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#2
word1232016-07-08 11:07
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select d.payrefno,d.certino,d.appliname,d.payreffee,d.currency2,d.accountcode,d.custombankname from prpjpay d
select h.payrefno,h.voucherno from intfmain h
select y.coresys_voucher_no,y.acvoucherno from sumary y
要从上面红色字体的三张表中查询以下字段:d.certino,d.appliname,d.payreffee,d.currency2,d.accountcode,d.custombankname,y.acvoucherno。怎么查询才不会出现重复的记录。