/***********************************
描述：純SQL查看數據庫描述文檔
作者：jehn
聯繫：[email protected]
時間：2011-12-07 14:33:30
************************************/
SELECT
(case when a.colorder=1 then
(
select CAST(表序號 as nvarchar) from
(SELECT d.name,
row_number() over(order by d.name) 表序號
FROM syscolumns a join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'
where a.colorder=1) as tmp where name=d.name
)
else '' end) 表序號,
(case when a.colorder=1 then d.name else '' end) 表名,
(case when a.colorder=1 then
(
select value from sys.extended_properties where minor_id=0 and major_id= OBJECT_ID(d.name)
) else '' end) 表描述,
a.colorder 字段序號,
a.name 字段名,
(case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) 標識,
(case when (SELECT count(*)
FROM sysobjects
WHERE (name in (SELECT name
FROM sysindexes
WHERE (id = a.id) AND (indid in (SELECT indid
FROM sysindexkeys
WHERE (id = a.id) AND (colid in (SELECT colid
FROM syscolumns
WHERE (id = a.id) AND (name = a.name)
)
)
)
)
)
) AND (xtype = 'PK')
) > 0 then '√' else '' end) 主鍵,
b.name 類型,
a.length 佔用字節數,
COLUMNPROPERTY(a.id,a.name,'PRECISION') as 長度,
--isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小數位數,
COLUMNPROPERTY(a.id,a.name,'Scale') 小數位數,
(case when a.isnullable=1 then '√'else '' end) 允許空,
isnull(e.text,'') 默認值,
isnull(g.[value],'') AS 字段說明
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 sys.extended_properties g on a.id=g.major_id AND a.colid = g.minor_id --where d.name='T_SickRoom'
order by d.name,a.colorder
------where d.name='T_SickRoom' 也可以指定單張表