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Merge pull request #20341 from taosdata/fix/TD-23004 

fix(query): fix scalar calculation crash in stream when input rows is 0
This commit is contained in:
Shengliang Guan 2023-03-09 15:22:05 +08:00 committed by GitHub
parent 00854f677c 3cea46db00
commit 8b2dc48cde
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 0 deletions
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6
source/libs/scalar/src/scalar.c
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@ -59,6 +59,8 @@ int32_t sclCreateColumnInfoData(SDataType *pType, int32_t numOfRows, SScalarPara
pParam->columnData = pColumnData;
pParam->colAlloced = true;
pParam->numOfRows = numOfRows;
return TSDB_CODE_SUCCESS;
}
@ -740,6 +742,10 @@ int32_t sclExecFunction(SFunctionNode *node, SScalarCtx *ctx, SScalarParam *outp
SCL_ERR_JRET(code);
}
if (rowNum == 0) {
goto _return;
}
code = (*ffpSet.process)(params, paramNum, output);
if (code) {
sclError("scalar function exec failed, funcId:%d, code:%s", node->funcId, tstrerror(code));