SqlServer实现oracle10g的 wmsys.wm_concat()

-- 查询处理 
--SQL2005中的方法2 
create table tb(id int, value varchar(10))
insert into tb values(1, 'aa')
insert into tb values(1, 'bb')
insert into tb values(2, 'aaa')
insert into tb values(2, 'bbb')
insert into tb values(2, 'ccc')
go 

select id, [values]=stuff((select ','+[value] from tb t where id=tb.id for xml path('')), 1, 1, '')
from tb
group by id

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转载自tanyongbing.iteye.com/blog/2084396