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Fix simplify multiset expr bug

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This commit is contained in:
xianyu-w
2023-04-28 11:19:02 +00:00
committed by ob-robot
parent 3cada22bdc
commit 13e2a46659
1 changed files with 1 additions and 1 deletions
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2
src/sql/rewrite/ob_transform_simplify_expr.cpp
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@ -1900,7 +1900,7 @@ int ObTransformSimplifyExpr::do_remove_subquery(ObDMLStmt* stmt, ObRawExpr*& exp
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("parameters have null", K(ret), K(stmt), K(expr));
} else if (expr->is_query_ref_expr()) {
} else if (expr->is_query_ref_expr() && !expr->is_multiset_expr()) {
ObQueryRefRawExpr* query_ref = static_cast<ObQueryRefRawExpr*>(expr);
ObSelectStmt* sub_stmt = query_ref->get_ref_stmt();
if (OB_ISNULL(sub_stmt)) {