diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 4ba6e57425e089f2b16ccc6a5cabb9079ee657fe..0d2733250258acbfbc35d697a42d475fdb7836b1 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -312,7 +312,7 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
     tsdbReleaseDataBlock(pTableScanInfo->dataReader);
     return TSDB_CODE_SUCCESS;
   } else if (*status == FUNC_DATA_REQUIRED_NOT_LOAD) {
-    qDebug("%s data block skipped, brange:%" PRId64 "-%" PRId64 ", rows:%d, uid:%"PRIu64, GET_TASKID(pTaskInfo),
+    qDebug("%s data block skipped, brange:%" PRId64 "-%" PRId64 ", rows:%d, uid:%" PRIu64, GET_TASKID(pTaskInfo),
            pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows, pBlockInfo->id.uid);
     doSetTagColumnData(pTableScanInfo, pBlock, pTaskInfo, 1);
     pCost->skipBlocks += 1;
@@ -399,7 +399,7 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
   }
 
   bool limitReached = applyLimitOffset(&pTableScanInfo->limitInfo, pBlock, pTaskInfo);
-  if (limitReached) { // set operator flag is done
+  if (limitReached) {  // set operator flag is done
     setOperatorCompleted(pOperator);
   }
 
@@ -450,7 +450,6 @@ static STableCachedVal* createTableCacheVal(const SMetaReader* pMetaReader) {
 // const void *key, size_t keyLen, void *value
 static void freeCachedMetaItem(const void* key, size_t keyLen, void* value) { freeTableCachedVal(value); }
 
-
 static void doSetNullValue(SSDataBlock* pBlock, const SExprInfo* pExpr, int32_t numOfExpr) {
   for (int32_t j = 0; j < numOfExpr; ++j) {
     int32_t dstSlotId = pExpr[j].base.resSchema.slotId;
@@ -487,7 +486,6 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
     metaReaderInit(&mr, pHandle->meta, 0);
     code = metaGetTableEntryByUidCache(&mr, pBlock->info.id.uid);
     if (code != TSDB_CODE_SUCCESS) {
-
       // when encounter the TSDB_CODE_PAR_TABLE_NOT_EXIST error, we proceed.
       if (terrno == TSDB_CODE_PAR_TABLE_NOT_EXIST) {
         qWarn("failed to get table meta, table may have been dropped, uid:0x%" PRIx64 ", code:%s, %s",
@@ -642,6 +640,7 @@ static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator) {
     }
 
     if (pOperator->status == OP_EXEC_DONE) {
+      tsdbReleaseDataBlock(pTableScanInfo->base.dataReader);
       break;
     }
 
@@ -2738,7 +2737,7 @@ SSDataBlock* getSortedTableMergeScanBlockData(SSortHandle* pHandle, SSDataBlock*
   }
 
   bool limitReached = applyLimitOffset(&pInfo->limitInfo, pResBlock, pTaskInfo);
-  qDebug("%s get sorted row block, rows:%d, limit:%"PRId64, GET_TASKID(pTaskInfo), pResBlock->info.rows,
+  qDebug("%s get sorted row block, rows:%d, limit:%" PRId64, GET_TASKID(pTaskInfo), pResBlock->info.rows,
          pInfo->limitInfo.numOfOutputRows);
 
   if (limitReached) {