安装

sudo apt-get update
sudo apt-get install mysql-server

设置root密码

ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'new_password';

FLUSH PRIVILEGES;

添加用户并设置远程可访问

添加用户并赋予权限

CREATE USER 'remote_user'@'%' IDENTIFIED BY 'Password@123';
GRANT ALL PRIVILEGES ON *.* TO 'remote_user'@'%' WITH GRANT OPTION;
FLUSH PRIVILEGES;

编辑配置文件

sudo nano /etc/mysql/my.cnf

修改 bind-address 配置项

[mysqld]
bind-address = 0.0.0.0

重启mysql

sudo service mysql restart

配置防火墙

sudo ufw allow 3306/tcp