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查询和删除表中重复数据sql语句 2008-07-07 15:13 1、查询表中重复数据。select * from peoplewhere peopleId in (select peopleId from people group by peopleId having count(peo... 阅读全文
posted @ 2008-12-31 11:37
@努力的蜗牛@
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2008年12月31日