protected function enrichWithManyField(&$idToData, $manyField)
    {
        $queryBuilder     = $this->database->createQueryBuilder();
        $nameField        = $this->definition->getSubTypeField($manyField, 'many', 'nameField');
        $thisField        = $this->definition->getSubTypeField($manyField, 'many', 'thisField');
        $thatField        = $this->definition->getSubTypeField($manyField, 'many', 'thatField');
        $entity           = $this->definition->getSubTypeField($manyField, 'many', 'entity');
        $entityDefinition = $this->definition->getService()->getData($entity)->getDefinition();
        $entityTable      = $entityDefinition->getTable();
        $nameSelect       = $nameField !== null ? ', t2.`'.$nameField.'` AS name' : '';
        $queryBuilder
            ->select('t1.`'.$thisField.'` AS this, t1.`'.$thatField.'` AS id'.$nameSelect)
            ->from('`'.$manyField.'`', 't1')
            ->leftJoin('t1', '`'.$entityTable.'`', 't2', 't2.id = t1.`'.$thatField.'`')
            ->where('t1.`'.$thisField.'` IN (?)')
        ;
        $this->addSoftDeletionToQuery($entityDefinition, $queryBuilder);
        $queryBuilder->setParameter(0, array_keys($idToData), Connection::PARAM_STR_ARRAY);
        $queryResult    = $queryBuilder->execute();
        $manyReferences = $queryResult->fetchAll(\PDO::FETCH_ASSOC);
        foreach ($manyReferences as $manyReference) {
            $entityId = $manyReference['this'];
            unset($manyReference['this']);
            $idToData[$entityId][$manyField][] = $manyReference;
        }
    }