when made these changes data has been inserted in database but schedule are not shown on the calendar index.
// use sqlite
// use MySQL
I recommend checking the HTTP calls to the API (especially work_order_resources.php and work_order_list.php) in the browser developer console (Network tab).
Make sure that the response includes the correct JSON string with resource/event data. You might see a DB-related error instead. In that case, the error details should point you in the right direction.