yum安装 MariaDB

yum install mariadb mariadb-server
systemctl start mariadb   #启动mariadb
systemctl enable mariadb  #设置开机自启动
mysql_secure_installation #设置root密码等相关
mysql -uroot -p           #测试登录

MariaDB 开启远程数据库访问

mysql -u root -p
use mysql;
grant all PRIVILEGES on *.* to root@'%' identified by '数据库密码';
flush privileges;