[FEAT MERGE]4_2_sql_feature

Co-authored-by: yinyj17 <yinyijun92@gmail.com>
Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: jingtaoye35 <1255153887@qq.com>

src/sql/session/ob_sql_session_info.h

@@ -871,7 +871,8 @@ public:
   //字段初始化
   const ObAuditRecordData &get_final_audit_record(ObExecuteMode mode);
   ObSessionStat &get_session_stat() { return session_stat_; }
-  void update_stat_from_audit_record();
+  void update_stat_from_exec_record();
+  void update_stat_from_exec_timestamp();
   void update_alive_time_stat();
   void handle_audit_record(bool need_retry, ObExecuteMode exec_mode);