private void detach_PaymentDetails(PaymentDetail entity)
{
this.SendPropertyChanging();
entity.Payer = null;
}
partial void DeletePaymentDetail(PaymentDetail instance);
partial void InsertPaymentDetail(PaymentDetail instance);
partial void UpdatePaymentDetail(PaymentDetail instance);
private void attach_PaymentDetails(PaymentDetail entity)
{
this.SendPropertyChanging();
entity.Bill = this;
}