private function fetchExisting($table, $parentId)
    {
        // Keep the sorting value.
        $this->startSort       = 0;
        $this->knownAttributes = [];

        $alreadyExisting = $this
            ->connection
            ->createQueryBuilder()
            ->select('*')
            ->from($table)
            ->where('pid=:pid')
            ->setParameter('pid', $parentId)
            ->orderBy('sorting')
            ->execute();

        foreach ($alreadyExisting->fetchAll(\PDO::FETCH_ASSOC) as $item) {
            $this->knownAttributes[$item['attr_id']] = $item;
            $this->startSort                         = $item['sorting'];
        }

        return $this->knownAttributes;
    }
private function fetchExisting($table, $parentId)
    {
        // Keep the sorting value.
        $this->startSort       = 0;
        $this->knownAttributes = [];

        $alreadyExisting = $this
            ->connection
            ->createQueryBuilder()
            ->select('*')
            ->from($table)
            ->where('pid=:pid')
            ->setParameter('pid', $parentId)
            ->orderBy('sorting')
            ->execute();

        foreach ($alreadyExisting->fetchAll(\PDO::FETCH_ASSOC) as $item) {
            $this->knownAttributes[$item['attr_id']] = $item;
            $this->startSort                         = $item['sorting'];
        }

        return $this->knownAttributes;
    }
private function fetchExisting ( $ table , $ parentId ) { // Keep the sorting value. $ this -> startSort = 0 ; $ this -> knownAttributes = [ ] ; $ alreadyExisting = $ this -> connection -> createQueryBuilder ( ) -> select ( '*' ) -> from ( $ table ) -> where ( 'pid=:pid' ) -> setParameter ( 'pid' , $ parentId ) -> orderBy ( 'sorting' ) -> execute ( ) ; foreach ( $ alreadyExisting -> fetchAll ( \ PDO :: FETCH_ASSOC ) as $ item ) { $ this -> knownAttributes [ $ item [ 'attr_id' ] ] = $ item ; $ this -> startSort = $ item [ 'sorting' ] ; } return $ this -> knownAttributes ; }
Fetch existing entries.

@param string $table    The table name to fetch from.
@param string $parentId The parent id.

@return array
Fetch existing entries .