摘要:
方法:1、not In2、Left join3、select * from tmptable1where (select count(1) from tmptable2 where tmptable1.agentid = tmptable2.agentid and tmptable1.phone = tmptable2.phone)=0 阅读全文
posted @ 2013-06-27 13:23
daixinet.com
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