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fix count to exists bug with order or limit

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yinyj17 2024-03-15 10:20:30 +00:00 committed by ob-robot
parent 0acfb6a7ae
commit 9164739462
1 changed files with 3 additions and 1 deletions
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4
src/sql/rewrite/ob_transform_count_to_exists.cpp
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@ -202,7 +202,9 @@ int ObTransformCountToExists::check_trans_valid(ObDMLStmt *stmt, ObRawExpr *expr
} else if (has_rownum) {
// do nothing
} else if (tmp_subquery_expr->get_ref_count() > 1 ||
tmp_subquery->has_having() || !tmp_subquery->is_scala_group_by()) {
tmp_subquery->has_having() || !tmp_subquery->is_scala_group_by() ||
tmp_subquery->has_order_by() || tmp_subquery->has_limit() ||
tmp_subquery->has_window_function_filter()) {
// only scalar group by subquery without having and referred by once can be transformed
OPT_TRACE("only scalar group by subquery without having and referred by once can be transformed");
} else if (OB_FAIL(check_sel_expr_valid(sel_expr,