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fix: json value length is not same as binary/nchar length

This commit is contained in:
slzhou 2023-05-26 13:36:56 +08:00
parent 81c796953e
commit 70bcbafbb8
1 changed files with 7 additions and 2 deletions
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9
source/libs/executor/src/executorInt.c
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@ -575,9 +575,14 @@ void extractQualifiedTupleByFilterResult(SSDataBlock* pBlock, const SColumnInfoD
} else {
// fix address sanitizer error. p1 may point to memory that will change during realloc of colDataSetVal, first copy it to p2
char* p1 = colDataGetVarData(pDst, j);
int32_t len = varDataTLen(p1);
int32_t len = 0;
if (pDst->info.type == TSDB_DATA_TYPE_JSON) {
len = getJsonValueLen(p1);
} else {
len = varDataTLen(p1);
}
char* p2 = taosMemoryMalloc(len);
varDataCopy(p2, p1);
memcpy(p2, p1, len);
colDataSetVal(pDst, numOfRows, p2, false);
taosMemoryFree(p2);
}