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Merge pull request #16914 from taosdata/feature/3_liaohj 

fix(query): add null ptr check.
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Shengliang Guan 2022-09-19 18:48:05 +08:00 committed by GitHub
parent 6e34fbc6a3 d48a563260
commit fc0418fc20
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 4 additions and 1 deletions
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1
source/common/src/tdatablock.c
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@ -1446,6 +1446,7 @@ size_t blockDataGetCapacityInRow(const SSDataBlock* pBlock, size_t pageSize) {
int32_t payloadSize = pageSize - blockDataGetSerialMetaSize(numOfCols);
int32_t rowSize = pBlock->info.rowSize;
int32_t nRows = payloadSize / rowSize;
ASSERT(nRows >= 1);
// the true value must be less than the value of nRows
int32_t additional = 0;

1
source/dnode/vnode/src/tsdb/tsdbMergeTree.c
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@ -320,6 +320,7 @@ void tLDataIterNextBlock(SLDataIter *pIter) {
pIter->pSttBlk = NULL;
if (index != -1) {
pIter->iSttBlk = index;
pIter->pSttBlk = (SSttBlk *)taosArrayGet(pIter->pBlockLoadInfo->aSttBlk, pIter->iSttBlk);
}
}

3
source/libs/executor/src/executil.c
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@ -989,7 +989,8 @@ SArray* extractColMatchInfo(SNodeList* pNodeList, SDataBlockDescNode* pOutputNod
if (pNode->output) {
(*numOfOutputCols) += 1;
} else {
} else if (info != NULL) {
// select distinct tbname from stb where tbname='abc';
info->output = false;
}
}