fix subquery coalesce bug

2022-12-09 04:08:27 +00:00
parent 7ef8b5ebc9
commit 3c16986342
2 changed files with 3 additions and 4 deletions
--- a/src/sql/rewrite/ob_transform_simplify_subquery.cpp
+++ b/src/sql/rewrite/ob_transform_simplify_subquery.cpp
@ -130,7 +130,8 @@ int ObTransformSimplifySubquery::try_trans_subquery_in_expr(ObDMLStmt *stmt,
    LOG_WARN("too deep recursive", K(ret), K(is_stack_overflow));
  } else if (IS_SUBQUERY_COMPARISON_OP(expr->get_expr_type()) ||
             T_OP_EXISTS == expr->get_expr_type() ||
-             T_OP_NOT_EXISTS == expr->get_expr_type()) {
+             T_OP_NOT_EXISTS == expr->get_expr_type() ||
+             expr->is_alias_ref_expr()) {
    // 如果 expr 的param 必须是 subquery，那么不去改写它包含的子查询
    //do nothing
  } else if (expr->is_query_ref_expr()) {