MySQL is the world's most popular open source database. With its proven performance, reliability and ease-of-use, MySQL has become the leading database choice for web-based applications, used by high profile web properties including Facebook, Twitter, YouTube, Yahoo! and many more. Oracle drives MySQL innovation, delivering new capabilities to power next generation web, cloud, mobile and embedded applications. MySQL, the most popular Open Source SQL database management system, is developed, distributed, and supported by Oracle Corporation. The MySQL Web site (http://www.mysql.com/) provides the latest information about MySQL software. Its some common features are- 1. MySQL is a database management system. 2. MySQL databases are relational. 3. MySQL software is Open Source. 4. The MySQL Database Server is very fast, reliable, scalable, and easy to use. 5. MySQL Server works in client/server or embedded systems. 6. A large amount of contributed MySQL software is available.