Ubuntu20.04安装MySQL8.0

Ubuntu20.04安装MySQL8.0
安装MySQL8.0
sudo apt-get install mysql-server

执行安装脚本
sudo mysql_secure_installation

VALIDATE PASSWORD PLUGIN can be used to test passwords...
Press y|Y for Yes, any other key for No: N (我的选项)

Please set the password for root here...
New password: (输入密码)
Re-enter new password: (重复输入)

By default, a MySQL installation has an anonymous user,
allowing anyone to log into MySQL without having to have
a user account created for them...
Remove anonymous users? (Press y|Y for Yes, any other key for No) : Y (我的选项)

Normally, root should only be allowed to connect from
'localhost'. This ensures that someone cannot guess at
the root password from the network...
Disallow root login remotely? (Press y|Y for Yes, any other key for No) : N (我的选项)

By default, MySQL comes with a database named 'test' that
anyone can access...
Remove test database and access to it? (Press y|Y for Yes, any other key for No) : Y(我的选项)

Reloading the privilege tables will ensure that all changes
made so far will take effect immediately.
Reload privilege tables now? (Press y|Y for Yes, any other key for No) : Y (我的选项)
配置远程访问
sudo vim /etc/mysql/mysql.conf.d/mysqld.cnf 注释掉

bind-address = 127.0.0.1
imysqlx-bind-address = 127.0.0.1
配置远程账户 sudo mysql -uroot -p
应先创建新用户 create user 'root'@'%' identified by '密码';
执行授权 GRANT ALL PRIVILEGES ON *.* TO 'root'@'%';
刷新 flush privileges;
授权远程 ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '密码';
刷新 flush privileges;
重启mysql服务
sudo systemctl restart mysql