触发器监控表操作(新增、修改、删除)
哪位同学,写过触发器监控表操作(新增、修改、删除),然后将记录到另一张表上?
[解决办法]
- SQL code
create trigger trig_001 on dbo.表名for insert,update,deleteasbegin insert into 日志表 select * From inserted insert into 日志表 select * From deletedend
[解决办法]
- SQL code
--try简单的例子create table subject( col1 int)create table t_record( action_id numeric(10) identity(1,1), action_time datetime, action varchar(10))--触发器create trigger trig_subject on subjectfor insert,update,deleteasbegin declare @inserted int declare @deleted int select @inserted = count(*) from inserted select @deleted = count(*) from deleted if @inserted > 0 and @deleted > 0 begin insert into t_record values(getdate(),'update') end else if @inserted > 0 and @deleted = 0 begin insert into t_record values(getdate(),'insert') end else if @inserted = 0 and @deleted > 0 begin insert into t_record values(getdate(),'delete') endend--测试insert into subject values(1)结果如下/*1 2009-06-04 16:36:03.530 insert*/--结果如下update subject set col1 = 2 where col1=1/*1 2009-06-04 16:36:03.530 insert2 2009-06-04 16:36:22.390 update*/--结果如下delete subject where col1 = 2/*1 2009-06-04 16:36:03.530 insert2 2009-06-04 16:36:22.390 update3 2009-06-04 16:36:40.080 delete */
[解决办法]
- SQL code
CREATE TRIGGER tt ON tb FOR INSERT, UPDATE, DELETEASBEGIN INSERT INTO 日志表 SELECT *, 'old' FROM DELETED INSERT INTO 日志表 SELECT *, 'new' FROM INSERTED END