private void detach_Appointments(Appointment entity)
		{
			this.SendPropertyChanging();
			entity.Position = null;
		}
 partial void DeleteAppointment(Appointment instance);
 partial void InsertAppointment(Appointment instance);
 partial void UpdateAppointment(Appointment instance);
		private void detach_Appointments(Appointment entity)
		{
			this.SendPropertyChanging();
			entity.EmployeeInfo = null;
		}