phpMyAdmin is an open source web-based client, written in PHP, to control MySQL and MariaDB databases.
There are other administrative programs to manage the databases, but the popularity of phpMyAdmin is undeniable.
With phpMyAdmin, you’re free to administer databases as many as you need through your internet tool.

phpMyAdmin is usually used to work with WordPress databases.
phpMyAdmin can backup your database too, which is a very important thing to do.
Thats why you’d be smart to perform database backups regularly, especially before you update WordPress.

There are also many tutorials from other sites that youll probably want to check out.
Also, PHP and MySQL are required to run phpMyAdmin.