sqlserver获取指定数据库的描述

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SELECT                     字段名= convert(varchar(100), a.name),                     表名= convert(varchar(50), d.name ),                     类型= CONVERT(varchar(50),b.name),                     库名= 'Community',                     字段说明=convert(varchar(50), isnull(g.[value],''))                     FROM dbo.syscolumns a                     left join dbo.systypes b on a.xusertype=b.xusertype                     inner join dbo.sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'                     left join dbo.syscomments e on a.cdefault=e.id                     left join sys.extended_properties g on a.id=g.major_id and a.colid=g.minor_id                     left join sys.extended_properties f on d.id=f.major_id and f.minor_id=0                     where d.name ='Base_SysMenu'