摘要: 题目:求每个name对应的数量都大于3的信息 SELECT tt.name FROM ( SELECT c.* FROM ceshi c WHERE c.number >=3 AND NOT EXISTS( SELECT 1 FROM ceshi a WHERE a.number < 3 AND c 阅读全文
posted @ 2019-08-09 12:02 多测师_王sir 阅读(284) 评论(0) 推荐(0) 编辑