[SQL server]查询用户表及表结构

SELECT 

表名=case when a.colorder is not null then d.name 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 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 a left join systypes b on a.xtype=b.xusertype
     inner join sysobjects d on a.id=d.id  and d.xtype='U' and  d.name<>'dtproperties'
     left join syscomments e on a.cdefault=e.id
     left join sysproperties g on a.id=g.id and a.colid=g.smallid

WHERE d.name='table1'    -- 数据表名
ORDER BY a.colorder    -- 排序

select 表名=name from sysobjects where xtype='U' and name<>'dtproperties'