摘要:
--联表修改 update xyzrb set xyzrb.xy_card=tablsb.card from xyzrb left join tablsb on xyzrb.xybh=tablsb.xybh --取重复数据的各最大一条 select x.comment as comment,x.fidcoachid as fidcoachid from xcb_comment x rig... 阅读全文
posted @ 2017-02-09 14:53
盗梦笔记
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