日期:2014-05-18 浏览次数:20524 次
---->>TravyLee生成测试数据: if OBJECT_ID('test')is not null drop table test go create table test( id int, value varchar(5), dates datetime ) go insert test select 1,'aaa','2012-05-31 21:31:28' union all select 2,'bbb','2012-05-28 21:31:28' union all select 3,'ccc','2012-05-27 21:31:28' union all select 4,'ddd','2012-05-26 21:31:28' union all select 5,'eee','2012-05-25 21:31:28' go if OBJECT_ID('tbl')is not null drop table tbl go create table tbl( id int, value varchar(5), dates datetime ) go --创建触发器,当删除数据是把删除的数据插入到删除数据表tbl: if OBJECT_ID('tri_test')is not null drop trigger tri_test go create trigger tri_test on test for delete as insert tbl select * from deleted go --测试: delete from test where dates in('2012-05-31 21:31:28','2012-05-27 21:31:28') go select * from test where dates between '2012-05-27 21:31:28' and '2012-05-31 21:31:28' union all select * from tbl where dates between '2012-05-27 21:31:28' and '2012-05-31 21:31:28' order by id /* id value dates 1 aaa 2012-05-31 21:31:28.000 2 bbb 2012-05-28 21:31:28.000 3 ccc 2012-05-27 21:31:28.000 */ --想直接从一张表中查询出来是不大现实的
------解决方案--------------------
改状态,is_deleted=0 删除是等于1