示例：下载到 /tmp 目录
cd /tmp
wget https://dev.mysql.com/get/Downloads/MySQL-8.1/mysql-server_8.1.0-1ubuntu22.04_amd64.deb-bundle.tar
tar xvf mysql-server_8.1.0-1ubuntu22.04_amd64.deb-bundle.tar
sudo apt install libaio1 libmecab2 libnuma1 -y
sudo dpkg -i mysql-common_*.deb
sudo dpkg -i mysql-community-client-plugins_*.deb
sudo dpkg -i mysql-community-client-core_*.deb
sudo dpkg -i mysql-community-client_*.deb
sudo dpkg -i mysql-client_*.deb
sudo dpkg -i mysql-community-server-core_*.deb
sudo dpkg -i mysql-community-server_*.deb
sudo dpkg -i mysql-server_*.deb
配置远程用户
编辑 /etc/mysql/mysql.conf.d/mysqld.cnf，将 bind-address = 127.0.0.1 改为 bind-address = 0.0.0.0。
在 MySQL 中创建允许远程连接的用户：
sql
CREATE USER 'username'@'%' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON *.* TO 'username'@'%';
FLUSH PRIVILEGES;