diff --git a/source/dnode/vnode/inc/vnode.h b/source/dnode/vnode/inc/vnode.h
index f89633e78825e18df7c209d33aaee16086051692..31b1c17482c25a51fd7fe0107f15c760a39bd121 100644
--- a/source/dnode/vnode/inc/vnode.h
+++ b/source/dnode/vnode/inc/vnode.h
@@ -92,16 +92,16 @@ int         metaTbCursorNext(SMTbCursor *pTbCur);
 #endif
 
 // tsdb
-typedef struct STsdb STsdb;
+// typedef struct STsdb STsdb;
 typedef void        *tsdbReaderT;
 
 #define BLOCK_LOAD_OFFSET_SEQ_ORDER 1
 #define BLOCK_LOAD_TABLE_SEQ_ORDER  2
 #define BLOCK_LOAD_TABLE_RR_ORDER   3
 
-tsdbReaderT *tsdbQueryTables(STsdb *tsdb, SQueryTableDataCond *pCond, STableGroupInfo *tableInfoGroup, uint64_t qId,
+tsdbReaderT *tsdbQueryTables(SVnode *pVnode, SQueryTableDataCond *pCond, STableGroupInfo *tableInfoGroup, uint64_t qId,
                              uint64_t taskId);
-tsdbReaderT  tsdbQueryCacheLast(STsdb *tsdb, SQueryTableDataCond *pCond, STableGroupInfo *groupList, uint64_t qId,
+tsdbReaderT  tsdbQueryCacheLast(SVnode *pVnode, SQueryTableDataCond *pCond, STableGroupInfo *groupList, uint64_t qId,
                                 void *pMemRef);
 int32_t      tsdbGetFileBlocksDistInfo(tsdbReaderT *pReader, STableBlockDistInfo *pTableBlockInfo);
 bool         isTsdbCacheLastRow(tsdbReaderT *pReader);
@@ -116,7 +116,7 @@ SArray      *tsdbRetrieveDataBlock(tsdbReaderT *pTsdbReadHandle, SArray *pColumn
 void         tsdbResetReadHandle(tsdbReaderT queryHandle, SQueryTableDataCond *pCond);
 void         tsdbDestroyTableGroup(STableGroupInfo *pGroupList);
 int32_t      tsdbGetOneTableGroup(void *pMeta, uint64_t uid, TSKEY startKey, STableGroupInfo *pGroupInfo);
-int32_t      tsdbGetTableGroupFromIdList(STsdb *tsdb, SArray *pTableIdList, STableGroupInfo *pGroupInfo);
+int32_t      tsdbGetTableGroupFromIdList(SVnode *pVnode, SArray *pTableIdList, STableGroupInfo *pGroupInfo);
 
 // tq
 
diff --git a/source/dnode/vnode/src/inc/vnodeInt.h b/source/dnode/vnode/src/inc/vnodeInt.h
index b5066799ca172711c3511e93cbe59520fc5093db..caad54726c580aeb0931b2b1e300ab358040dbdb 100644
--- a/source/dnode/vnode/src/inc/vnodeInt.h
+++ b/source/dnode/vnode/src/inc/vnodeInt.h
@@ -87,14 +87,19 @@ int32_t         metaCreateTSma(SMeta* pMeta, SSmaCfg* pCfg);
 int32_t         metaDropTSma(SMeta* pMeta, int64_t indexUid);
 
 // tsdb
-int     tsdbOpen(SVnode* pVnode, STsdb** ppTsdb);
-int     tsdbClose(STsdb* pTsdb);
-int     tsdbBegin(STsdb* pTsdb);
-int     tsdbCommit(STsdb* pTsdb);
-int32_t tsdbUpdateSmaWindow(STsdb* pTsdb, SSubmitReq* pMsg, int64_t version);
-int32_t tsdbCreateTSma(STsdb* pTsdb, char* pMsg);
-int32_t tsdbInsertTSmaData(STsdb* pTsdb, int64_t indexUid, const char* msg);
-int     tsdbInsertData(STsdb* pTsdb, int64_t version, SSubmitReq* pMsg, SSubmitRsp* pRsp);
+int          tsdbOpen(SVnode* pVnode, STsdb** ppTsdb);
+int          tsdbClose(STsdb* pTsdb);
+int          tsdbBegin(STsdb* pTsdb);
+int          tsdbCommit(STsdb* pTsdb);
+int32_t      tsdbUpdateSmaWindow(STsdb* pTsdb, SSubmitReq* pMsg, int64_t version);
+int32_t      tsdbCreateTSma(STsdb* pTsdb, char* pMsg);
+int32_t      tsdbInsertTSmaData(STsdb* pTsdb, int64_t indexUid, const char* msg);
+int          tsdbInsertData(STsdb* pTsdb, int64_t version, SSubmitReq* pMsg, SSubmitRsp* pRsp);
+tsdbReaderT* tsdbQueryTablesT(STsdb* tsdb, SQueryTableDataCond* pCond, STableGroupInfo* groupList, uint64_t qId,
+                              uint64_t taskId);
+tsdbReaderT  tsdbQueryCacheLastT(STsdb* tsdb, SQueryTableDataCond* pCond, STableGroupInfo* groupList, uint64_t qId,
+                                 void* pMemRef);
+int32_t      tsdbGetTableGroupFromIdListT(STsdb* tsdb, SArray* pTableIdList, STableGroupInfo* pGroupInfo);
 
 // tq
 STQ*    tqOpen(const char* path, SVnode* pVnode, SWal* pWal);
diff --git a/source/dnode/vnode/src/tsdb/tsdbRead.c b/source/dnode/vnode/src/tsdb/tsdbRead.c
index 148f2630ca157866d128186c75d7062823b4fa5d..d8593f01d5988259b4837115f2687ac1a8b89444 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead.c
@@ -422,7 +422,7 @@ _end:
   return NULL;
 }
 
-tsdbReaderT* tsdbQueryTables(STsdb* tsdb, SQueryTableDataCond* pCond, STableGroupInfo* groupList, uint64_t qId,
+tsdbReaderT* tsdbQueryTablesT(STsdb* tsdb, SQueryTableDataCond* pCond, STableGroupInfo* groupList, uint64_t qId,
                              uint64_t taskId) {
   STsdbReadHandle* pTsdbReadHandle = tsdbQueryTablesImpl(tsdb, pCond, qId, taskId);
   if (pTsdbReadHandle == NULL) {
@@ -535,7 +535,7 @@ tsdbReaderT tsdbQueryLastRow(STsdb* tsdb, SQueryTableDataCond* pCond, STableGrou
     return NULL;
   }
 
-  STsdbReadHandle* pTsdbReadHandle = (STsdbReadHandle*)tsdbQueryTables(tsdb, pCond, groupList, qId, taskId);
+  STsdbReadHandle* pTsdbReadHandle = (STsdbReadHandle*)tsdbQueryTablesT(tsdb, pCond, groupList, qId, taskId);
   if (pTsdbReadHandle == NULL) {
     return NULL;
   }
@@ -555,8 +555,8 @@ tsdbReaderT tsdbQueryLastRow(STsdb* tsdb, SQueryTableDataCond* pCond, STableGrou
 }
 
 #if 0
-tsdbReaderT tsdbQueryCacheLast(STsdb *tsdb, SQueryTableDataCond *pCond, STableGroupInfo *groupList, uint64_t qId, STsdbMemTable* pMemRef) {
-  STsdbReadHandle *pTsdbReadHandle = (STsdbReadHandle*) tsdbQueryTables(tsdb, pCond, groupList, qId, pMemRef);
+tsdbReaderT tsdbQueryCacheLastT(STsdb *tsdb, SQueryTableDataCond *pCond, STableGroupInfo *groupList, uint64_t qId, STsdbMemTable* pMemRef) {
+  STsdbReadHandle *pTsdbReadHandle = (STsdbReadHandle*) tsdbQueryTablesT(tsdb, pCond, groupList, qId, pMemRef);
   if (pTsdbReadHandle == NULL) {
     return NULL;
   }
@@ -634,7 +634,7 @@ tsdbReaderT tsdbQueryRowsInExternalWindow(STsdb* tsdb, SQueryTableDataCond* pCon
     }
   }
 
-  STsdbReadHandle* pTsdbReadHandle = (STsdbReadHandle*)tsdbQueryTables(tsdb, pCond, pNew, qId, taskId);
+  STsdbReadHandle* pTsdbReadHandle = (STsdbReadHandle*)tsdbQueryTablesT(tsdb, pCond, pNew, qId, taskId);
   pTsdbReadHandle->loadExternalRow = true;
   pTsdbReadHandle->currentLoadExternalRows = true;
 
@@ -3717,7 +3717,7 @@ _error:
 }
 
 #if 0
-int32_t tsdbGetTableGroupFromIdList(STsdb* tsdb, SArray* pTableIdList, STableGroupInfo* pGroupInfo) {
+int32_t tsdbGetTableGroupFromIdListT(STsdb* tsdb, SArray* pTableIdList, STableGroupInfo* pGroupInfo) {
   if (tsdbRLockRepoMeta(tsdb) < 0) {
     return terrno;
   }
diff --git a/source/dnode/vnode/src/vnd/vnodeQuery.c b/source/dnode/vnode/src/vnd/vnodeQuery.c
index 605185c9d940f7eb1d0a42f142433c9ff12103ba..09950293859df7b6b2efd4627757b473aa6d504a 100644
--- a/source/dnode/vnode/src/vnd/vnodeQuery.c
+++ b/source/dnode/vnode/src/vnd/vnodeQuery.c
@@ -147,4 +147,24 @@ void vnodeGetInfo(SVnode *pVnode, const char **dbname, int32_t *vgId) {
   if (vgId) {
     *vgId = TD_VID(pVnode);
   }
+}
+
+// wrapper of tsdb read interface
+// TODO: use FORCE_INLINE if possible later
+tsdbReaderT *tsdbQueryTables(SVnode *pVnode, SQueryTableDataCond *pCond, STableGroupInfo *tableInfoGroup, uint64_t qId,
+                             uint64_t taskId) {
+  return tsdbQueryTablesT(pVnode->pTsdb, pCond, tableInfoGroup, qId, taskId);
+}
+tsdbReaderT tsdbQueryCacheLast(SVnode *pVnode, SQueryTableDataCond *pCond, STableGroupInfo *groupList, uint64_t qId,
+                               void *pMemRef) {
+#if 0
+  return tsdbQueryCacheLastT(pVnode->pTsdb, pCond, groupList, qId, pMemRef);
+#endif
+  return 0;
+}
+int32_t tsdbGetTableGroupFromIdList(SVnode *pVnode, SArray *pTableIdList, STableGroupInfo *pGroupInfo) {
+#if 0
+  return tsdbGetTableGroupFromIdListT(pVnode->pTsdb, pTableIdList, pGroupInfo);
+#endif
+  return 0;
 }
\ No newline at end of file
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index 90d93bd3f5bbb7cac774dd576a6bb08282a89584..f5ab2cbdad5d9d629b69843e0c2e8e297d622db6 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -141,8 +141,10 @@ _err:
 
 int vnodeProcessQueryMsg(SVnode *pVnode, SRpcMsg *pMsg) {
   vTrace("message in vnode query queue is processing");
+#if 0
   SReadHandle handle = {.reader = pVnode->pTsdb, .meta = pVnode->pMeta, .config = &pVnode->config, .vnode = pVnode};
-
+#endif
+  SReadHandle handle = {.meta = pVnode->pMeta, .config = &pVnode->config, .vnode = pVnode};
   switch (pMsg->msgType) {
     case TDMT_VND_QUERY:
       return qWorkerProcessQueryMsg(&handle, pVnode->pQuery, pMsg);
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index 77ac4fc4f98f1f732ac413d8bca58a842844e09b..882c3c32529eb269fcc7d3d71dbafd1901219f93 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -1908,7 +1908,7 @@ SqlFunctionCtx* createSqlFunctionCtx(SExprInfo* pExprInfo, int32_t numOfOutput,
         if (!isUdaf) {
           fmGetFuncExecFuncs(pCtx->functionId, &pCtx->fpSet);
         } else {
-          char *udfName = pExpr->pExpr->_function.pFunctNode->functionName;
+          char* udfName = pExpr->pExpr->_function.pFunctNode->functionName;
           strncpy(pCtx->udfName, udfName, strlen(udfName));
           fmGetUdafExecFuncs(pCtx->functionId, &pCtx->fpSet);
         }
@@ -6925,8 +6925,10 @@ tsdbReaderT doCreateDataReader(STableScanPhysiNode* pTableScanNode, SReadHandle*
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
   }
-
+#if 0
   return tsdbQueryTables(pHandle->reader, &cond, pTableGroupInfo, queryId, taskId);
+#endif
+  return tsdbQueryTables(pHandle->vnode, &cond, pTableGroupInfo, queryId, taskId);
 
 _error:
   terrno = code;