# Welcome to Ercole Documentation
# Main functionalities
Licensing always under control Take care about your Oracle Database installation and prevent the usage of unathorized licenses.
Proactive database optimization All interesting Oracle advisory output pre-elaborated and in a single point.
RMAN Backup policy Plan your RMAN backup policy in the best way.
PSU and RU advisor Plan your PSU and RU patching lifecycle.
Database server CPU and storage capacity Find your over allocated DB server and use the licenses where you really need them.
Auto filling of LMS Oracle audit file Have you ever tried to fill this complicated file? Ercole does it in one click.