未验证 提交 30a98308 编写于 作者: H Haojun Liao 提交者: GitHub

Merge pull request #6957 from taosdata/hotfix/td-5431

[TD-5431]<fix>:fix hashDistinct bug about var_data_type value keys
......@@ -6594,10 +6594,19 @@ static SSDataBlock* hashDistinct(void* param, bool* newgroup) {
if (isNull(val, type)) {
continue;
}
int dummy;
void* res = taosHashGet(pInfo->pSet, val, bytes);
size_t keyLen = 0;
if (IS_VAR_DATA_TYPE(pOperator->pExpr->base.colType)) {
tstr* var = (tstr*)(val);
keyLen = varDataLen(var);
} else {
keyLen = bytes;
}
int dummy;
void* res = taosHashGet(pInfo->pSet, val, keyLen);
if (res == NULL) {
taosHashPut(pInfo->pSet, val, bytes, &dummy, sizeof(dummy));
taosHashPut(pInfo->pSet, val, keyLen, &dummy, sizeof(dummy));
char* start = pResultColInfoData->pData + bytes * pInfo->pRes->info.rows;
memcpy(start, val, bytes);
pRes->info.rows += 1;
......@@ -6624,6 +6633,7 @@ SOperatorInfo* createDistinctOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperat
pOperator->blockingOptr = false;
pOperator->status = OP_IN_EXECUTING;
pOperator->operatorType = OP_Distinct;
pOperator->pExpr = pExpr;
pOperator->numOfOutput = numOfOutput;
pOperator->info = pInfo;
pOperator->pRuntimeEnv = pRuntimeEnv;
......
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