网友收藏mysql通过if判断插入的数据_mysql外键用if语句判断是否向表内添加数据-CSDN博客文章浏览阅读1.2k次。nickname = if(num>VALUES(num),values(nickname),nickname),num = if(num>VALUES(num),values(num),num);_mysql外键用if语句判断是否向表内添加数据... 2024-01-24 06:52 评论 0 阅读 阅读全文