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2015年8月20日

摘要: select id, addr, riqi, row_number()over (partition by riqi order by riqi) as paixufrom (select 1 id,'AA' addr,20150101 as riqi from dualunion allselec... 阅读全文
posted @ 2015-08-20 22:32 xmanman 阅读(120) 评论(0) 推荐(0)