SELECT
表名 = case when a.colorder=1 then d.name else ” end,
表說明 = case when a.colorder=1 then isnull(f.value,”) else ” end,
欄位序號 = a.colorder,
欄位名 = a.name,
標識 = case when COLUMNPROPERTY( a.id,a.name,’IsIdentity’)=1 then ‘√’else ” end,
主鍵 = case when exists(SELECT 1 FROM sysobjects where xtype=’PK’ and parent_obj=a.id 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,
型別 = b.name,
佔用位元組數 = a.length,
長度 = COLUMNPROPERTY(a.id,a.name,’PRECISION’),
小數位數 = isnull(COLUMNPROPERTY(a.id,a.name,’Scale’),0),
允許空 = case when a.isnullable=1 then ‘√’else ” end,
預設值 = isnull(e.text,”),
欄位說明 = 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=’tab_user’ –如果只查詢指定表,加上此條件
order by
a.id,a.colorder

================================

SELECT
tableName = case when a.colorder=1 then d.name else ” end,
tableNameDescribe = case when a.colorder=1 then isnull(f.value,”) else ” end,
fieldNo = a.colorder,
fieldName = a.name,
isKey = case when COLUMNPROPERTY( a.id,a.name,’IsIdentity’)=1 then ‘√’else ” end,
isKeyMain = case when exists(SELECT 1 FROM sysobjects where xtype=’PK’ and parent_obj=a.id 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,
fieldType = b.name,
fieldByteLength = a.length,
fieldLength = COLUMNPROPERTY(a.id,a.name,’PRECISION’),
pointDigits = isnull(COLUMNPROPERTY(a.id,a.name,’Scale’),0),
allowEmpty = case when a.isnullable=1 then ‘√’else ” end,
fieldDefault = isnull(e.text,”),
fieldDescript = 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=’ElearningUser’
order by
a.id,a.colorder