disable nlj group rescan for some cases

2023-05-24 06:17:29 +00:00
parent 5373a45d6d
commit 2724fef69d
2 changed files with 57 additions and 10 deletions
--- a/src/sql/optimizer/ob_log_join.h
+++ b/src/sql/optimizer/ob_log_join.h
@ -154,6 +154,7 @@ namespace sql
    inline bool can_use_batch_nlj() const { return can_use_batch_nlj_; }
    void set_can_use_batch_nlj(bool can_use) { can_use_batch_nlj_ = can_use; }
    int check_and_set_use_batch();
+    int check_if_disable_batch(ObLogicalOperator* root);
    void set_join_path(JoinPath *path) { join_path_ = path; }
    JoinPath *get_join_path() { return join_path_; }
    bool is_my_exec_expr(const ObRawExpr *expr);