怎么导出SQL所有用户表的字段信息

时间:2007-01-04 10:18:56   来源:  作者:whsong  点击:次  出处:技术无忧
关键字:怎么

请使用这样一条Sql语句,试试吧!

SELECT

    (case when a.colorder=1 then d.name else '' end)表名,

    a.colorder 字段序号,

    a.name 字段名,

    (case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) 标识,

    (case when (SELECT count(*)

    FROM sysobjects

    WHERE (name in

          (SELECT name

          FROM sysindexes

          WHERE (id = a.id) AND (indid in

                (SELECT indid

                FROM sysindexkeys

                WHERE (id = a.id) AND (colid in

                      (SELECT colid

                      FROM syscolumns

                      WHERE (id = a.id) AND (name = a.name))))))) AND

        (xtype = 'PK'))>0 then '√' else '' end) 主键,

    b.name 类型,

    a.length 占用字节数,

    COLUMNPROPERTY(a.id,a.name,'PRECISION') as 长度,

    isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小数位数,

    (case when a.isnullable=1 then '√'else '' end) 允许空,

    isnull(e.text,'') 默认值,

    isnull(g.[value],'') AS 字段说明  


FROM syscolumns a left join systypes b

on a.xtype=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 sysproperties g

on a.id=g.id AND a.colid = g.smallid

order by a.id,a.colorder

http://www.cnblogs.com/tuyile006/archive/2006/09/27/516289.html

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