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fix: set null when creating empty input for count

This commit is contained in:
shenglian zhou 2023-09-26 16:00:56 +08:00
parent 525ee369d3
commit 5a28981d50
1 changed files with 5 additions and 0 deletions
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5
source/libs/executor/src/aggregateoperator.c
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@ -334,6 +334,7 @@ static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBloc
colInfo.info.type = TSDB_DATA_TYPE_NULL;
colInfo.info.bytes = 1;
SExprInfo* pOneExpr = &pOperator->exprSupp.pExprInfo[i];
for (int32_t j = 0; j < pOneExpr->base.numOfParams; ++j) {
SFunctParam* pFuncParam = &pOneExpr->base.pParam[j];
@ -353,6 +354,10 @@ static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBloc
}
blockDataEnsureCapacity(pBlock, pBlock->info.rows);
for (int32_t i = 0; i < blockDataGetNumOfCols(pBlock); ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
colDataSetNULL(pColInfoData, 0);
}
*ppBlock = pBlock;
return TSDB_CODE_SUCCESS;