public function updateVariantsRemind()
    {
        // check if it is parent article
        if (!$this->isVariant() && $this->_hasAnyVariant()) {
            $oDb = \OxidEsales\Eshop\Core\DatabaseProvider::getDb();
            $sOxId = $oDb->quote($this->getId());
            $sOxShopId = $oDb->quote($this->getShopId());
            $iRemindActive = $oDb->quote($this->oxarticles__oxremindactive->value);
            $sUpdate = "
                update oxarticles
                    set oxremindactive = $iRemindActive
                    where oxparentid = $sOxId and
                          oxshopid = $sOxShopId
            ";
            $oDb->execute($sUpdate);
        }
    }