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fix(query): fix scalar calculation crash in stream when input rows is 0

This commit is contained in:
Ganlin Zhao 2023-03-08 17:45:25 +08:00
parent e37ca08bbc
commit 3cea46db00
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->columnData = pColumnData;
pParam->colAlloced = true; pParam->colAlloced = true;
pParam->numOfRows = numOfRows;
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
} }
@ -740,6 +742,10 @@ int32_t sclExecFunction(SFunctionNode *node, SScalarCtx *ctx, SScalarParam *outp
SCL_ERR_JRET(code); SCL_ERR_JRET(code);
} }
if (rowNum == 0) {
goto _return;
}
code = (*ffpSet.process)(params, paramNum, output); code = (*ffpSet.process)(params, paramNum, output);
if (code) { if (code) {
sclError("scalar function exec failed, funcId:%d, code:%s", node->funcId, tstrerror(code)); sclError("scalar function exec failed, funcId:%d, code:%s", node->funcId, tstrerror(code));