去重复
摘要:
use yueshang go select a.al_id,a.al_accountsid from accountslog as a inner join(select al_id=min(al_id) from accountslog group by al_accountsid) as b on a.al_id=b.al_id select * from accountslog w... 阅读全文
posted @ 2008-01-25 08:48 zyq520 阅读(131) 评论(0) 推荐(0)
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