PHPMyAdmin 2.11.0 was just released.
it is one of the best or I may say it is the best Web Based MySQL Administration tool.
it allows you to do virtually anything that you may need on MySQL engine.
Screen Shots : http://linux.softpedia.com/progScreenshots/phpMyAdmin-Screenshot-77.html
Demo URL : http://www.phpmyadmin.net/home_page/demos.php
Download Link : http://www.phpmyadmin.net/home_page/downloads.php