mysql5.5 升級到 5.7 的坑

1.大概思路，docker 新啟一個mysql5.7 端口映射到3307

2. 導出5.5 的.sql文件，導入5.7中

3.測試通過后，可將5.5關閉。5.7端口改回3306

GRANT ALL PRIVILEGES ON *.* TO root@"%" IDENTIFIED BY "**";

坑記錄：

1.在[mysqld] 下面加上sql_mode=

2.max_allowed_packet=16M

鏈接

一個外鍵的錯誤，記不清了

https://blog.csdn.net/SmallYard/article/details/73593853

 

[Err] 2006 - MySQL server has gone away

https://blog.csdn.net/defonds/article/details/45129953