PHP is a fast and feature-rich open source scripting language used to develop Web Applications or Internet / Intranet Applications. MySQL is a powerful open source database server built based on a relational database management system (RDBMS) and is capable of handling a large concurrent database connection.When combined together, talented PHP and MySQL developers can build very powerful and scalable Web / Internet / Intranet Applications. PHP and MySQL is built so that anyone with a minimum amount of programming knowledge can put together a browser based web .