login to mysql to see what databases are there.
mysql -u root -p mysql> show databases; +----------------------+ | Database | +----------------------+ | information_schema | | DatabaseXY | | DatabaseXYZ | | mysql | | phpmyadmin | +----------------------+ 7 rows in set (0.00 sec)
information_schema, mysql and phpmyadmin are system „internal“ databases (where the MySQL users etc.) are stored. They are created per default.