diff --git a/source/libs/executor/src/projectoperator.c b/source/libs/executor/src/projectoperator.c
index 12308051b735e714b7a7757e1152937e2201189f..dd7f9b77f396895f1e138b44e9bac1081012ddb6 100644
--- a/source/libs/executor/src/projectoperator.c
+++ b/source/libs/executor/src/projectoperator.c
@@ -351,6 +351,7 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
 
   SSDataBlock* p = pProjectInfo->mergeDataBlocks ? pFinalRes : pRes;
   pOperator->resultInfo.totalRows += p->info.rows;
+  p->info.dataLoad = 1;
 
   if (pOperator->cost.openCost == 0) {
     pOperator->cost.openCost = (taosGetTimestampUs() - st) / 1000.0;
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index ca64fd135eb05e4df97d9bd93e88df8e403dc349..8107cea4a09f56fbd0458c098994034aa5b3a4e5 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1037,7 +1037,7 @@ SResultRowPosition addToOpenWindowList(SResultRowInfo* pResultRowInfo, const SRe
 int64_t* extractTsCol(SSDataBlock* pBlock, const SIntervalAggOperatorInfo* pInfo) {
   TSKEY* tsCols = NULL;
 
-  if (pBlock->pDataBlock != NULL && pBlock->info.dataLoad == 1) {
+  if (pBlock->pDataBlock != NULL && pBlock->info.dataLoad) {
     SColumnInfoData* pColDataInfo = taosArrayGet(pBlock->pDataBlock, pInfo->primaryTsIndex);
     tsCols = (int64_t*)pColDataInfo->pData;
     ASSERT(tsCols[0] != 0);