更新apt 包:sudo apt-get update
安装MySQL 服务器:sudo apt-get install mysql-server
启动服务器:sudo systemctl start mysql
安全策略:sudo mysql_secure_installation
配置远程登录:
cd /etc/mysql/mysql.conf.d/ sudo vim mysqld.cnf #找到“bind-address=127.0.0.1”并将其改为“0.0.0.0”,表示允许所有 IP 地址连接

创建远程用户并授予所有权限
mysql -u root -p create user '用户名'@'%' IDENTIFIED BY '密码'; GRANT ALL PRIVILEGES ON *.* TO '用户名'@'%'; sudo systemctl restart mysql配置防火墙
sudo ufw allow 3306/tcp