摘要: 1. 数据如下: 2. 有数据的情况: select DEPT, group_concat(distinct level) as level from content where NAME = '南京' group by dept select DEPT, case when level like 阅读全文
posted @ 2023-11-22 22:27 Avicii_2018 阅读(106) 评论(0) 推荐(0) 编辑