sql获取表文档

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,
序号=a.colorder,
字段名=a.name,
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=case when b.name='datetime' then  '[' + b.name + ']' when charindex('int',b.name)>0 then  '[' + b.name + ']' else '[' + b.name + '](' + convert(varchar(20), COLUMNPROPERTY(a.id, a.name, 'PRECISION')) + ')' end,
允许空=case   when   a.isnullable=1   then   'NULL'else   'NOT NULL'   end,
默认值=isnull(e.text,''),
字段说明=isnull(g.[value],'')
FROM   syscolumns   a
left   join   systypes   b   on   a.xusertype=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   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='CS_RouteDetails'         --如果只查询指定表,加上此条件
order   by  a.id,a.colorder
--获取所有表
SELECT * FROM INFORMATION_SCHEMA.TABLES where TABLE_TYPE='BASE TABLE'