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Merge pull request #14831 from taosdata/fix/TD-17040 

fix(query): fix invalid read for setSelectivity
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Ganlin Zhao 2022-07-12 20:15:25 +08:00 committed by GitHub
parent ea5a68046e c237f7f26b
commit 1c6259cde6
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 1 deletions
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6
source/libs/function/src/builtinsimpl.c
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@ -1631,10 +1631,14 @@ void setNullSelectivityValue(SqlFunctionCtx* pCtx, SSDataBlock* pBlock, int32_t
}
void setSelectivityValue(SqlFunctionCtx* pCtx, SSDataBlock* pBlock, const STuplePos* pTuplePos, int32_t rowIndex) {
if (pCtx->subsidiaries.num <= 0) {
return;
}
int32_t pageId = pTuplePos->pageId;
int32_t offset = pTuplePos->offset;
if (pTuplePos->pageId != -1 && pCtx->subsidiaries.num > 0) {
if (pTuplePos->pageId != -1) {
int32_t numOfCols = pCtx->subsidiaries.num;
SFilePage* pPage = getBufPage(pCtx->pBuf, pageId);