sql server2000导出表结构说明

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,   
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),   
答应空=case when a.isnullable=1 then ‘√‘else ‘‘ end,   
默认值=isnull(e.text,‘‘),   
字段说明=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 sysproperties g on a.id=g.id and a.colid=g.smallid   
left join sysproperties f on d.id=f.id and f.smallid=0   
--where d.name=‘要查询的表‘ --假如只查询指定表,加上此条件   
order by a.id,a.colorder