浅述当前模式读与一致性读续
复制1: update t_test1 set lio=0 where object_id in (101,浅述102); 2: update t_test1 set lio=(select lio from t_test1 where object_id = 101) where object_id = 102 and (selectcount(*) from t_test2 t1, t_test2 t2) > 0; 1.2.3.4.
复制1: update t_test1 set lio=0 where object_id in (101,浅述102); 2: update t_test1 set lio=(select lio from t_test1 where object_id = 101) where object_id = 102 and (selectcount(*) from t_test2 t1, t_test2 t2) > 0; 1.2.3.4.