最近的项目，也许是产品吧，用的客户好几个，数据库也经常更新，:/*１。比较数据库表不一样的 select distinct a.id,d.name as TableName--,a.name as ColumeName from [onwerbuild_wjl2].dbo.syscolumns a,[onwerbuild_wjl2].dbo.sysobjects d where d.xtype='U' an