partial void Deletepembelian_vaksin(pembelian_vaksin instance);
partial void Insertpembelian_vaksin(pembelian_vaksin instance);
partial void Updatepembelian_vaksin(pembelian_vaksin instance);
private void detach_pembelian_vaksins(pembelian_vaksin entity) { this.SendPropertyChanging(); entity.akun = null; }