SELECT 表名 = case when a.colorder=1 then d.name else '' end,表说明 = case when a.colorder=1 then isnull(f.value,'') else '' end,字段序号 = a.colorder,字段名 = a.name,标识 = case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end,主键 = case when exists(SELECT 1 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in (SELECT name FROM sysindexes WHERE indid in( SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid))) then '√' else '' end,类型 = b.name,占用字节数 = a.length,长度 = COLUMNPROPERTY(a.id,a.name,'PRECISION'),小数位数 = isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),允许空 = case when a.isnullable=1 then '√'else '' end,默认值 = isnull(e.text,''),字段说明 = isnull(g.[value],'')FROM syscolumns aleft join systypes b on a.xusertype=b.xusertypeinner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'left join syscomments e on a.cdefault=e.idleft join sys.extended_properties g on a.id=G.major_id and a.colid=g.minor_id left join sys.extended_properties fon d.id=f.major_id and f.minor_id=0where d.name='Article' --如果只查询指定表,加上此条件order by a.id,a.colorder