public function Persist(Relational\Transaction $Transaction, Relational\ResultRow $ParentData, Relational\RelationshipChange $RelationshipChange)
{
if ($RelationshipChange->HasDiscardedRelationship() || $RelationshipChange->HasPersistedRelationship()) {
$this->ToOneRelation->Persist($Transaction, $ParentData, $RelationshipChange);
}
}