SELECT ip, SUBSTRING_INDEX(ip, '-', 1) AS ipstart, SUBSTRING_INDEX(ip, '-', -1) AS ipend FROM orgip;本文为“技术点滴”的原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接及本声明。
MySQL按关键字截取字符串substring_index
发表评论
SELECT ip, SUBSTRING_INDEX(ip, '-', 1) AS ipstart, SUBSTRING_INDEX(ip, '-', -1) AS ipend FROM orgip;