MariaDB

MariaDB An enhanced, drop-in replacement for MySQL.

In Gentoo, is the default package for items that depend on.

Emerge
Install :

Service
To have the database(s) started automatically at boot, add it to the default runlevel:

If the database is configured, start the service:

Preliminary configuration
Gentoo MariaDB package maintainers will help you set up MariaDB through the configuration option in the ebuild.

The configuration will create a database, set proper permissions, and assist you in creating a secure root password (this is for the MariaDB root account, which is not related to the Linux root account).

In-database configuration
When the database is set up and running, connect to MariaDB using the mysql client application.

External resources

 * MariaDB official documentation
 * MariaDB VS MySQL features
 * MariaDB VS MySQL compatibility
 * Moving from MySQL