Storage engines are software modules used by database management systems to create, read, and update data in databases. In MySQL, there are two types of storage engines: transactional and non-transactional. The default storage engine for MySQL prior to version 5.5 was MyISAM. For more explanation on this video: https://www.linuxhelp.com/how-to-change-mysql-default-storage-engine-on-rocky-linux-8-6