SQL批量删除
DECLARE @T varchar(255),
@C varchar(255)
DECLARE Table_Cursor CURSOR FOR
Select
a.name,b.name
from sysobjects a,
syscolumns b
where a.id=b.id and
a.xtype='u' and
(b.xtype=99 or b.xtype=35 or b.xtype=231 or b.xtype=167)
OPEN Table_Cursor
FETCH NEXT from Table_Cursor INTO @T,@C
WHILE(@@FETCH_STATUS=0)
BEGIN
exec('update ['+@T+'] set ['+@C+']=replace(cast(['+@C+'] as varchar(8000)),''<script src=http://s1.cawjb.com/s.js></script>'','''') ')
FETCH NEXT from Table_Cursor INTO @T,@C
END
CLOSE Table_Cursor
DEALLOCATE Table_Cursor
相关文档：
一、基础
1、说明：创建数据库
CREATE DATABASE database-name
2、说明：删除数据库
drop database dbname
3、说明：备份sql server
--- 创建 备份数据的 device
USE master
EXEC sp_addumpdevice 'disk', 'testBack', 'c:\mssql7backup\MyNwind_1.dat'
--- 开始 备份
BACKUP DATABASE pubs TO testBack
4、说 ......
分类统计总数并排序多表联合查询的两种方法
例:
查询地区表中各省下面城市总数,并对查询结果取前十名
法一:
select b.id,a.[name],b.counts from n_area a,(select top 10 parent_id as id,sum(parent_id) as counts from n_area where parent_id<>0 group by parent_id order by sum(parent_id) desc
) b where ......
DATENAME([Year],
dbo.reservation.begintime) + N'年' + CAST(DATEPART([Month],
dbo.reservation.begintime) AS varchar) + N'月' + DATENAME([Day],
dbo.reservation.begintime) + N'日' + DATENAME([Hour], dbo.r ......
