You can install phpMyAdmin from the MySQL administration page after you set up your database. Learn how.
To install phpMyAdmin:
Create & Update Tab: MySQL Database Link
MySQL Install Admin Tool Link
PhpMyAdmin Installation/Upgrade Agreement
Note: To simplify your ongoing file management, we recommend that you install phpMyAdmin in a unique directory with an easily identifiable name, such as phpmyadmin or mysql_admin.
PhpMyAdmin Installation: Choose or Create Directory
PhpMyAdmin Installation Confirmation Message
After you install phpMyAdmin, you can access the tool anytime by visiting your phpMyAdmin home page at http://www.yourdomain.com/subdirectory/, replacing yourdomain.com with your own domain name and subdirectory with the name of the site folder in which your phpMyAdmin files are installed. You'll be asked to sign in using your MySQL user name and password.
Yahoo! does not offer any technical support or a warranty with phpMyAdmin. For assistance and more information, please visit the phpMyAdmin Project.