partial void Deleteschedule(schedule instance);
 partial void Updateschedule(schedule instance);
		private void detach_schedules(schedule entity)
		{
			this.SendPropertyChanging();
			entity.room = null;
		}
 partial void Insertschedule(schedule instance);
		private void attach_schedules(schedule entity)
		{
			this.SendPropertyChanging();
			entity.room = this;
		}