所以今天我安装了 MariaDB，所以我可以通过 phpmyadmin 登录，显然它不起作用所以我删除了它，再试了四次，但我失败了。决定改用 MySQL 服务器。删除 MariaDB 后我无法安装它。
这是我正在尝试做的事情和输出：
shavit@dedi:~$ sudo apt-get install mysql-server
[sudo] password for shavit:
Reading package lists... Done
Building dependency tree
Reading state information... Done
mysql-server is already the newest version (5.7.12-0ubuntu1).
0 to upgrade, 0 to newly install, 0 to remove and 0 not to upgrade.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] y
Setting up mysql-server-5.7 (5.7.12-0ubuntu1) …