sql 查詢表定義

1

2alter
proc
[dbo
].[test_querytableinfo]3
( 
4@tablename
varchar(200
) 
5) 6as
7begin
8select
9 表名=
case
when a.colorder =
1then d.name else
''end
, 
10 表說明=
case
when a.colorder =
1then
isnull(f.value, '') else
''end
, 
11 字段序號=
a.colorder , 
12 欄位名=
a.name , 
13 標識=
case
when
columnproperty(a.id, a.name, '
isidentity
') =
1then'√
'else
''end
, 
14 主鍵=
case
when
exists
( 
15select116
from
dbo.sysindexes si 
17inner
join dbo.sysindexkeys sik on si.id = sik.id and si.indid =
sik.indid 
18inner
join dbo.syscolumns sc on sc.id = sik.id and sc.colid =
sik.colid 
19inner
join dbo.sysobjects so on so.name = so.name and so.xtype ='pk
'20where sc.id = a.id and sc.colid = a.colid) then'√
'21else
''22
end, 
23 外來鍵=
case
when tony.fkey is
notnull
and tony.fkey=a.colid then'√
'else
''end
, 
24 外來鍵表=
case
when tony.fkey is
notnull
and tony.fkey=
a.colid 
25then
object_name(tony.fkeyid) else
''26
end, 
27 外來鍵字段=
case
when tony.fkey is
notnull
and tony.fkey=
a.colid 
28then (select name from
syscolumns 
29where colid=tony.fkey and id=
tony.fkeyid) 
30else
''31
end, 
32 型別=
b.name , 
33 長度=
a.length , 
34 精度=
columnproperty(a.id, a.name, '
precision
') , 
35 小數字數=
isnull(columnproperty(a.id, a.name, '
scale
'), 0
) , 
36 允許空=
case
when a.isnullable =
1then'√
'else
''end
, 
37 預設值=
isnull(e.text, ''
), 
38 字段說明=
isnull(g.[
value
], ''
), 
39 建立時間=
d.crdate, 
40 更改時間=
case
when a.colorder =
1then d.refdate else
null
end41
from
dbo.syscolumns a 
42left
join dbo.systypes b on a.xtype =
b.xusertype 
43inner
join dbo.sysobjects d on a.id = d.id and d.xtype ='u
'and d.status >=044
left
join dbo.syscomments e on a.cdefault =
e.id 
45left
join sys.extended_properties g on a.id = g.major_id and a.colid =
g.minor_id 
46left
join sys.extended_properties f on d.id = f.major_id and f.minor_id =047
left
join sysobjects htl on htl.parent_obj=d.id and d.xtype='f
'48left
join sysforeignkeys tony on htl.id=
tony.constid 
49where d.name=
@tablename
--這裡輸入包含表名稱的條件 
50order
byd.id, a.colorder 
51end
5253
go

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