The Plesk is a commercial web hosting platform. It is originally designed in Novosibirsk, Russia, the hosting automation software was released by the Herndon, Va. company Plesk Inc. In the spring of 2001 Plesk 1.0 was tested by Blue Host predecessor Interliant and put into a live web hosting environment. The following command is used to set the number of MySQL databases available for the subscription example.com to unlimited,
Command:
subscription_settings.exe -u example.com -max_mysql_db -1