diff --git a/include/libs/executor/executor.h b/include/libs/executor/executor.h
index 871dd6074185569135cef7b36f8a957b693cb990..3489b359cbae646ae561352b48a85c86bdb1f947 100644
--- a/include/libs/executor/executor.h
+++ b/include/libs/executor/executor.h
@@ -216,6 +216,7 @@ int32_t qStreamSourceRecoverStep2(qTaskInfo_t tinfo, int64_t ver);
 int32_t qStreamRecoverFinish(qTaskInfo_t tinfo);
 int32_t qStreamRestoreParam(qTaskInfo_t tinfo);
 bool    qStreamRecoverScanFinished(qTaskInfo_t tinfo);
+void    qStreamCloseTsdbReader(void* task);
 
 #ifdef __cplusplus
 }
diff --git a/source/dnode/vnode/src/tq/tq.c b/source/dnode/vnode/src/tq/tq.c
index d0017e4ba227d197d72a88a487bac26e4868c3f5..d0c3233488396d5b997ec1c3b231453c6baed088 100644
--- a/source/dnode/vnode/src/tq/tq.c
+++ b/source/dnode/vnode/src/tq/tq.c
@@ -725,6 +725,8 @@ int32_t tqProcessPollReq(STQ* pTq, SRpcMsg* pMsg) {
 int32_t tqProcessDeleteSubReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen) {
   SMqVDeleteReq* pReq = (SMqVDeleteReq*)msg;
 
+  tqDebug("vgId:%d, tq process delete sub req %s", pTq->pVnode->config.vgId, pReq->subKey);
+
   taosWLockLatch(&pTq->pushLock);
   int32_t code = taosHashRemove(pTq->pPushMgr, pReq->subKey, strlen(pReq->subKey));
   if (code != 0) {
@@ -791,6 +793,9 @@ int32_t tqProcessSubscribeReq(STQ* pTq, int64_t version, char* msg, int32_t msgL
   SMqRebVgReq req = {0};
   tDecodeSMqRebVgReq(msg, &req);
   // todo lock
+
+  tqDebug("vgId:%d, tq process sub req %s", pTq->pVnode->config.vgId, req.subKey);
+
   STqHandle* pHandle = taosHashGet(pTq->pHandle, req.subKey, strlen(req.subKey));
   if (pHandle == NULL) {
     if (req.oldConsumerId != -1) {
@@ -881,6 +886,9 @@ int32_t tqProcessSubscribeReq(STQ* pTq, int64_t version, char* msg, int32_t msgL
     atomic_store_64(&pHandle->consumerId, req.newConsumerId);
     atomic_add_fetch_32(&pHandle->epoch, 1);
     taosMemoryFree(req.qmsg);
+    if (pHandle->execHandle.subType == TOPIC_SUB_TYPE__COLUMN) {
+      qStreamCloseTsdbReader(pHandle->execHandle.task);
+    }
     if (tqMetaSaveHandle(pTq, req.subKey, pHandle) < 0) {
     }
     // close handle
diff --git a/source/libs/executor/src/executor.c b/source/libs/executor/src/executor.c
index 0a2802ba375cd3a3efa186ad3bc3ba852a83164b..a40e29ba090358eb260619bc2406ea8b75a42717 100644
--- a/source/libs/executor/src/executor.c
+++ b/source/libs/executor/src/executor.c
@@ -1207,3 +1207,4 @@ void qProcessRspMsg(void* parent, SRpcMsg* pMsg, SEpSet* pEpSet) {
   rpcFreeCont(pMsg->pCont);
   destroySendMsgInfo(pSendInfo);
 }
+
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index 149efef884b10149bf005407e150380f9f1f0979..680d08fa19b4b13717de940802615b68862e1a81 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -604,9 +604,7 @@ void setBlockSMAInfo(SqlFunctionCtx* pCtx, SExprInfo* pExprInfo, SSDataBlock* pB
   }
 }
 
-bool isTaskKilled(SExecTaskInfo* pTaskInfo) {
-  return (0 != pTaskInfo->code) ? true : false;
-}
+bool isTaskKilled(SExecTaskInfo* pTaskInfo) { return (0 != pTaskInfo->code) ? true : false; }
 
 void setTaskKilled(SExecTaskInfo* pTaskInfo, int32_t rspCode) { pTaskInfo->code = rspCode; }
 
@@ -1349,7 +1347,7 @@ int32_t getTableScanInfo(SOperatorInfo* pOperator, int32_t* order, int32_t* scan
   }
 }
 
-static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBlock **ppBlock) {
+static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBlock** ppBlock) {
   if (!tsCountAlwaysReturnValue) {
     return TSDB_CODE_SUCCESS;
   }
@@ -1357,12 +1355,12 @@ static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBloc
   SOperatorInfo* downstream = pOperator->pDownstream[0];
   if (downstream->operatorType == QUERY_NODE_PHYSICAL_PLAN_PARTITION ||
       (downstream->operatorType == QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN &&
-       ((STableScanInfo *)downstream->info)->hasGroupByTag == true)) {
+       ((STableScanInfo*)downstream->info)->hasGroupByTag == true)) {
     return TSDB_CODE_SUCCESS;
   }
 
   SqlFunctionCtx* pCtx = pOperator->exprSupp.pCtx;
-  bool hasCountFunc = false;
+  bool            hasCountFunc = false;
 
   for (int32_t i = 0; i < pOperator->exprSupp.numOfExprs; ++i) {
     const char* pName = pCtx[i].pExpr->pExpr->_function.functionName;
@@ -1411,7 +1409,7 @@ static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBloc
   return TSDB_CODE_SUCCESS;
 }
 
-static void destroyDataBlockForEmptyInput(bool blockAllocated, SSDataBlock **ppBlock) {
+static void destroyDataBlockForEmptyInput(bool blockAllocated, SSDataBlock** ppBlock) {
   if (!blockAllocated) {
     return;
   }
@@ -1437,8 +1435,8 @@ static int32_t doOpenAggregateOptr(SOperatorInfo* pOperator) {
   int32_t order = TSDB_ORDER_ASC;
   int32_t scanFlag = MAIN_SCAN;
 
-  bool    hasValidBlock = false;
-  bool    blockAllocated = false;
+  bool hasValidBlock = false;
+  bool blockAllocated = false;
 
   while (1) {
     SSDataBlock* pBlock = downstream->fpSet.getNextFn(downstream);
@@ -1481,7 +1479,6 @@ static int32_t doOpenAggregateOptr(SOperatorInfo* pOperator) {
     }
 
     destroyDataBlockForEmptyInput(blockAllocated, &pBlock);
-
   }
 
   // the downstream operator may return with error code, so let's check the code before generating results.
@@ -1636,7 +1633,7 @@ void cleanupAggSup(SAggSupporter* pAggSup) {
 }
 
 int32_t initAggSup(SExprSupp* pSup, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols, size_t keyBufSize,
-                    const char* pkey) {
+                   const char* pkey) {
   int32_t code = initExprSupp(pSup, pExprInfo, numOfCols);
   if (code != TSDB_CODE_SUCCESS) {
     return code;
@@ -1759,7 +1756,8 @@ SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SAggPhysiN
 
   setOperatorInfo(pOperator, "TableAggregate", QUERY_NODE_PHYSICAL_PLAN_HASH_AGG, true, OP_NOT_OPENED, pInfo,
                   pTaskInfo);
-  pOperator->fpSet = createOperatorFpSet(doOpenAggregateOptr, getAggregateResult, NULL, destroyAggOperatorInfo, optrDefaultBufFn, NULL);
+  pOperator->fpSet = createOperatorFpSet(doOpenAggregateOptr, getAggregateResult, NULL, destroyAggOperatorInfo,
+                                         optrDefaultBufFn, NULL);
 
   if (downstream->operatorType == QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN) {
     STableScanInfo* pTableScanInfo = downstream->info;
@@ -2608,3 +2606,22 @@ int32_t buildSessionResultDataBlock(SOperatorInfo* pOperator, SStreamState* pSta
   blockDataUpdateTsWindow(pBlock, 0);
   return TSDB_CODE_SUCCESS;
 }
+
+void qStreamCloseTsdbReader(void* task) {
+  if (task == NULL) return;
+  SExecTaskInfo* pTaskInfo = (SExecTaskInfo*)task;
+  SOperatorInfo* pOp = pTaskInfo->pRoot;
+  pTaskInfo->streamInfo.lastStatus = (STqOffsetVal){0};
+  while (pOp->numOfDownstream == 1 && pOp->pDownstream[0]) {
+    SOperatorInfo* pDownstreamOp = pOp->pDownstream[0];
+    if (pDownstreamOp->operatorType == QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN) {
+      SStreamScanInfo* pInfo = pDownstreamOp->info;
+      if (pInfo->pTableScanOp) {
+        STableScanInfo* pTSInfo = pInfo->pTableScanOp->info;
+        tsdbReaderClose(pTSInfo->base.dataReader);
+        pTSInfo->base.dataReader = NULL;
+        return;
+      }
+    }
+  }
+}