partial void DeletePAYMENT(PAYMENT instance);
partial void UpdatePAYMENT(PAYMENT instance);
private void detach_PAYMENTs(PAYMENT entity)
{
this.SendPropertyChanging();
entity.USER = null;
}
partial void InsertPAYMENT(PAYMENT instance);
private void attach_PAYMENTs(PAYMENT entity)
{
this.SendPropertyChanging();
entity.USER = this;
}