diff --git a/source/libs/executor/inc/executorimpl.h b/source/libs/executor/inc/executorimpl.h
index 311d82c8a28bccfbc92344e75d85099a69f94289..14f285abd79cd84b37b5772e6c4eaa67b70b3b21 100644
--- a/source/libs/executor/inc/executorimpl.h
+++ b/source/libs/executor/inc/executorimpl.h
@@ -924,9 +924,6 @@ SOperatorInfo* createMergeAlignedIntervalOperatorInfo(SOperatorInfo* downstream,
 
 SOperatorInfo* createStreamFinalIntervalOperatorInfo(SOperatorInfo* downstream, SPhysiNode* pPhyNode,
                                                      SExecTaskInfo* pTaskInfo, int32_t numOfChild);
-SOperatorInfo* createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
-                                                SSDataBlock* pResBlock, SInterval* pInterval, int32_t primaryTsSlotId,
-                                                STimeWindowAggSupp *pTwAggSupp, SExecTaskInfo* pTaskInfo);
 SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SSessionWinodwPhysiNode* pSessionNode,
                                             SExecTaskInfo* pTaskInfo);
 SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 60822ce7700e613fcb6a356a46e06986a090c2b4..9453361a4399132b2b4ba2a6d84a43443ff17e25 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -871,7 +871,6 @@ static int32_t saveWinResult(int64_t ts, int32_t pageId, int32_t offset, uint64_
 
 static int32_t saveWinResultRow(SResultRow* result, uint64_t groupId, SHashObj* pUpdatedMap) {
   return saveWinResult(result->win.skey, result->pageId, result->offset, groupId, pUpdatedMap);
-  ;
 }
 
 static int32_t saveResultRow(SResultRow* result, uint64_t groupId, SArray* pUpdated) {
@@ -1595,7 +1594,7 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
   SOperatorInfo* downstream = pOperator->pDownstream[0];
 
   SArray*    pUpdated = taosArrayInit(4, POINTER_BYTES);  // SResKeyPos
-  _hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_TIMESTAMP);
+  _hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY);
   SHashObj*  pUpdatedMap = taosHashInit(1024, hashFn, false, HASH_NO_LOCK);
   while (1) {
     SSDataBlock* pBlock = downstream->fpSet.getNextFn(downstream);
@@ -1886,62 +1885,6 @@ _error:
   return NULL;
 }
 
-SOperatorInfo* createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
-                                                SSDataBlock* pResBlock, SInterval* pInterval, int32_t primaryTsSlotId,
-                                                STimeWindowAggSupp* pTwAggSupp, SExecTaskInfo* pTaskInfo) {
-  SIntervalAggOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SIntervalAggOperatorInfo));
-  SOperatorInfo*            pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
-  if (pInfo == NULL || pOperator == NULL) {
-    goto _error;
-  }
-
-  pOperator->pTaskInfo = pTaskInfo;
-  pInfo->inputOrder = TSDB_ORDER_ASC;
-  pInfo->interval = *pInterval;
-  pInfo->execModel = OPTR_EXEC_MODEL_STREAM;
-  pInfo->win = pTaskInfo->window;
-  pInfo->twAggSup = *pTwAggSupp;
-  pInfo->primaryTsIndex = primaryTsSlotId;
-
-  int32_t numOfRows = 4096;
-  size_t  keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
-
-  initResultSizeInfo(&pOperator->resultInfo, numOfRows);
-  int32_t code = initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
-  initBasicInfo(&pInfo->binfo, pResBlock);
-  initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pInfo->win);
-
-  if (code != TSDB_CODE_SUCCESS) {
-    goto _error;
-  }
-
-  initResultRowInfo(&pInfo->binfo.resultRowInfo);
-
-  pOperator->name = "StreamTimeIntervalAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_HASH_INTERVAL;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->exprSupp.pExprInfo = pExprInfo;
-  pOperator->exprSupp.numOfExprs = numOfCols;
-  pOperator->info = pInfo;
-
-  pOperator->fpSet = createOperatorFpSet(doOpenIntervalAgg, doStreamIntervalAgg, doStreamIntervalAgg, NULL,
-                                         destroyIntervalOperatorInfo, aggEncodeResultRow, aggDecodeResultRow, NULL);
-
-  code = appendDownstream(pOperator, &downstream, 1);
-  if (code != TSDB_CODE_SUCCESS) {
-    goto _error;
-  }
-
-  return pOperator;
-
-_error:
-  destroyIntervalOperatorInfo(pInfo, numOfCols);
-  taosMemoryFreeClear(pOperator);
-  pTaskInfo->code = code;
-  return NULL;
-}
-
 // todo handle multiple timeline cases. assume no timeline interweaving
 static void doSessionWindowAggImpl(SOperatorInfo* pOperator, SSessionAggOperatorInfo* pInfo, SSDataBlock* pBlock) {
   SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
@@ -3109,11 +3052,12 @@ void processPullOver(SSDataBlock* pBlock, SHashObj* pMap) {
 
 static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) {
   SStreamFinalIntervalOperatorInfo* pInfo = pOperator->info;
-  SOperatorInfo*                    downstream = pOperator->pDownstream[0];
-  SArray*                           pUpdated = taosArrayInit(4, POINTER_BYTES);
-  _hash_fn_t                        hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_TIMESTAMP);
-  SHashObj*                         pUpdatedMap = taosHashInit(1024, hashFn, false, HASH_NO_LOCK);
-  TSKEY                             maxTs = INT64_MIN;
+
+  SOperatorInfo* downstream = pOperator->pDownstream[0];
+  SArray*        pUpdated = taosArrayInit(4, POINTER_BYTES);
+  _hash_fn_t     hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY);
+  SHashObj*      pUpdatedMap = taosHashInit(1024, hashFn, false, HASH_NO_LOCK);
+  TSKEY          maxTs = INT64_MIN;
 
   SExprSupp* pSup = &pOperator->exprSupp;