Answer posted by Dan Letecky [DayPilot] 7 years ago.
In PHP, you can modify the backend scripts (backend_events.php, backend_create.php) to work with your database. The DB connection properties can be found in _db.php.
The MVC version defines the data source in web.config and uses Linq to SQL to access the database (App_Code/Data/DayPilot.dbml).
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