SQL去掉重复数据

1 SELECT vc_your_email,vc_our_ref_or_code
2       INTO #tmp
3       FROM( SELECT vc_your_email,vc_our_ref_or_code,ROW_NUMBER() OVER (PARTITION BY vc_your_email ORDER BY newid()) NUM FROM #ip_single_email_total
4       ) P WHERE NUM=1
原文地址:https://www.cnblogs.com/chaoyazhisi/p/7640716.html