diff --git a/include/common/tmsg.h b/include/common/tmsg.h
index aabc84659ce91d0750481a51d3c9471d7aa4ac18..66131451e8574f949d434d04b7f31cfc4a28d35d 100644
--- a/include/common/tmsg.h
+++ b/include/common/tmsg.h
@@ -3134,7 +3134,8 @@ int32_t tEncodeDeleteRes(SEncoder* pCoder, const SDeleteRes* pRes);
 int32_t tDecodeDeleteRes(SDecoder* pCoder, SDeleteRes* pRes);
 
 typedef struct {
-  int64_t uid;
+  // int64_t uid;
+  char    tbname[TSDB_TABLE_NAME_LEN];
   int64_t ts;
 } SSingleDeleteReq;
 
diff --git a/include/libs/stream/tstream.h b/include/libs/stream/tstream.h
index 1c3f905e23a1a401cd662c20a495fa61d2e49ade..0354078b7b9dfae731cc05e4aa846e46b2ab6cd0 100644
--- a/include/libs/stream/tstream.h
+++ b/include/libs/stream/tstream.h
@@ -317,6 +317,8 @@ typedef struct SStreamTask {
   int8_t inputStatus;
   int8_t outputStatus;
 
+  // STaosQueue*   inputQueue1;
+  // STaosQall*    inputQall;
   SStreamQueue* inputQueue;
   SStreamQueue* outputQueue;
 
diff --git a/source/client/src/clientTmq.c b/source/client/src/clientTmq.c
index 8e7faf48f64054ca7a1de34de3b33bf6e1deb37a..ab44236d96ad877988231bcbf15369c14df35855 100644
--- a/source/client/src/clientTmq.c
+++ b/source/client/src/clientTmq.c
@@ -1649,7 +1649,7 @@ void* tmqHandleAllRsp(tmq_t* tmq, int64_t timeout, bool pollIfReset) {
         taosFreeQitem(pollRspWrapper);
         return pRsp;
       } else {
-        tscDebug("msg discard since epoch mismatch: msg epoch %d, consumer epoch %d\n",
+        tscDebug("msg discard since epoch mismatch: msg epoch %d, consumer epoch %d",
                  pollRspWrapper->dataRsp.head.epoch, consumerEpoch);
         taosFreeQitem(pollRspWrapper);
       }
@@ -1667,7 +1667,7 @@ void* tmqHandleAllRsp(tmq_t* tmq, int64_t timeout, bool pollIfReset) {
         taosFreeQitem(pollRspWrapper);
         return pRsp;
       } else {
-        tscDebug("msg discard since epoch mismatch: msg epoch %d, consumer epoch %d\n",
+        tscDebug("msg discard since epoch mismatch: msg epoch %d, consumer epoch %d",
                  pollRspWrapper->metaRsp.head.epoch, consumerEpoch);
         taosFreeQitem(pollRspWrapper);
       }
diff --git a/source/common/src/tmsg.c b/source/common/src/tmsg.c
index c39d4b0e114117551177cd7566f42bc4de50d983..795b1145c8c32363e1e27b4bb92f2cdc20e803ca 100644
--- a/source/common/src/tmsg.c
+++ b/source/common/src/tmsg.c
@@ -6131,13 +6131,13 @@ void tDeleteSTaosxRsp(STaosxRsp *pRsp) {
 }
 
 int32_t tEncodeSSingleDeleteReq(SEncoder *pEncoder, const SSingleDeleteReq *pReq) {
-  if (tEncodeI64(pEncoder, pReq->uid) < 0) return -1;
+  if (tEncodeCStr(pEncoder, pReq->tbname) < 0) return -1;
   if (tEncodeI64(pEncoder, pReq->ts) < 0) return -1;
   return 0;
 }
 
 int32_t tDecodeSSingleDeleteReq(SDecoder *pDecoder, SSingleDeleteReq *pReq) {
-  if (tDecodeI64(pDecoder, &pReq->uid) < 0) return -1;
+  if (tDecodeCStrTo(pDecoder, pReq->tbname) < 0) return -1;
   if (tDecodeI64(pDecoder, &pReq->ts) < 0) return -1;
   return 0;
 }
diff --git a/source/dnode/vnode/src/tq/tqSink.c b/source/dnode/vnode/src/tq/tqSink.c
index 65e8d69994cada8f023b7a20a080cf271025f505..913fa67bd6a0e5fec7bcc4fd3f35880328bef32c 100644
--- a/source/dnode/vnode/src/tq/tqSink.c
+++ b/source/dnode/vnode/src/tq/tqSink.c
@@ -25,6 +25,8 @@ int32_t tqBuildDeleteReq(SVnode* pVnode, const char* stbFullName, const SSDataBl
   SColumnInfoData* pGidCol = taosArrayGet(pDataBlock->pDataBlock, GROUPID_COLUMN_INDEX);
   SColumnInfoData* pTbNameCol = taosArrayGet(pDataBlock->pDataBlock, TABLE_NAME_COLUMN_INDEX);
 
+  tqDebug("stream delete msg: row %d", totRow);
+
   for (int32_t row = 0; row < totRow; row++) {
     int64_t ts = *(int64_t*)colDataGetData(pTsCol, row);
     int64_t groupId = *(int64_t*)colDataGetData(pGidCol, row);
@@ -36,11 +38,14 @@ int32_t tqBuildDeleteReq(SVnode* pVnode, const char* stbFullName, const SSDataBl
     } else {
       name = buildCtbNameByGroupId(stbFullName, groupId);
     }
-    tqDebug("stream delete msg: groupId :%" PRId64 ", name: %s", groupId, name);
+    tqDebug("stream delete msg: vgId:%d, groupId :%" PRId64 ", name: %s, ts:%" PRId64, pVnode->config.vgId, groupId,
+            name, ts);
+#if 0
     SMetaReader mr = {0};
     metaReaderInit(&mr, pVnode->pMeta, 0);
     if (metaGetTableEntryByName(&mr, name) < 0) {
       metaReaderClear(&mr);
+      tqDebug("stream delete msg, skip vgId:%d since no table: %s", pVnode->config.vgId, name);
       taosMemoryFree(name);
       continue;
     }
@@ -48,10 +53,13 @@ int32_t tqBuildDeleteReq(SVnode* pVnode, const char* stbFullName, const SSDataBl
     int64_t uid = mr.me.uid;
     metaReaderClear(&mr);
     taosMemoryFree(name);
+#endif
     SSingleDeleteReq req = {
         .ts = ts,
-        .uid = uid,
     };
+    strncpy(req.tbname, name, TSDB_TABLE_NAME_LEN);
+    taosMemoryFree(name);
+    /*tqDebug("stream delete msg, active: vgId:%d, ts:%" PRId64 " name:%s", pVnode->config.vgId, ts, name);*/
     taosArrayPush(deleteReq->deleteReqs, &req);
   }
   return 0;
@@ -309,6 +317,10 @@ void tqSinkToTablePipeline(SStreamTask* pTask, void* vnode, int64_t ver, void* d
       deleteReq.deleteReqs = taosArrayInit(0, sizeof(SSingleDeleteReq));
       deleteReq.suid = suid;
       tqBuildDeleteReq(pVnode, stbFullName, pDataBlock, &deleteReq);
+      if (taosArrayGetSize(deleteReq.deleteReqs) == 0) {
+        taosArrayDestroy(deleteReq.deleteReqs);
+        continue;
+      }
 
       int32_t len;
       int32_t code;
diff --git a/source/dnode/vnode/src/tsdb/tsdbMemTable.c b/source/dnode/vnode/src/tsdb/tsdbMemTable.c
index 48b3e9ff7797b30a4b6b3e71c81683c5205e2d79..c663e2b5268eec7aa0ad8313110fb403dd483979 100644
--- a/source/dnode/vnode/src/tsdb/tsdbMemTable.c
+++ b/source/dnode/vnode/src/tsdb/tsdbMemTable.c
@@ -117,12 +117,12 @@ int32_t tsdbInsertTableData(STsdb *pTsdb, int64_t version, SSubmitMsgIter *pMsgI
     metaGetInfo(pTsdb->pVnode->pMeta, info.suid, &info);
   }
   if (pMsgIter->sversion != info.skmVer) {
-    tsdbError("vgId:%d, req sver:%d, skmVer:%d suid:%" PRId64 " uid:%" PRId64,
-             TD_VID(pTsdb->pVnode), pMsgIter->sversion, info.skmVer, suid, uid);
+    tsdbError("vgId:%d, req sver:%d, skmVer:%d suid:%" PRId64 " uid:%" PRId64, TD_VID(pTsdb->pVnode),
+              pMsgIter->sversion, info.skmVer, suid, uid);
     code = TSDB_CODE_TDB_INVALID_TABLE_SCHEMA_VER;
     goto _err;
   }
-  
+
   pRsp->sver = info.skmVer;
 
   // create/get STbData to op
@@ -198,14 +198,14 @@ int32_t tsdbDeleteTableData(STsdb *pTsdb, int64_t version, tb_uid_t suid, tb_uid
   }
 
   tsdbInfo("vgId:%d, delete data from table suid:%" PRId64 " uid:%" PRId64 " skey:%" PRId64 " eKey:%" PRId64
-           " since %s",
-           TD_VID(pTsdb->pVnode), suid, uid, sKey, eKey, tstrerror(code));
+           " at version %" PRId64 " since %s",
+           TD_VID(pTsdb->pVnode), suid, uid, sKey, eKey, version, tstrerror(code));
   return code;
 
 _err:
   tsdbError("vgId:%d, failed to delete data from table suid:%" PRId64 " uid:%" PRId64 " skey:%" PRId64 " eKey:%" PRId64
-            " since %s",
-            TD_VID(pTsdb->pVnode), suid, uid, sKey, eKey, tstrerror(code));
+            " at version %" PRId64 " since %s",
+            TD_VID(pTsdb->pVnode), suid, uid, sKey, eKey, version, tstrerror(code));
   return code;
 }
 
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index 089905ee203ac8a894d9889f9eff93bab19195b3..688335454791c456b8d417d5b81dd5ab57530c68 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -945,7 +945,7 @@ static int32_t vnodeProcessSubmitReq(SVnode *pVnode, int64_t version, void *pReq
         sprintf(submitBlkRsp.tblFName, "%s.%s", pVnode->config.dbname, createTbReq.name);
         tbCreated = true;
       }
-      
+
       msgIter.uid = createTbReq.uid;
       if (createTbReq.type == TSDB_CHILD_TABLE) {
         msgIter.suid = createTbReq.ctb.suid;
@@ -958,7 +958,7 @@ static int32_t vnodeProcessSubmitReq(SVnode *pVnode, int64_t version, void *pReq
 #endif
       tDecoderClear(&decoder);
       taosArrayDestroy(createTbReq.ctb.tagName);
-    } 
+    }
 
     if (tsdbInsertTableData(pVnode->pTsdb, version, &msgIter, pBlock, &submitBlkRsp) < 0) {
       submitBlkRsp.code = terrno;
@@ -1169,16 +1169,28 @@ static int32_t vnodeProcessBatchDeleteReq(SVnode *pVnode, int64_t version, void
   tDecoderInit(&decoder, pReq, len);
   tDecodeSBatchDeleteReq(&decoder, &deleteReq);
 
+  SMetaReader mr = {0};
+  metaReaderInit(&mr, pVnode->pMeta, 0);
+
   int32_t sz = taosArrayGetSize(deleteReq.deleteReqs);
   for (int32_t i = 0; i < sz; i++) {
     SSingleDeleteReq *pOneReq = taosArrayGet(deleteReq.deleteReqs, i);
-    int32_t code = tsdbDeleteTableData(pVnode->pTsdb, version, deleteReq.suid, pOneReq->uid, pOneReq->ts, pOneReq->ts);
+    char             *name = pOneReq->tbname;
+    if (metaGetTableEntryByName(&mr, name) < 0) {
+      vDebug("stream delete msg, skip vgId:%d since no table: %s", pVnode->config.vgId, name);
+      continue;
+    }
+
+    int64_t uid = mr.me.uid;
+
+    int32_t code = tsdbDeleteTableData(pVnode->pTsdb, version, deleteReq.suid, uid, pOneReq->ts, pOneReq->ts);
     if (code < 0) {
       terrno = code;
       vError("vgId:%d, delete error since %s, suid:%" PRId64 ", uid:%" PRId64 ", start ts:%" PRId64 ", end ts:%" PRId64,
-             TD_VID(pVnode), terrstr(), deleteReq.suid, pOneReq->uid, pOneReq->ts, pOneReq->ts);
+             TD_VID(pVnode), terrstr(), deleteReq.suid, uid, pOneReq->ts, pOneReq->ts);
     }
   }
+  metaReaderClear(&mr);
   taosArrayDestroy(deleteReq.deleteReqs);
   return 0;
 }
diff --git a/source/libs/executor/inc/executorimpl.h b/source/libs/executor/inc/executorimpl.h
index cd9f29978d644755f39adf2c44fdf6c5a9da57ff..771ab10140a2190ea841d5c00eb7568a2e347787 100644
--- a/source/libs/executor/inc/executorimpl.h
+++ b/source/libs/executor/inc/executorimpl.h
@@ -87,11 +87,11 @@ typedef struct SLimit {
 typedef struct STableScanAnalyzeInfo SFileBlockLoadRecorder;
 
 typedef struct STaskCostInfo {
-  int64_t  created;
-  int64_t  start;
-  uint64_t elapsedTime;
-  double   extractListTime;
-  double   groupIdMapTime;
+  int64_t                 created;
+  int64_t                 start;
+  uint64_t                elapsedTime;
+  double                  extractListTime;
+  double                  groupIdMapTime;
   SFileBlockLoadRecorder* pRecoder;
 } STaskCostInfo;
 
@@ -184,8 +184,7 @@ enum {
 typedef struct SOperatorFpSet {
   __optr_open_fn_t    _openFn;  // DO NOT invoke this function directly
   __optr_fn_t         getNextFn;
-  __optr_fn_t         getStreamResFn;  // execute the aggregate in the stream model, todo remove it
-  __optr_fn_t         cleanupFn;       // call this function to release the allocated resources ASAP
+  __optr_fn_t         cleanupFn;  // call this function to release the allocated resources ASAP
   __optr_close_fn_t   closeFn;
   __optr_encode_fn_t  encodeResultRow;
   __optr_decode_fn_t  decodeResultRow;
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index b7c3eed069e3d1c339a01fcd55e7c20c43a8f97c..efb9a49df28c7ec0b3a4433b017e4d2da2b09ac1 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -114,7 +114,6 @@ SOperatorFpSet createOperatorFpSet(__optr_open_fn_t openFn, __optr_fn_t nextFn,
   SOperatorFpSet fpSet = {
       ._openFn = openFn,
       .getNextFn = nextFn,
-      .getStreamResFn = streamFn,
       .cleanupFn = cleanup,
       .closeFn = closeFn,
       .getExplainFn = explain,
@@ -819,7 +818,7 @@ bool isTaskKilled(SExecTaskInfo* pTaskInfo) {
   // abort current query execution.
   if (pTaskInfo->owner != 0 &&
       ((taosGetTimestampSec() - pTaskInfo->cost.start / 1000) > 10 * getMaximumIdleDurationSec())
-    /*(!needBuildResAfterQueryComplete(pTaskInfo))*/) {
+      /*(!needBuildResAfterQueryComplete(pTaskInfo))*/) {
     assert(pTaskInfo->cost.start != 0);
     //    qDebug("QInfo:%" PRIu64 " retrieve not arrive beyond %d ms, abort current query execution, start:%" PRId64
     //           ", current:%d", pQInfo->qId, 1, pQInfo->startExecTs, taosGetTimestampSec());
@@ -1899,7 +1898,7 @@ static void concurrentlyLoadRemoteDataImpl(SOperatorInfo* pOperator, SExchangeIn
 //        printf("%d completed, try next\n", i);
 
         qDebug("%s vgId:%d, taskId:0x%" PRIx64 " execId:%d index:%d completed, rowsOfSource:%" PRIu64
-                   ", totalRows:%" PRIu64 ", completed:%d try next %d/%" PRIzu,
+               ", totalRows:%" PRIu64 ", completed:%d try next %d/%" PRIzu,
                GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, i, pDataInfo->totalRows,
                pExchangeInfo->loadInfo.totalRows, completed, i + 1, totalSources);
         taosMemoryFreeClear(pDataInfo->pRsp);
@@ -1984,7 +1983,7 @@ static void concurrentlyLoadRemoteDataImpl(SOperatorInfo* pOperator, SExchangeIn
     }
   }
 
-  _error:
+_error:
   pTaskInfo->code = code;
 }
 
@@ -2046,7 +2045,7 @@ static int32_t seqLoadRemoteData(SOperatorInfo* pOperator) {
     SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
     if (pRsp->numOfRows == 0) {
       qDebug("%s vgId:%d, taskID:0x%" PRIx64 " execId:%d %d of total completed, rowsOfSource:%" PRIu64
-                 ", totalRows:%" PRIu64 " try next",
+             ", totalRows:%" PRIu64 " try next",
              GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pExchangeInfo->current + 1,
              pDataInfo->totalRows, pLoadInfo->totalRows);
 
@@ -2063,7 +2062,7 @@ static int32_t seqLoadRemoteData(SOperatorInfo* pOperator) {
 
     if (pRsp->completed == 1) {
       qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64 " execId:%d numOfRows:%d, rowsOfSource:%" PRIu64
-                 ", totalRows:%" PRIu64 ", totalBytes:%" PRIu64 " try next %d/%" PRIzu,
+             ", totalRows:%" PRIu64 ", totalBytes:%" PRIu64 " try next %d/%" PRIzu,
              GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRetrieveRsp->numOfRows,
              pDataInfo->totalRows, pLoadInfo->totalRows, pLoadInfo->totalSize, pExchangeInfo->current + 1,
              totalSources);
@@ -2072,7 +2071,7 @@ static int32_t seqLoadRemoteData(SOperatorInfo* pOperator) {
       pExchangeInfo->current += 1;
     } else {
       qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64 " execId:%d numOfRows:%d, totalRows:%" PRIu64
-                 ", totalBytes:%" PRIu64,
+             ", totalBytes:%" PRIu64,
              GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRetrieveRsp->numOfRows,
              pLoadInfo->totalRows, pLoadInfo->totalSize);
     }
@@ -2260,7 +2259,7 @@ SOperatorInfo* createExchangeOperatorInfo(void* pTransporter, SExchangePhysiNode
       createOperatorFpSet(prepareLoadRemoteData, doLoadRemoteData, NULL, NULL, destroyExchangeOperatorInfo, NULL);
   return pOperator;
 
-  _error:
+_error:
   if (pInfo != NULL) {
     doDestroyExchangeOperatorInfo(pInfo);
   }
@@ -3173,8 +3172,8 @@ SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SFillPhysiNode*
 
   SInterval* pInterval =
       QUERY_NODE_PHYSICAL_PLAN_MERGE_ALIGNED_INTERVAL == downstream->operatorType
-      ? &((SMergeAlignedIntervalAggOperatorInfo*)downstream->info)->intervalAggOperatorInfo->interval
-      : &((SIntervalAggOperatorInfo*)downstream->info)->interval;
+          ? &((SMergeAlignedIntervalAggOperatorInfo*)downstream->info)->intervalAggOperatorInfo->interval
+          : &((SIntervalAggOperatorInfo*)downstream->info)->interval;
 
   int32_t order = (pPhyFillNode->inputTsOrder == ORDER_ASC) ? TSDB_ORDER_ASC : TSDB_ORDER_DESC;
   int32_t type = convertFillType(pPhyFillNode->mode);
@@ -3353,9 +3352,9 @@ bool groupbyTbname(SNodeList* pGroupList) {
 
 SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo, SReadHandle* pHandle, SNode* pTagCond,
                                   SNode* pTagIndexCond, const char* pUser) {
-  int32_t type = nodeType(pPhyNode);
+  int32_t         type = nodeType(pPhyNode);
   STableListInfo* pTableListInfo = pTaskInfo->pTableInfoList;
-  const char* idstr = GET_TASKID(pTaskInfo);
+  const char*     idstr = GET_TASKID(pTaskInfo);
 
   if (pPhyNode->pChildren == NULL || LIST_LENGTH(pPhyNode->pChildren) == 0) {
     SOperatorInfo* pOperator = NULL;
@@ -3428,7 +3427,7 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
 
         for (int32_t i = 0; i < sz; i++) {
           STableKeyInfo* pKeyInfo = tableListGetInfo(pTableListInfo, i);
-          qDebug("add table uid:%" PRIu64", gid:%"PRIu64, pKeyInfo->uid, pKeyInfo->groupId);
+          qDebug("add table uid:%" PRIu64 ", gid:%" PRIu64, pKeyInfo->uid, pKeyInfo->groupId);
         }
 #endif
       }
@@ -3461,7 +3460,7 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
           return NULL;
         }
 
-        for(int32_t i = 0; i < tableListGetSize(pTableListInfo); ++i) {
+        for (int32_t i = 0; i < tableListGetSize(pTableListInfo); ++i) {
           STableKeyInfo* p = taosArrayGet(pList, i);
           tableListAddTableInfo(pTableListInfo, p->uid, 0);
         }
@@ -3501,7 +3500,7 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
     return pOperator;
   }
 
-  size_t  size = LIST_LENGTH(pPhyNode->pChildren);
+  size_t          size = LIST_LENGTH(pPhyNode->pChildren);
   SOperatorInfo** ops = taosMemoryCalloc(size, POINTER_BYTES);
   if (ops == NULL) {
     return NULL;
@@ -3712,7 +3711,7 @@ int32_t encodeOperator(SOperatorInfo* ops, char** result, int32_t* length, int32
     *length = *(int32_t*)(*result);
   }
 
-  _downstream:
+_downstream:
   for (int32_t i = 0; i < ops->numOfDownstream; ++i) {
     code = encodeOperator(ops->pDownstream[i], result, length, nOptrWithVal);
     if (code != TDB_CODE_SUCCESS) {
@@ -3971,8 +3970,8 @@ int32_t buildDataBlockFromGroupRes(SOperatorInfo* pOperator, SStreamState* pStat
     int32_t     size = 0;
     void*       pVal = NULL;
     SWinKey     key = {
-        .ts = *(TSKEY*)pPos->key,
-        .groupId = pPos->groupId,
+            .ts = *(TSKEY*)pPos->key,
+            .groupId = pPos->groupId,
     };
     int32_t code = streamStateGet(pState, &key, &pVal, &size);
     ASSERT(code == 0);
diff --git a/source/libs/executor/src/tfill.c b/source/libs/executor/src/tfill.c
index ebc3a962d3064e5735f2a193caba80dac00b6952..9f06e639b353c57cd90b9b9f19683e3f32fc5239 100644
--- a/source/libs/executor/src/tfill.c
+++ b/source/libs/executor/src/tfill.c
@@ -1691,14 +1691,14 @@ SOperatorInfo* createStreamFillOperatorInfo(SOperatorInfo* downstream, SStreamFi
 
   pInfo->srcRowIndex = 0;
 
-  pOperator->name = "FillOperator";
+  pOperator->name = "StreamFillOperator";
   pOperator->blocking = false;
   pOperator->status = OP_NOT_OPENED;
   pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_FILL;
   pOperator->info = pInfo;
   pOperator->pTaskInfo = pTaskInfo;
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamFill, NULL, NULL, destroyStreamFillOperatorInfo,
-                                         NULL);
+  pOperator->fpSet =
+      createOperatorFpSet(operatorDummyOpenFn, doStreamFill, NULL, NULL, destroyStreamFillOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 88f3e4cff99457265ca2913b6e79ab2d5a658901..7b6ed5b67dd1e8b92c93640ade09a6fd8cb441e2 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -12,8 +12,8 @@
  * 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 "executorimpl.h"
+#include "filter.h"
 #include "function.h"
 #include "functionMgt.h"
 #include "tcommon.h"
@@ -986,7 +986,7 @@ void doCloseWindow(SResultRowInfo* pResultRowInfo, const SIntervalAggOperatorInf
   // current result is done in computing final results.
   if (pInfo->timeWindowInterpo && isResultRowInterpolated(pResult, RESULT_ROW_END_INTERP)) {
     closeResultRow(pResult);
-    SListNode *pNode = tdListPopHead(pResultRowInfo->openWindow);
+    SListNode* pNode = tdListPopHead(pResultRowInfo->openWindow);
     taosMemoryFree(pNode);
   }
 }
@@ -1255,35 +1255,33 @@ static SSDataBlock* doBuildIntervalResult(SOperatorInfo* pOperator) {
 
   SSDataBlock* pBlock = pInfo->binfo.pRes;
 
-  if (pInfo->execModel == OPTR_EXEC_MODEL_STREAM) {
-    return pOperator->fpSet.getStreamResFn(pOperator);
-  } else {
-    pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
-    if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
-      return NULL;
-    }
+  ASSERT(pInfo->execModel == OPTR_EXEC_MODEL_BATCH);
 
-    blockDataEnsureCapacity(pBlock, pOperator->resultInfo.capacity);
-    while (1) {
-      doBuildResultDatablock(pOperator, &pInfo->binfo, &pInfo->groupResInfo, pInfo->aggSup.pResultBuf);
-      doFilter(pBlock, pOperator->exprSupp.pFilterInfo, NULL);
+  pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
+  if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
+    return NULL;
+  }
 
-      bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
-      if (!hasRemain) {
-        doSetOperatorCompleted(pOperator);
-        break;
-      }
+  blockDataEnsureCapacity(pBlock, pOperator->resultInfo.capacity);
+  while (1) {
+    doBuildResultDatablock(pOperator, &pInfo->binfo, &pInfo->groupResInfo, pInfo->aggSup.pResultBuf);
+    doFilter(pBlock, pOperator->exprSupp.pFilterInfo, NULL);
 
-      if (pBlock->info.rows > 0) {
-        break;
-      }
+    bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
+    if (!hasRemain) {
+      doSetOperatorCompleted(pOperator);
+      break;
     }
 
-    size_t rows = pBlock->info.rows;
-    pOperator->resultInfo.totalRows += rows;
-
-    return (rows == 0) ? NULL : pBlock;
+    if (pBlock->info.rows > 0) {
+      break;
+    }
   }
+
+  size_t rows = pBlock->info.rows;
+  pOperator->resultInfo.totalRows += rows;
+
+  return (rows == 0) ? NULL : pBlock;
 }
 
 static void setInverFunction(SqlFunctionCtx* pCtx, int32_t num, EStreamType type) {
diff --git a/source/libs/stream/inc/streamInc.h b/source/libs/stream/inc/streamInc.h
index 6a3bdb59c9277d392ae82a6bed15674672cf56c8..0fc75c4798c2e24f92893a763077dea373ccade1 100644
--- a/source/libs/stream/inc/streamInc.h
+++ b/source/libs/stream/inc/streamInc.h
@@ -32,8 +32,6 @@ typedef struct {
 
 static SStreamGlobalEnv streamEnv;
 
-// int32_t streamPipelineExec(SStreamTask* pTask, int32_t batchNum, bool dispatch);
-
 int32_t streamDispatch(SStreamTask* pTask);
 int32_t streamDispatchReqToData(const SStreamDispatchReq* pReq, SStreamDataBlock* pData);
 int32_t streamRetrieveReqToData(const SStreamRetrieveReq* pReq, SStreamDataBlock* pData);
diff --git a/source/libs/stream/src/stream.c b/source/libs/stream/src/stream.c
index b71562cf454f0e7be57ddccc00ae4fcdf410c88b..e6d5859163f56150d4ede3a3903daaf79a3be4f5 100644
--- a/source/libs/stream/src/stream.c
+++ b/source/libs/stream/src/stream.c
@@ -240,43 +240,6 @@ int32_t streamProcessRunReq(SStreamTask* pTask) {
   return 0;
 }
 
-#if 0
-int32_t streamProcessRecoverReq(SStreamTask* pTask, SStreamTaskRecoverReq* pReq, SRpcMsg* pRsp) {
-  void* buf = rpcMallocCont(sizeof(SMsgHead) + sizeof(SStreamTaskRecoverRsp));
-  ((SMsgHead*)buf)->vgId = htonl(pReq->upstreamNodeId);
-
-  SStreamTaskRecoverRsp* pCont = POINTER_SHIFT(buf, sizeof(SMsgHead));
-  pCont->inputStatus = pTask->inputStatus;
-  pCont->streamId = pTask->streamId;
-  pCont->reqTaskId = pTask->taskId;
-  pCont->rspTaskId = pReq->upstreamTaskId;
-
-  pRsp->pCont = buf;
-  pRsp->contLen = sizeof(SMsgHead) + sizeof(SStreamTaskRecoverRsp);
-  tmsgSendRsp(pRsp);
-  return 0;
-}
-
-int32_t streamProcessRecoverRsp(SStreamMeta* pMeta, SStreamTask* pTask, SStreamRecoverDownstreamRsp* pRsp) {
-  streamProcessRunReq(pTask);
-
-  if (pTask->taskLevel == TASK_LEVEL__SOURCE) {
-    // scan data to recover
-    pTask->inputStatus = TASK_INPUT_STATUS__RECOVER;
-    pTask->taskStatus = TASK_STATUS__RECOVER_SELF;
-    qStreamPrepareRecover(pTask->exec.executor, pTask->startVer, pTask->recoverSnapVer);
-    if (streamPipelineExec(pTask, 100, true) < 0) {
-      return -1;
-    }
-  } else {
-    pTask->inputStatus = TASK_INPUT_STATUS__NORMAL;
-    pTask->taskStatus = TASK_STATUS__NORMAL;
-  }
-
-  return 0;
-}
-#endif
-
 int32_t streamProcessRetrieveReq(SStreamTask* pTask, SStreamRetrieveReq* pReq, SRpcMsg* pRsp) {
   qDebug("task %d receive retrieve req from node %d task %d", pTask->taskId, pReq->srcNodeId, pReq->srcTaskId);
 
diff --git a/source/libs/stream/src/streamExec.c b/source/libs/stream/src/streamExec.c
index 46fab536591f128282f22a7c7ef1a9adb2e441df..e7f2b60704b7c6d17af8390b6d724fed77dbbd44 100644
--- a/source/libs/stream/src/streamExec.c
+++ b/source/libs/stream/src/streamExec.c
@@ -138,63 +138,39 @@ int32_t streamScanExec(SStreamTask* pTask, int32_t batchSz) {
 }
 
 #if 0
-int32_t streamPipelineExec(SStreamTask* pTask, int32_t batchNum, bool dispatch) {
-  ASSERT(pTask->taskLevel != TASK_LEVEL__SINK);
-
-  void* exec = pTask->exec.executor;
-
-  while (1) {
-    SArray* pRes = taosArrayInit(0, sizeof(SSDataBlock));
-    if (pRes == NULL) {
-      terrno = TSDB_CODE_OUT_OF_MEMORY;
-      return -1;
-    }
-
-    int32_t batchCnt = 0;
-    while (1) {
-      SSDataBlock* output = NULL;
-      uint64_t     ts = 0;
-      if (qExecTask(exec, &output, &ts) < 0) {
-        ASSERT(0);
-      }
-      if (output == NULL) break;
-
-      SSDataBlock block = {0};
-      assignOneDataBlock(&block, output);
-      block.info.childId = pTask->selfChildId;
-      taosArrayPush(pRes, &block);
-
-      if (++batchCnt >= batchNum) break;
-    }
-    if (taosArrayGetSize(pRes) == 0) {
-      taosArrayDestroy(pRes);
-      break;
+int32_t streamBatchExec(SStreamTask* pTask, int32_t batchLimit) {
+  // fetch all queue item, merge according to batchLimit
+  int32_t numOfItems = taosReadAllQitems(pTask->inputQueue1, pTask->inputQall);
+  if (numOfItems == 0) {
+    qDebug("task: %d, stream task exec over, queue empty", pTask->taskId);
+    return 0;
+  }
+  SStreamQueueItem* pMerged = NULL;
+  SStreamQueueItem* pItem = NULL;
+  taosGetQitem(pTask->inputQall, (void**)&pItem);
+  if (pItem == NULL) {
+    if (pMerged != NULL) {
+      // process merged item
+    } else {
+      return 0;
     }
-    if (dispatch) {
-      SStreamDataBlock* qRes = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
-      if (qRes == NULL) {
-        taosArrayDestroyEx(pRes, (FDelete)blockDataFreeRes);
-        return -1;
-      }
-
-      qRes->type = STREAM_INPUT__DATA_BLOCK;
-      qRes->blocks = pRes;
-      qRes->childId = pTask->selfChildId;
+  }
 
-      if (streamTaskOutput(pTask, qRes) < 0) {
-        taosArrayDestroyEx(pRes, (FDelete)blockDataFreeRes);
-        taosFreeQitem(qRes);
-        return -1;
-      }
+  // if drop
+  if (pItem->type == STREAM_INPUT__DESTROY) {
+    // set status drop
+    return -1;
+  }
 
-      if (pTask->outputType == TASK_OUTPUT__FIXED_DISPATCH || pTask->outputType == TASK_OUTPUT__SHUFFLE_DISPATCH) {
-        streamDispatch(pTask);
-      }
-    } else {
-      taosArrayDestroyEx(pRes, (FDelete)blockDataFreeRes);
-    }
+  if (pTask->taskLevel == TASK_LEVEL__SINK) {
+    ASSERT(((SStreamQueueItem*)pItem)->type == STREAM_INPUT__DATA_BLOCK);
+    streamTaskOutput(pTask, (SStreamDataBlock*)pItem);
   }
 
+  // exec impl
+
+  // output
+  // try dispatch
   return 0;
 }
 #endif
diff --git a/source/libs/wal/src/walWrite.c b/source/libs/wal/src/walWrite.c
index c723618a4b942213dd4a4d9aee471a67f68e77dd..b683ba19263f32406f52beef51a0ba1ca452ef58 100644
--- a/source/libs/wal/src/walWrite.c
+++ b/source/libs/wal/src/walWrite.c
@@ -482,7 +482,8 @@ static FORCE_INLINE int32_t walWriteImpl(SWal *pWal, int64_t index, tmsg_t msgTy
 
   pWal->writeHead.cksumHead = walCalcHeadCksum(&pWal->writeHead);
   pWal->writeHead.cksumBody = walCalcBodyCksum(body, bodyLen);
-  wDebug("vgId:%d, wal write log %" PRId64 ", msgType: %s", pWal->cfg.vgId, index, TMSG_INFO(msgType));
+  wDebug("vgId:%d, wal write log %" PRId64 ", msgType: %s, cksum head %u cksum body %u", pWal->cfg.vgId, index,
+         TMSG_INFO(msgType), pWal->writeHead.cksumHead, pWal->writeHead.cksumBody);
 
   code = walWriteIndex(pWal, index, offset);
   if (code < 0) {
diff --git a/source/util/src/tqueue.c b/source/util/src/tqueue.c
index c8f128e6663f1a0545cb0374a174a60bd303a7a8..0f992184b579fa8ab1e4855f43e61f81b772c07c 100644
--- a/source/util/src/tqueue.c
+++ b/source/util/src/tqueue.c
@@ -208,7 +208,7 @@ STaosQall *taosAllocateQall() {
 void taosFreeQall(STaosQall *qall) { taosMemoryFree(qall); }
 
 int32_t taosReadAllQitems(STaosQueue *queue, STaosQall *qall) {
-  int32_t code = 0;
+  int32_t numOfItems = 0;
   bool    empty;
 
   taosThreadMutexLock(&queue->mutex);
@@ -219,13 +219,14 @@ int32_t taosReadAllQitems(STaosQueue *queue, STaosQall *qall) {
     qall->current = queue->head;
     qall->start = queue->head;
     qall->numOfItems = queue->numOfItems;
-    code = qall->numOfItems;
+    numOfItems = qall->numOfItems;
 
     queue->head = NULL;
     queue->tail = NULL;
     queue->numOfItems = 0;
     queue->memOfItems = 0;
-    uTrace("read %d items from queue:%p, items:%d mem:%" PRId64, code, queue, queue->numOfItems, queue->memOfItems);
+    uTrace("read %d items from queue:%p, items:%d mem:%" PRId64, numOfItems, queue, queue->numOfItems,
+           queue->memOfItems);
     if (queue->qset) atomic_sub_fetch_32(&queue->qset->numOfItems, qall->numOfItems);
   }
 
@@ -237,7 +238,7 @@ int32_t taosReadAllQitems(STaosQueue *queue, STaosQall *qall) {
     qall->start = NULL;
     qall->numOfItems = 0;
   }
-  return code;
+  return numOfItems;
 }
 
 int32_t taosGetQitem(STaosQall *qall, void **ppItem) {