oracle触发器加条件判断,如果某个字段,isnode=0,那么不执行下面的方法,数据如下: create or replace trigger tr_basestation_insert_emp before insert on BJLT.BASESTATION REFERENCING NEW AS new_val OLD AS old_val --在这里设置名字,然后可引用新值,旧值 for each row ) declare --local variables here begin i…
SQL Server 1创建触发器 GO BEGIN IF (object_id('WMY', 'tr') is not null) DROP trigger WMY END; GO CREATE TRIGGER WMY ON Student Instead of INSERT AS BEGIN INSERT INTO Student (number,name) VALUES (1205,'角色2'); END; --Begin 与end相当于{},是一个语句块,可有可无此处为演示所用 --ON…
Oracle 备份与恢复基础 :三思笔记 备份与恢复 A whole database backup is either a consistent backup or an inconsistent backup. Whether a backup is consistent determines whether you need to apply redo logs after restoring the backup. Tablespace Backups A tablespace back…