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