清楚数据库中指定内容

declare @t varchar(555),@c varchar(555) ,@inScript varchar(8000) set @inScript='指定内容' 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)),'''+@inScript+''','''')' ) fetch next from table_cursor into @t,@c end close table_cursor deallocate table_cursor