未验证 提交 df0fdba6 编写于 作者: D dapan1121 提交者: GitHub

Merge pull request #7480 from taosdata/hotfix/TD-6058

[td-6058]block union for nested query
......@@ -888,6 +888,7 @@ int32_t tscValidateSqlInfo(SSqlObj* pSql, struct SSqlInfo* pInfo) {
}
case TSDB_SQL_SELECT: {
const char * msg1 = "no nested query supported in union clause";
code = loadAllTableMeta(pSql, pInfo);
if (code != TSDB_CODE_SUCCESS) {
return code;
......@@ -901,6 +902,10 @@ int32_t tscValidateSqlInfo(SSqlObj* pSql, struct SSqlInfo* pInfo) {
tscTrace("0x%"PRIx64" start to parse the %dth subclause, total:%"PRIzu, pSql->self, i, size);
if (size > 1 && pSqlNode->from && pSqlNode->from->type == SQL_NODE_FROM_SUBQUERY) {
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg1);
}
// normalizeSqlNode(pSqlNode); // normalize the column name in each function
if ((code = validateSqlNode(pSql, pSqlNode, pQueryInfo)) != TSDB_CODE_SUCCESS) {
return code;
......
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