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fix: fix last(*)/last_row(*) return MD5 hashed column name

This commit is contained in:
Ganlin Zhao 2023-09-04 18:33:50 +08:00
parent 69428fdd0b
commit 0fed045a12
1 changed files with 2 additions and 2 deletions
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4
source/libs/parser/src/parTranslater.c
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@ -2902,7 +2902,7 @@ static SNode* createMultiResFunc(SFunctionNode* pSrcFunc, SExprNode* pExpr) {
taosCreateMD5Hash(buf, len);
strncpy(pFunc->node.aliasName, buf, TSDB_COL_NAME_LEN - 1);
len = snprintf(buf, sizeof(buf) - 1, "%s(%s)", pSrcFunc->functionName, pCol->colName);
taosCreateMD5Hash(buf, len);
// note: userAlias could be truncated here
strncpy(pFunc->node.userAlias, buf, TSDB_COL_NAME_LEN - 1);
}
} else {
@ -2910,7 +2910,7 @@ static SNode* createMultiResFunc(SFunctionNode* pSrcFunc, SExprNode* pExpr) {
taosCreateMD5Hash(buf, len);
strncpy(pFunc->node.aliasName, buf, TSDB_COL_NAME_LEN - 1);
len = snprintf(buf, sizeof(buf) - 1, "%s(%s)", pSrcFunc->functionName, pExpr->userAlias);
taosCreateMD5Hash(buf, len);
// note: userAlias could be truncated here
strncpy(pFunc->node.userAlias, buf, TSDB_COL_NAME_LEN - 1);
}