[SQL]Table Description

时间：2010-11-29 来源：西煞魄工人

SQL Server 2005 生成表描述

写文章时常用

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,
例序號       =   A.COLORDER,
例名           =   A.NAME,
标识               =   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,
类型               =   B.NAME,
占用位元組數   =   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, ' '),
例描述       =   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
ORDER   BY
A.ID,A.COLORDER