MySQL is a popular open-source database management system that helps users store, organize, and retrieve data efficiently. It uses a structured query language (SQL) to communicate with the database, making it easy for developers to create, read, update, and delete data. Many websites and applications rely on MySQL for managing their data due to its reliability and speed. One of the key features of MySQL is its ability to handle large amounts of data while maintaining performance. It supports various platforms and can be integrated with programming languages like PHP and Python. This versatility makes MySQL a favorite choice for developers and businesses alike.