1，
select obj.name
as 表名,
col.colorder as 序號 ,
col.name as 列名 ,
isnull(ep.[value], '') as 列說明 ,
t.name as 資料型別 ,
col.length as 長度 ,
isnull(columnproperty(col.id, col.name, 'scale'), 0) as 小數字數 ,
case when columnproperty(col.id, col.name, 'isidentity') = 1 then '√'
else ''
end as 標識 ,
case when exists ( select 1
from dbo.sysindexes si
inner join dbo.sysindexkeys sik on si.id = sik.id
and si.indid = sik.indid
inner join dbo.syscolumns sc on sc.id = sik.id
and sc.colid = sik.colid
inner join dbo.sysobjects so on so.name = si.name
and so.xtype = 'pk'
where sc.id = col.id
and sc.colid = col.colid ) then '√'
else ''
end as 主鍵 ,
case when col.isnullable = 1 then '√'
else ''
end as 允許空 ,
isnull(comm.text, '') as 預設值
from dbo.syscolumns col
left join dbo.systypes t on col.xtype = t.xusertype
inner join dbo.sysobjects obj on col.id = obj.id
and obj.xtype = 'u'
and obj.status >= 0
left join dbo.syscomments comm on col.cdefault = comm.id
left join sys.extended_properties ep on col.id = ep.major_id
and col.colid = ep.minor_id
and ep.name = 'ms_description'
left join sys.extended_properties eptwo on obj.id = eptwo.major_id
and eptwo.minor_id = 0
and eptwo.name = 'ms_description'
--where obj.name = 'scene_project_product_station_product_check_detail_extend'--表名
order by obj.name ;
2，select
sysobjects.name as 表名稱 ,
syscolumns.name as 欄位名稱 ,
systypes.name as 字段型別 ,
syscolumns.length as 字段長度 ,
isnull(columnproperty(syscolumns.id, syscolumns.name,'scale'), 0) as 小數字數 ,
case when syscolumns.isnullable=0
then ''
else ' √ '
end as 是否為空 ,
case when syscomments.text is null
then '' else syscomments.text
end as 預設值 ,
case when columnproperty(syscolumns.id, syscolumns.name, 'isidentity')= 1
then ' √ ' else ''
end as 遞增字段 ,
case when sysindexes.name is null
then ''
else sysindexes.name
end as 索引名稱 ,
case when sysindexkeys.keyno is null
then ''
else convert(varchar(10),sysindexkeys.keyno )
end as 索引位置 ,
case when sysindexes.indid=1
then ' 聚集索引 '
when sysindexes.indid>1 and sysindexes.indid<>255
then ' 非聚集索引 '
when sysindexes.indid is null
then ''
else
' 其他 '
end as 索引型別 ,
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 = syscolumns.id and colid = syscolumns.colid)))
then ' √ ' else ''
end as 主鍵 ,
case when sysforeignkeys.constid is null
then ''
else ' √ '
end as 外健
from syscolumns -- 資料表字段
inner join sysobjects -- 資料物件
on sysobjects.id = syscolumns.id
inner join systypes -- 資料型別
on syscolumns.xtype = systypes.xtype
left outer join sys.extended_properties properties -- 字段屬性資訊
on syscolumns.id = properties.major_id
and syscolumns.colid = properties.minor_id
left outer join sys.extended_properties sysproperties -- 表屬性資訊
on sysobjects.id = sysproperties.major_id
and sysproperties.minor_id = 0
left outer join syscomments -- 注釋資訊
on syscolumns.cdefault = syscomments.id
left outer join sysindexkeys -- 索引中的鍵或列的資訊
on sysindexkeys.id = syscolumns.id
and sysindexkeys.colid = syscolumns.colid
left outer join sysindexes -- 資料庫 索引表
on sysindexes.id = sysindexkeys.id
and sysindexes.indid = sysindexkeys.indid
left outer join sysforeignkeys
on sysforeignkeys.fkeyid = syscolumns.id
and sysforeignkeys.fkey = syscolumns.colid
where (sysobjects.xtype = 'u')
order by sysobjects.id,syscolumns.colid
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