Account Management Statements
MySQL account information is stored in the tables of the MariaDB database. This database and the access control system are discussed extensively in , MySQL Server Administration, which you should consult for additional details.Important
Some releases of MariaDB introduce changes to the structure of the grant tables to add new privileges or features. Whenever you update to a new version of MySQL, you should update your grant tables to make sure that they have the current structure so that you can take advantage of any new capabilities. See , "mysql_upgrade - Check Tables for MariaDB Upgrade".