摘要: 1 --场景1: 2 select pt, greatest(wm), least(wm) 3 from (select s.producttype pt, wm_concat(s.productid) wm 4 from sys_product s 5 group by s.producttype) 6 where pt ... 阅读全文
posted @ 2018-01-18 18:43 linbo.yang 阅读(256) 评论(0) 推荐(0) 编辑