WHAT IS MYSQL ?

MySQL is an open source RDBMS that relies on SQL for processing the data in the database.MySQL is most commonly used for Web applications and for embedded applications and has become a popular alternative to proprietary database systems because of its speed and reliability. MySQL can run on UNIX, Windows and Mac OS.MySQL is an open source database software based on the SQL vocabulary which can be employed in combination with most server-side languages, but which is most commonly employed with PHP.