docker里重装mysql

1.查看ubuntu下装了什么软件：

dpkg -l

2.删除mariadb：

apt-get autoremove --purge mariadb-server-10.0

apt-get remove mariadb-server

apt-get autoremove  mariadb-server

apt-get remove mysql-common

3.安装mysql

apt-get install mysql-server

4.更新密码

update user set password=password('new_password') where user='root'     

flush privileges;

5.启动mysql

 sudo /etc/init.d/mysql restart

6.外部连接：

grant all on *.* to root@"%" identified by "root";

flush privileges;