phpMyAdmin is a web based database administration tool specifically for managing MySQL databases. Once you click on the phpMyAdmin link on the cPanel dashboard, phpMyAdmin will automatically load in a new window. First select the database you want to manage from the "Database" drop down menu. Then you can begin using all the functions and features phpMyAdmin has to offer in this advanced, yet easy to use web based database administration tool.
To learn how to use all of the phpMyAdmin features available, visit http://www.phpmyadmin.net/home_page/index.php.