ubuntu在线安装mariadb

apt-get update

apt-cache search "mariadb"

apt install mariadb-server

service  mariadb  status

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[root@localhost ~] mysql -u root
MariaDB [(none)]> use mysql;
MariaDB [mysql]> UPDATE mysql.user SET password = PASSWORD('newpassward') WHERE user = 'root';
MariaDB [mysql]> FLUSH PRIVILEGES;

如果不是超管登录的系统，在命令行前 加sudo。尤其是 mysql -u root