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refactor(query): refactor stream scanner to be adaptive to be involved schema.

This commit is contained in:
Haojun Liao 2022-04-21 14:09:00 +08:00
parent 9225155119
commit 43b5bf8333
1 changed files with 17 additions and 4 deletions
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21
source/libs/executor/src/scanoperator.c
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@ -573,14 +573,27 @@ static SSDataBlock* doStreamBlockScan(SOperatorInfo* pOperator, bool* newgroup)
int32_t numOfCols = pInfo->pRes->info.numOfCols;
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pCols, i);
SColMatchInfo* pColMatchInfo = taosArrayGet(pInfo->pColMatchInfo, i);
SColMatchInfo* pColMatchInfo = taosArrayGet(pInfo->pColMatchInfo, i);
if (!pColMatchInfo->output) {
continue;
}
ASSERT(pColMatchInfo->colId == p->info.colId);
taosArraySet(pInfo->pRes->pDataBlock, pColMatchInfo->targetSlotId, p);
bool colExists = false;
for(int32_t j = 0; j < taosArrayGetSize(pCols); ++j) {
SColumnInfoData* pResCol = taosArrayGet(pCols, j);
if (pResCol->info.colId == pColMatchInfo->colId) {
taosArraySet(pInfo->pRes->pDataBlock, pColMatchInfo->targetSlotId, pResCol);
colExists = true;
break;
}
}
// the required column does not exists in submit block, let's set it to be all null value
if (!colExists) {
SColumnInfoData* pDst = taosArrayGet(pInfo->pRes->pDataBlock, pColMatchInfo->targetSlotId);
colInfoDataEnsureCapacity(pDst, 0, pBlockInfo->rows);
colDataAppendNNULL(pDst, 0, pBlockInfo->rows);
}
}
if (pInfo->pRes->pDataBlock == NULL) {