EQ(mnode.deleteTimes, 2);
+
+    // delete, call func 2
+    key = 4;
+    i64SetDefault(&i64Obj, key);
+    pRaw = i64Encode(&i64Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_DROPPED);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pObj = (SStrObj *)sdbAcquire(pSdb, SDB_CONSUMER, &key);
+    ASSERT_EQ(pObj, nullptr);
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_CONSUMER), 0);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_CONSUMER), 3);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_CONSUMER), -1);
+    ASSERT_EQ(mnode.insertTimes, 6);
+    ASSERT_EQ(mnode.deleteTimes, 3);
+
+    key = 7;
+    i64SetDefault(&i64Obj, key);
+    pRaw = i64Encode(&i64Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_READY);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI64Obj = (SI64Obj *)sdbAcquire(pSdb, SDB_CONSUMER, &key);
+    ASSERT_NE(pI64Obj, nullptr);
+    ASSERT_EQ(pI64Obj->key, key);
+    ASSERT_EQ(pI64Obj->v8, 7);
+    ASSERT_EQ(pI64Obj->v16, 7);
+    ASSERT_EQ(pI64Obj->v32, 7000);
+    ASSERT_EQ(pI64Obj->v64, 7000);
+    sdbRelease(pSdb, pI64Obj);
+
+    ASSERT_EQ(sdbGetSize(pSdb, SDB_CONSUMER), 1);
+    ASSERT_EQ(sdbGetTableVer(pSdb, SDB_CONSUMER), 4);
+    ASSERT_EQ(sdbGetMaxId(pSdb, SDB_CONSUMER), -1);
+    ASSERT_EQ(mnode.insertTimes, 7);
+    ASSERT_EQ(mnode.deleteTimes, 3);
+  }
 
   // write version
-
-  // sdb Write ver
-
-  // sdbRead
-#endif
+  ASSERT_EQ(sdbUpdateVer(pSdb, 1), 0);
+  ASSERT_EQ(sdbUpdateVer(pSdb, 1), 1);
   ASSERT_EQ(sdbWriteFile(pSdb), 0);
+  ASSERT_EQ(sdbWriteFile(pSdb), 0);
+
   sdbCleanup(pSdb);
+  ASSERT_EQ(mnode.insertTimes, 7);
+  ASSERT_EQ(mnode.deleteTimes, 7);
 }
 
-TEST_F(MndTestSdb, 01_Read) {
-  void    *pIter;
-  int32_t  num;
-  SStrObj *pObj;
-  SMnode   mnode;
-  SSdb    *pSdb;
+TEST_F(MndTestSdb, 01_Read_Str) {
+  void    *pIter = NULL;
+  int32_t  num = 0;
+  SStrObj *pObj = NULL;
+  SMnode   mnode = {0};
+  SSdb    *pSdb = NULL;
   SSdbOpt  opt = {0};
+  SStrObj  strObj = {0};
+  SSdbRaw *pRaw = NULL;
   int32_t  p1 = 0;
   int32_t  p2 = 111;
   int32_t  p3 = 222;
@@ -301,22 +731,174 @@ TEST_F(MndTestSdb, 01_Read) {
   mnode.v200 = 200;
   opt.pMnode = &mnode;
   opt.path = "/tmp/mnode_test_sdb";
-  taosRemoveDir(opt.path);
 
-  SSdbTable strTable = {
-      SDB_USER,
-      SDB_KEY_BINARY,
-      (SdbDeployFp)strDefault,
-      (SdbEncodeFp)strEncode,
-      (SdbDecodeFp)strDecode,
-      (SdbInsertFp)strInsert,
-      (SdbUpdateFp)strUpdate,
-      (SdbDeleteFp)strDelete,
-  };
+  SSdbTable strTable1;
+  memset(&strTable1, 0, sizeof(SSdbTable));
+  strTable1.sdbType = SDB_USER;
+  strTable1.keyType = SDB_KEY_BINARY;
+  strTable1.deployFp = (SdbDeployFp)strDefault;
+  strTable1.encodeFp = (SdbEncodeFp)strEncode;
+  strTable1.decodeFp = (SdbDecodeFp)strDecode;
+  strTable1.insertFp = (SdbInsertFp)strInsert;
+  strTable1.updateFp = (SdbUpdateFp)strUpdate;
+  strTable1.deleteFp = (SdbDeleteFp)strDelete;
+
+  SSdbTable strTable2;
+  memset(&strTable2, 0, sizeof(SSdbTable));
+  strTable2.sdbType = SDB_VGROUP;
+  strTable2.keyType = SDB_KEY_INT32;
+  strTable2.encodeFp = (SdbEncodeFp)i32Encode;
+  strTable2.decodeFp = (SdbDecodeFp)i32Decode;
+  strTable2.insertFp = (SdbInsertFp)i32Insert;
+  strTable2.updateFp = (SdbUpdateFp)i32Update;
+  strTable2.deleteFp = (SdbDeleteFp)i32Delete;
+
+  SSdbTable strTable3;
+  memset(&strTable3, 0, sizeof(SSdbTable));
+  strTable3.sdbType = SDB_CONSUMER;
+  strTable3.keyType = SDB_KEY_INT64;
+  strTable3.encodeFp = (SdbEncodeFp)i64Encode;
+  strTable3.decodeFp = (SdbDecodeFp)i64Decode;
+  strTable3.insertFp = (SdbInsertFp)i64Insert;
+  strTable3.updateFp = (SdbUpdateFp)i64Update;
+  strTable3.deleteFp = (SdbDeleteFp)i64Delete;
 
   pSdb = sdbInit(&opt);
   mnode.pSdb = pSdb;
-
+  ASSERT_NE(pSdb, nullptr);
+  ASSERT_NE(pSdb, nullptr);
+  ASSERT_EQ(sdbSetTable(pSdb, strTable1), 0);
+  ASSERT_EQ(sdbSetTable(pSdb, strTable2), 0);
+  ASSERT_EQ(sdbSetTable(pSdb, strTable3), 0);
   ASSERT_EQ(sdbReadFile(pSdb), 0);
+
+  ASSERT_EQ(sdbGetSize(pSdb, SDB_USER), 2);
+  ASSERT_EQ(sdbGetMaxId(pSdb, SDB_USER), -1);
+  ASSERT_EQ(sdbGetTableVer(pSdb, SDB_USER), 5);
+  ASSERT_EQ(sdbUpdateVer(pSdb, 0), 1);
+  ASSERT_EQ(mnode.insertTimes, 4);
+  ASSERT_EQ(mnode.deleteTimes, 0);
+
+  pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k1000");
+  ASSERT_NE(pObj, nullptr);
+  EXPECT_STREQ(pObj->key, "k1000");
+  EXPECT_STREQ(pObj->vstr, "v1000");
+  ASSERT_EQ(pObj->v8, 1);
+  ASSERT_EQ(pObj->v16, 1);
+  ASSERT_EQ(pObj->v32, 1000);
+  ASSERT_EQ(pObj->v64, 1000);
+  sdbRelease(pSdb, pObj);
+
+  pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k2000");
+  ASSERT_NE(pObj, nullptr);
+  EXPECT_STREQ(pObj->key, "k2000");
+  EXPECT_STREQ(pObj->vstr, "v2000");
+  ASSERT_EQ(pObj->v8, 2);
+  ASSERT_EQ(pObj->v16, 2);
+  ASSERT_EQ(pObj->v32, 2000);
+  ASSERT_EQ(pObj->v64, 2000);
+  sdbRelease(pSdb, pObj);
+
+  pObj = (SStrObj *)sdbAcquire(pSdb, SDB_USER, "k200");
+  ASSERT_EQ(pObj, nullptr);
+
+  pIter = NULL;
+  num = 0;
+  do {
+    pIter = sdbFetch(pSdb, SDB_USER, pIter, (void **)&pObj);
+    if (pIter == NULL) break;
+    ASSERT_NE(pObj, nullptr);
+    num++;
+    sdbRelease(pSdb, pObj);
+  } while (1);
+  ASSERT_EQ(num, 2);
+
+  do {
+    pIter = sdbFetch(pSdb, SDB_USER, pIter, (void **)&pObj);
+    if (pIter == NULL) break;
+    if (strcmp(pObj->key, "k1000") == 0) {
+      sdbCancelFetch(pSdb, pIter);
+      break;
+    }
+  } while (1);
+  EXPECT_STREQ(pObj->key, "k1000");
+
+  p1 = 0;
+  p2 = 111;
+  p3 = 222;
+  sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseSucc1, &p1, &p2, &p3);
+  ASSERT_EQ(p1, 334);
+
+  p1 = 0;
+  p2 = 111;
+  p3 = 222;
+  sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseSucc2, &p1, &p2, &p3);
+  ASSERT_EQ(p1, 669);
+
+  p1 = 0;
+  p2 = 111;
+  p3 = 222;
+  sdbTraverse(pSdb, SDB_USER, (sdbTraverseFp)sdbTraverseFail, &p1, &p2, &p3);
+  ASSERT_EQ(p1, 333);
+
+  int32_t  i32key = 6;
+  SI32Obj *pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &i32key);
+  ASSERT_NE(pI32Obj, nullptr);
+  ASSERT_EQ(pI32Obj->key, 6);
+  ASSERT_EQ(pI32Obj->v8, 6);
+  ASSERT_EQ(pI32Obj->v16, 6);
+  ASSERT_EQ(pI32Obj->v32, 6000);
+  ASSERT_EQ(pI32Obj->v64, 6000);
+  sdbRelease(pSdb, pI32Obj);
+
+  ASSERT_EQ(sdbGetSize(pSdb, SDB_VGROUP), 1);
+  ASSERT_EQ(sdbGetTableVer(pSdb, SDB_VGROUP), 4);
+  ASSERT_EQ(sdbGetMaxId(pSdb, SDB_VGROUP), 7);
+
+  int64_t  i64key = 7;
+  SI64Obj *pI64Obj = (SI64Obj *)sdbAcquire(pSdb, SDB_CONSUMER, &i64key);
+  ASSERT_NE(pI64Obj, nullptr);
+  ASSERT_EQ(pI64Obj->key, 7);
+  ASSERT_EQ(pI64Obj->v8, 7);
+  ASSERT_EQ(pI64Obj->v16, 7);
+  ASSERT_EQ(pI64Obj->v32, 7000);
+  ASSERT_EQ(pI64Obj->v64, 7000);
+  sdbRelease(pSdb, pI64Obj);
+
+  ASSERT_EQ(sdbGetSize(pSdb, SDB_CONSUMER), 1);
+  ASSERT_EQ(sdbGetTableVer(pSdb, SDB_CONSUMER), 4);
+
+  ASSERT_EQ(mnode.insertTimes, 4);
+  ASSERT_EQ(mnode.deleteTimes, 0);
+
+  {
+    SI32Obj i32Obj = {0};
+    int32_t key = 6;
+    i32SetDefault(&i32Obj, key);
+    pRaw = i32Encode(&i32Obj);
+    sdbSetRawStatus(pRaw, SDB_STATUS_DROPPING);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &key);
+    ASSERT_EQ(pI32Obj, nullptr);
+    int32_t code = terrno;
+    ASSERT_EQ(code, TSDB_CODE_SDB_OBJ_DROPPING);
+  }
+
+  {
+    SI32Obj i32Obj = {0};
+    int32_t key = 8;
+    i32SetDefault(&i32Obj, key);
+    pRaw = i32Encode(&i32Obj);
+    EXPECT_NE(sdbSetRawStatus(pRaw, SDB_STATUS_INIT), 0);
+    sdbSetRawStatus(pRaw, SDB_STATUS_CREATING);
+    ASSERT_EQ(sdbWrite(pSdb, pRaw), 0);
+    pI32Obj = (SI32Obj *)sdbAcquire(pSdb, SDB_VGROUP, &key);
+    ASSERT_EQ(pI32Obj, nullptr);
+    int32_t code = terrno;
+    ASSERT_EQ(code, TSDB_CODE_SDB_OBJ_CREATING);
+  }
+
   sdbCleanup(pSdb);
+  ASSERT_EQ(mnode.insertTimes, 5);
+  ASSERT_EQ(mnode.deleteTimes, 5);
 }
\ No newline at end of file
diff --git a/source/dnode/mnode/sdb/inc/sdbInt.h b/source/dnode/mnode/sdb/inc/sdbInt.h
index 563fc72d00..23c0f8a01c 100644
--- a/source/dnode/mnode/sdb/inc/sdbInt.h
+++ b/source/dnode/mnode/sdb/inc/sdbInt.h
@@ -31,8 +31,6 @@ extern "C" {
 #define mDebug(...) { if (mDebugFlag & DEBUG_DEBUG) { taosPrintLog("MND ", DEBUG_DEBUG, mDebugFlag, __VA_ARGS__); }}
 #define mTrace(...) { if (mDebugFlag & DEBUG_TRACE) { taosPrintLog("MND ", DEBUG_TRACE, mDebugFlag, __VA_ARGS__); }}
 
-#define SDB_MAX_SIZE (32 * 1024)
-
 typedef struct SSdbRaw {
   int8_t  type;
   int8_t  status;
diff --git a/source/dnode/mnode/sdb/src/sdb.c b/source/dnode/mnode/sdb/src/sdb.c
index d180271175..51f40c12cd 100644
--- a/source/dnode/mnode/sdb/src/sdb.c
+++ b/source/dnode/mnode/sdb/src/sdb.c
@@ -28,12 +28,12 @@ SSdb *sdbInit(SSdbOpt *pOption) {
     return NULL;
   }
 
-  char path[PATH_MAX + 100];
-  snprintf(path, PATH_MAX + 100, "%s%sdata", pOption->path, TD_DIRSEP);
+  char path[PATH_MAX + 100] = {0};
+  snprintf(path, sizeof(path), "%s%sdata", pOption->path, TD_DIRSEP);
   pSdb->currDir = strdup(path);
-  snprintf(path, PATH_MAX + 100, "%s%ssync", pOption->path, TD_DIRSEP);
+  snprintf(path, sizeof(path), "%s%ssync", pOption->path, TD_DIRSEP);
   pSdb->syncDir = strdup(path);
-  snprintf(path, PATH_MAX + 100, "%s%stmp", pOption->path, TD_DIRSEP);
+  snprintf(path, sizeof(path), "%s%stmp", pOption->path, TD_DIRSEP);
   pSdb->tmpDir = strdup(path);
   if (pSdb->currDir == NULL || pSdb->currDir == NULL || pSdb->currDir == NULL) {
     sdbCleanup(pSdb);
@@ -50,7 +50,7 @@ SSdb *sdbInit(SSdbOpt *pOption) {
   for (ESdbType i = 0; i < SDB_MAX; ++i) {
     taosInitRWLatch(&pSdb->locks[i]);
     pSdb->maxId[i] = 0;
-    pSdb->tableVer[i] = -1;
+    pSdb->tableVer[i] = 0;
     pSdb->keyTypes[i] = SDB_KEY_INT32;
   }
 
@@ -99,7 +99,7 @@ void sdbCleanup(SSdb *pSdb) {
     taosHashClear(hash);
     taosHashCleanup(hash);
     pSdb->hashObjs[i] = NULL;
-    mDebug("sdb table:%d is cleaned up", i);
+    mDebug("sdb table:%s is cleaned up", sdbTableName(i));
   }
 
   taosMemoryFree(pSdb);
diff --git a/source/dnode/mnode/sdb/src/sdbFile.c b/source/dnode/mnode/sdb/src/sdbFile.c
index 33383802be..f8bd14813c 100644
--- a/source/dnode/mnode/sdb/src/sdbFile.c
+++ b/source/dnode/mnode/sdb/src/sdbFile.c
@@ -18,7 +18,7 @@
 #include "tchecksum.h"
 #include "wal.h"
 
-#define SDB_TABLE_SIZE 24
+#define SDB_TABLE_SIZE   24
 #define SDB_RESERVE_SIZE 512
 
 static int32_t sdbRunDeployFp(SSdb *pSdb) {
@@ -50,7 +50,7 @@ static int32_t sdbReadFileHead(SSdb *pSdb, TdFilePtr pFile) {
   }
 
   for (int32_t i = 0; i < SDB_TABLE_SIZE; ++i) {
-    int64_t maxId = -1;
+    int64_t maxId = 0;
     ret = taosReadFile(pFile, &maxId, sizeof(int64_t));
     if (ret < 0) {
       terrno = TAOS_SYSTEM_ERROR(errno);
@@ -66,7 +66,7 @@ static int32_t sdbReadFileHead(SSdb *pSdb, TdFilePtr pFile) {
   }
 
   for (int32_t i = 0; i < SDB_TABLE_SIZE; ++i) {
-    int64_t ver = -1;
+    int64_t ver = 0;
     ret = taosReadFile(pFile, &ver, sizeof(int64_t));
     if (ret < 0) {
       terrno = TAOS_SYSTEM_ERROR(errno);
@@ -102,7 +102,7 @@ static int32_t sdbWriteFileHead(SSdb *pSdb, TdFilePtr pFile) {
   }
 
   for (int32_t i = 0; i < SDB_TABLE_SIZE; ++i) {
-    int64_t maxId = -1;
+    int64_t maxId = 0;
     if (i < SDB_MAX) {
       maxId = pSdb->maxId[i];
     }
@@ -113,7 +113,7 @@ static int32_t sdbWriteFileHead(SSdb *pSdb, TdFilePtr pFile) {
   }
 
   for (int32_t i = 0; i < SDB_TABLE_SIZE; ++i) {
-    int64_t ver = -1;
+    int64_t ver = 0;
     if (i < SDB_MAX) {
       ver = pSdb->tableVer[i];
     }
@@ -165,6 +165,9 @@ int32_t sdbReadFile(SSdb *pSdb) {
     return -1;
   }
 
+  int64_t tableVer[SDB_MAX] = {0};
+  memcpy(tableVer, pSdb->tableVer, sizeof(tableVer));
+
   while (1) {
     readLen = sizeof(SSdbRaw);
     ret = taosReadFile(pFile, pRaw, readLen);
@@ -206,15 +209,16 @@ int32_t sdbReadFile(SSdb *pSdb) {
     code = sdbWriteWithoutFree(pSdb, pRaw);
     if (code != 0) {
       mError("failed to read file:%s since %s", file, terrstr());
-      goto PARSE_SDB_DATA_ERROR;
+      goto _OVER;
     }
   }
 
   code = 0;
   pSdb->lastCommitVer = pSdb->curVer;
+  memcpy(pSdb->tableVer, tableVer, sizeof(tableVer));
   mDebug("read file:%s successfully, ver:%" PRId64, file, pSdb->lastCommitVer);
 
-PARSE_SDB_DATA_ERROR:
+_OVER:
   taosCloseFile(&pFile);
   sdbFreeRaw(pRaw);
 
@@ -259,7 +263,13 @@ static int32_t sdbWriteFileImp(SSdb *pSdb) {
     SSdbRow **ppRow = taosHashIterate(hash, NULL);
     while (ppRow != NULL) {
       SSdbRow *pRow = *ppRow;
-      if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
+      if (pRow == NULL) {
+        ppRow = taosHashIterate(hash, ppRow);
+        continue;
+      }
+
+      if (pRow->status != SDB_STATUS_READY && pRow->status != SDB_STATUS_DROPPING) {
+        sdbPrintOper(pSdb, pRow, "not-write");
         ppRow = taosHashIterate(hash, ppRow);
         continue;
       }
diff --git a/source/dnode/mnode/sdb/src/sdbHash.c b/source/dnode/mnode/sdb/src/sdbHash.c
index b34c2a82d8..94008b2f7c 100644
--- a/source/dnode/mnode/sdb/src/sdbHash.c
+++ b/source/dnode/mnode/sdb/src/sdbHash.c
@@ -16,7 +16,7 @@
 #define _DEFAULT_SOURCE
 #include "sdbInt.h"
 
-static void sdbCheck(SSdb *pSdb, SSdbRow *pRow);
+static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow);
 
 const char *sdbTableName(ESdbType type) {
   switch (type) {
@@ -65,12 +65,10 @@ const char *sdbTableName(ESdbType type) {
   }
 }
 
-static const char *sdbStatusStr(ESdbStatus status) {
+static const char *sdbStatusName(ESdbStatus status) {
   switch (status) {
     case SDB_STATUS_CREATING:
       return "creating";
-    case SDB_STATUS_UPDATING:
-      return "updating";
     case SDB_STATUS_DROPPING:
       return "dropping";
     case SDB_STATUS_READY:
@@ -89,13 +87,13 @@ void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
 
   if (keyType == SDB_KEY_BINARY) {
     mTrace("%s:%s, ref:%d oper:%s row:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj, pRow->refCount, oper,
-           pRow->pObj, sdbStatusStr(pRow->status));
+           pRow->pObj, sdbStatusName(pRow->status));
   } else if (keyType == SDB_KEY_INT32) {
     mTrace("%s:%d, ref:%d oper:%s row:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj, pRow->refCount,
-           oper, pRow->pObj, sdbStatusStr(pRow->status));
+           oper, pRow->pObj, sdbStatusName(pRow->status));
   } else if (keyType == SDB_KEY_INT64) {
     mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p status:%s", sdbTableName(pRow->type), *(int64_t *)pRow->pObj,
-           pRow->refCount, oper, pRow->pObj, sdbStatusStr(pRow->status));
+           pRow->refCount, oper, pRow->pObj, sdbStatusName(pRow->status));
   } else {
   }
 }
@@ -116,7 +114,7 @@ static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
 }
 
 static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
-  int32_t  keySize;
+  int32_t  keySize = 0;
   EKeyType keyType = pSdb->keyTypes[type];
 
   if (keyType == SDB_KEY_INT32) {
@@ -149,7 +147,7 @@ static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
   if (taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *)) != 0) {
     taosWUnLockLatch(pLock);
     sdbFreeRow(pSdb, pRow, false);
-    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
+    terrno = TSDB_CODE_OUT_OF_MEMORY;
     return terrno;
   }
 
@@ -183,18 +181,18 @@ static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
 
 static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
   SRWLatch *pLock = &pSdb->locks[pNewRow->type];
-  taosRLockLatch(pLock);
+  taosWLockLatch(pLock);
 
   SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
   if (ppOldRow == NULL || *ppOldRow == NULL) {
-    taosRUnLockLatch(pLock);
+    taosWUnLockLatch(pLock);
     return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
   }
 
   SSdbRow *pOldRow = *ppOldRow;
   pOldRow->status = pRaw->status;
   sdbPrintOper(pSdb, pOldRow, "update");
-  taosRUnLockLatch(pLock);
+  taosWUnLockLatch(pLock);
 
   int32_t     code = 0;
   SdbUpdateFp updateFp = pSdb->updateFps[pNewRow->type];
@@ -230,8 +228,7 @@ static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
   pSdb->tableVer[pOldRow->type]++;
   sdbFreeRow(pSdb, pRow, false);
 
-  sdbCheck(pSdb, pOldRow);
-  // sdbRelease(pSdb, pOldRow->pObj);
+  sdbCheckRow(pSdb, pOldRow);
   return 0;
 }
 
@@ -254,7 +251,6 @@ int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
     case SDB_STATUS_CREATING:
       code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
       break;
-    case SDB_STATUS_UPDATING:
     case SDB_STATUS_READY:
     case SDB_STATUS_DROPPING:
       code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
@@ -295,7 +291,6 @@ void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) {
   SSdbRow *pRow = *ppRow;
   switch (pRow->status) {
     case SDB_STATUS_READY:
-    case SDB_STATUS_UPDATING:
       atomic_add_fetch_32(&pRow->refCount, 1);
       pRet = pRow->pObj;
       sdbPrintOper(pSdb, pRow, "acquire");
@@ -315,9 +310,9 @@ void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) {
   return pRet;
 }
 
-static void sdbCheck(SSdb *pSdb, SSdbRow *pRow) {
+static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
   SRWLatch *pLock = &pSdb->locks[pRow->type];
-  taosRLockLatch(pLock);
+  taosWLockLatch(pLock);
 
   int32_t ref = atomic_load_32(&pRow->refCount);
   sdbPrintOper(pSdb, pRow, "check");
@@ -325,7 +320,7 @@ static void sdbCheck(SSdb *pSdb, SSdbRow *pRow) {
     sdbFreeRow(pSdb, pRow, true);
   }
 
-  taosRUnLockLatch(pLock);
+  taosWUnLockLatch(pLock);
 }
 
 void sdbRelease(SSdb *pSdb, void *pObj) {
@@ -335,7 +330,7 @@ void sdbRelease(SSdb *pSdb, void *pObj) {
   if (pRow->type >= SDB_MAX) return;
 
   SRWLatch *pLock = &pSdb->locks[pRow->type];
-  taosRLockLatch(pLock);
+  taosWLockLatch(pLock);
 
   int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
   sdbPrintOper(pSdb, pRow, "release");
@@ -343,7 +338,7 @@ void sdbRelease(SSdb *pSdb, void *pObj) {
     sdbFreeRow(pSdb, pRow, true);
   }
 
-  taosRUnLockLatch(pLock);
+  taosWUnLockLatch(pLock);
 }
 
 void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
@@ -355,16 +350,6 @@ void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
   SRWLatch *pLock = &pSdb->locks[type];
   taosRLockLatch(pLock);
 
-#if 0
-  if (pIter != NULL) {
-    SSdbRow *pLastRow = *(SSdbRow **)pIter;
-    int32_t  ref = atomic_load_32(&pLastRow->refCount);
-    if (ref <= 0 && pLastRow->status == SDB_STATUS_DROPPED) {
-      sdbFreeRow(pSdb, pLastRow);
-    }
-  }
-#endif
-
   SSdbRow **ppRow = taosHashIterate(hash, pIter);
   while (ppRow != NULL) {
     SSdbRow *pRow = *ppRow;
diff --git a/source/dnode/mnode/sdb/src/sdbRaw.c b/source/dnode/mnode/sdb/src/sdbRaw.c
index 45464c3bd3..d09198f66f 100644
--- a/source/dnode/mnode/sdb/src/sdbRaw.c
+++ b/source/dnode/mnode/sdb/src/sdbRaw.c
@@ -134,6 +134,11 @@ int32_t sdbSetRawStatus(SSdbRaw *pRaw, ESdbStatus status) {
     return -1;
   }
 
+  if (status == SDB_STATUS_INIT) {
+    terrno = TSDB_CODE_INVALID_PARA;
+    return -1;
+  }
+
   pRaw->status = status;
   return 0;
 }
diff --git a/source/dnode/vnode/src/vnd/vnodeCommit.c b/source/dnode/vnode/src/vnd/vnodeCommit.c
index 5412b5d1c2..7026673231 100644
--- a/source/dnode/vnode/src/vnd/vnodeCommit.c
+++ b/source/dnode/vnode/src/vnd/vnodeCommit.c
@@ -190,7 +190,7 @@ int vnodeSyncCommit(SVnode *pVnode) {
 }
 
 int vnodeCommit(SVnode *pVnode) {
-  SVnodeInfo info;
+  SVnodeInfo info = {0};
   char       dir[TSDB_FILENAME_LEN];
 
   vInfo("vgId:%d start to commit, version: %" PRId64, TD_VID(pVnode), pVnode->state.applied);
diff --git a/source/libs/transport/src/transSrv.c b/source/libs/transport/src/transSrv.c
index b416b404a9..916bcb8862 100644
--- a/source/libs/transport/src/transSrv.c
+++ b/source/libs/transport/src/transSrv.c
@@ -207,7 +207,7 @@ static bool addHandleToAcceptloop(void* arg);
       SExHandle* exh2 = uvAcquireExHandle(refId);                                                                     \
       if (exh2 == NULL || refId != exh2->refId) {                                                                     \
         tTrace("server handle %p except, may already freed, ignore msg, ref1: %" PRIu64 ", ref2 : %" PRIu64 "", exh1, \
-               exh1->refId, refId);                                                                                   \
+               exh2 ? exh2->refId : 0, refId);                                                                        \
         goto _return1;                                                                                                \
       }                                                                                                               \
     } else if (refId == 0) {                                                                                          \
diff --git a/source/util/src/terror.c b/source/util/src/terror.c
index 87ef94f9b5..709efa3125 100644
--- a/source/util/src/terror.c
+++ b/source/util/src/terror.c
@@ -93,6 +93,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_OPS_NOT_SUPPORT,              "Operation not support
 TAOS_DEFINE_ERROR(TSDB_CODE_MSG_NOT_PROCESSED,            "Message not processed")
 TAOS_DEFINE_ERROR(TSDB_CODE_CFG_NOT_FOUND,                "Config not found")
 TAOS_DEFINE_ERROR(TSDB_CODE_REPEAT_INIT,                  "Repeat initialization")
+TAOS_DEFINE_ERROR(TSDB_CODE_DUP_KEY,                      "Cannot add duplicate keys to hash")
 
 TAOS_DEFINE_ERROR(TSDB_CODE_REF_NO_MEMORY,                "Ref out of memory")
 TAOS_DEFINE_ERROR(TSDB_CODE_REF_FULL,                     "too many Ref Objs")
diff --git a/source/util/src/thash.c b/source/util/src/thash.c
index d2b07875a3..4bbf6ccf45 100644
--- a/source/util/src/thash.c
+++ b/source/util/src/thash.c
@@ -310,6 +310,7 @@ int32_t taosHashGetSize(const SHashObj *pHashObj) {
 
 int32_t taosHashPut(SHashObj *pHashObj, const void *key, size_t keyLen, const void *data, size_t size) {
   if (pHashObj == NULL || key == NULL || keyLen == 0) {
+    terrno = TSDB_CODE_INVALID_PTR;
     return -1;
   }
 
@@ -378,6 +379,8 @@ int32_t taosHashPut(SHashObj *pHashObj, const void *key, size_t keyLen, const vo
       }
 
       doUpdateHashNode(pHashObj, pe, prev, pNode, pNewNode);
+    } else {
+      terrno = TSDB_CODE_DUP_KEY;
     }
 
     taosHashEntryWUnlock(pHashObj, pe);
diff --git a/source/util/src/tprocess.c b/source/util/src/tprocess.c
index d8343bc427..8963a4f94e 100644
--- a/source/util/src/tprocess.c
+++ b/source/util/src/tprocess.c
@@ -175,7 +175,6 @@ static int32_t taosProcQueuePush(SProcObj *pProc, SProcQueue *pQueue, const char
   if (handle != 0 && ftype == PROC_FUNC_REQ) {
     if (taosHashPut(pProc->hash, &handle, sizeof(int64_t), &handleRef, sizeof(int64_t)) != 0) {
       taosThreadMutexUnlock(&pQueue->mutex);
-      terrno = TSDB_CODE_OUT_OF_MEMORY;
       return -1;
     }
   }
@@ -227,8 +226,8 @@ static int32_t taosProcQueuePush(SProcObj *pProc, SProcQueue *pQueue, const char
   taosThreadMutexUnlock(&pQueue->mutex);
   tsem_post(&pQueue->sem);
 
-  uTrace("proc:%s, push msg at pos:%d ftype:%d remain:%d, head:%d %p body:%d %p", pQueue->name, pos, ftype,
-         pQueue->items, headLen, pHead, bodyLen, pBody);
+  uTrace("proc:%s, push msg at pos:%d ftype:%d remain:%d handle:%p ref:%" PRId64 ", head:%d %p body:%d %p",
+         pQueue->name, pos, ftype, pQueue->items, (void *)handle, handleRef, headLen, pHead, bodyLen, pBody);
   return 0;
 }
 
@@ -455,25 +454,28 @@ void taosProcCleanup(SProcObj *pProc) {
 }
 
 int32_t taosProcPutToChildQ(SProcObj *pProc, const void *pHead, int16_t headLen, const void *pBody, int32_t bodyLen,
-                            void *handle, int64_t handleRef, EProcFuncType ftype) {
+                            void *handle, int64_t ref, EProcFuncType ftype) {
   if (ftype != PROC_FUNC_REQ) {
     terrno = TSDB_CODE_INVALID_PARA;
     return -1;
   }
-  return taosProcQueuePush(pProc, pProc->pChildQueue, pHead, headLen, pBody, bodyLen, (int64_t)handle, handleRef,
-                           ftype);
+  return taosProcQueuePush(pProc, pProc->pChildQueue, pHead, headLen, pBody, bodyLen, (int64_t)handle, ref, ftype);
 }
 
 int64_t taosProcRemoveHandle(SProcObj *pProc, void *handle) {
   int64_t h = (int64_t)handle;
   taosThreadMutexLock(&pProc->pChildQueue->mutex);
 
-  int64_t *handleRef = taosHashGet(pProc->hash, &h, sizeof(int64_t));
+  int64_t *pRef = taosHashGet(pProc->hash, &h, sizeof(int64_t));
+  int64_t  ref = 0;
+  if (pRef != NULL) {
+    ref = *pRef;
+  }
+
   taosHashRemove(pProc->hash, &h, sizeof(int64_t));
   taosThreadMutexUnlock(&pProc->pChildQueue->mutex);
 
-  if (handleRef == NULL) return 0;
-  return *handleRef;
+  return ref;
 }
 
 void taosProcCloseHandles(SProcObj *pProc, void (*HandleFp)(void *handle)) {
diff --git a/tests/script/jenkins/basic.txt b/tests/script/jenkins/basic.txt
index 6f91235d90..d1c5e83975 100644
--- a/tests/script/jenkins/basic.txt
+++ b/tests/script/jenkins/basic.txt
@@ -66,10 +66,10 @@
 
 # --- stable
 ./test.sh -f tsim/stable/disk.sim
-#./test.sh -f tsim/stable/dnode3.sim
+./test.sh -f tsim/stable/dnode3.sim
 ./test.sh -f tsim/stable/metrics.sim
 ./test.sh -f tsim/stable/refcount.sim
-# ./test.sh -f tsim/stable/show.sim
+#./test.sh -f tsim/stable/show.sim
 ./test.sh -f tsim/stable/values.sim
 ./test.sh -f tsim/stable/vnode3.sim
 
@@ -81,7 +81,7 @@
 ./test.sh -f tsim/insert/backquote.sim -m
 ./test.sh -f tsim/parser/fourArithmetic-basic.sim -m
 ./test.sh -f tsim/query/interval-offset.sim -m
-#./test.sh -f tsim/tmq/basic3.sim -m
+./test.sh -f tsim/tmq/basic3.sim -m
 ./test.sh -f tsim/stable/vnode3.sim -m
 ./test.sh -f tsim/qnode/basic1.sim -m
 ./test.sh -f tsim/mnode/basic1.sim -m
diff --git a/tests/script/tsim/show/basic.sim b/tests/script/tsim/show/basic.sim
index abf5733a95..e171d1abb9 100644
--- a/tests/script/tsim/show/basic.sim
+++ b/tests/script/tsim/show/basic.sim
@@ -3,9 +3,6 @@ system sh/deploy.sh -n dnode1 -i 1
 system sh/deploy.sh -n dnode2 -i 2
 system sh/exec.sh -n dnode1 -s start
 system sh/exec.sh -n dnode2 -s start
-
-# after mnode support, del sleep 2000, and check dnode status
-sleep 2000
 sql connect
 
 #$loop_cnt = 0