Mysql insert on update

数据库 Mysql

INSERT INTO table (column_list)
VALUES (value_list)
ON DUPLICATE KEY UPDATE
c1 = v1, 
c2 = v2,
...;

尝试把数据插入表，如果主键冲突的话那么更新字段

参考自

http://www.mysqltutorial.org/mysql-insert-or-update-on-duplicate-key-update/