src/MetaModel.php
public function findVariantBase($objFilter)
    {
        $objNewFilter = $this->copyFilter($objFilter);

        $idList = $this
            ->getConnection()
            ->createQueryBuilder()
            ->select('id')
            ->from($this->getTableName())
            ->where('varbase=1')
            ->execute()
            ->fetchAll(\PDO::FETCH_COLUMN);

        $objNewFilter->addFilterRule(new StaticIdList($idList));
        return $this->findByFilter($objNewFilter);
    }
public function findVariantBase($objFilter)
    {
        $objNewFilter = $this->copyFilter($objFilter);

        $idList = $this
            ->getConnection()
            ->createQueryBuilder()
            ->select('id')
            ->from($this->getTableName())
            ->where('varbase=1')
            ->execute()
            ->fetchAll(\PDO::FETCH_COLUMN);

        $objNewFilter->addFilterRule(new StaticIdList($idList));
        return $this->findByFilter($objNewFilter);
    }
{@inheritdoc}