/// <summary>
 /// Deprecated Method for adding a new object to the timetable_room_facility EntitySet. Consider using the .Add method of the associated ObjectSet&lt;T&gt; property instead.
 /// </summary>
 public void AddTotimetable_room_facility(timetable_room_facility timetable_room_facility)
 {
     base.AddObject("timetable_room_facility", timetable_room_facility);
 }
 /// <summary>
 /// Create a new timetable_room_facility object.
 /// </summary>
 /// <param name="building_ID">Initial value of the Building_ID property.</param>
 /// <param name="room_ID">Initial value of the Room_ID property.</param>
 /// <param name="facility_ID">Initial value of the Facility_ID property.</param>
 /// <param name="quantity">Initial value of the Quantity property.</param>
 public static timetable_room_facility Createtimetable_room_facility(global::System.String building_ID, global::System.String room_ID, global::System.Int32 facility_ID, global::System.Int32 quantity)
 {
     timetable_room_facility timetable_room_facility = new timetable_room_facility();
     timetable_room_facility.Building_ID = building_ID;
     timetable_room_facility.Room_ID = room_ID;
     timetable_room_facility.Facility_ID = facility_ID;
     timetable_room_facility.Quantity = quantity;
     return timetable_room_facility;
 }