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,
字段序号 = A.colorder,
字段名 = A.name

,
字段说明 = isnull(G.[value],''),
标识 = Case When COLUMNPROPERTY( A.id,A.name

,'IsIdentity')=1 Then '√'Else '' End,
主键 = 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,
类型 = B.name

,
占用字节数 = A.Length,
长度 = COLUMNPROPERTY(A.id,A.name

,'PRECISION'),
小数位数 = isnull(COLUMNPROPERTY(A.id,A.name

,'Scale'),0),
允许空 = Case When A.isnullable=1 Then '√'Else '' End,
默认值 = isnull(E.Text,'')
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

like 'T_YW_DM%' --如果只查询指定表,加上此条件
Order By
D.name

,A.colorder