sqlserver 2008 获取表属性

以下sql 为获取 sqlserver2008 一个数据库中所有表的信息，便于把数据库表信息导出为excel或者word做成数据库字典

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),
[允许空]=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 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='TableName'    --如果只查询指定表,加上此条件
order by a.id,a.colorder