$c->pg_connect = 'dbname=davical user=davical_app port=5433 host=somehost password=mypass';
The application will attempt to connect to the database, successively applying connection parameters from the array in
$c->pg_connect. This mandatory setting is used by both, the web interface but also the CALDAV server. If no host is specified, "localhost" is assumed.
Available from DAViCal version: All versions and later