This document provides an overview of MySQL, including its history and key features. MySQL was created in 1994 and is an open-source relational database management system. It has become very popular for powering websites and applications due to its low cost, ease of use, and ability to scale. The document discusses MySQL's open source licensing model and how it is the leading open-source database. It also outlines some of MySQL's advanced features available in MySQL Enterprise Edition, including security, encryption, authentication, and support offerings.