It is a database system that follows the RDBMS (Relational Database Management System) model.
It is available as open-source.
It helps store, retrieve, and manage data using SQL (Structured Query Language).
It also stores data in tables using rows and columns.
It also works with different programming languages, including PHP, Java, Python, C++, and many more.
It is commonly used in web applications such as WordPress, Joomla, Drupal, and many custom-built websites.