partial void DeleteKat_zach(Kat_zach instance);
partial void UpdateKat_zach(Kat_zach instance);
private void detach_Kat_zach(Kat_zach entity) { this.SendPropertyChanging(); entity.TypeKatZach = null; }
partial void InsertKat_zach(Kat_zach instance);
private void attach_Kat_zach(Kat_zach entity) { this.SendPropertyChanging(); entity.TypeKatZach = this; }