The most common reason for needing a database is when a customer is using a Content Management System (CMS) such as WordPress, Joomla, or osCommerce. A database acts as the brains of the website. Anytime you make a change to your website your database is what remembers the change or update. If you need assistance with a database we have many articles that can assist you with everything from creating a database, making a back up, and managing your database users.