private function _hasJoinMany(){
        foreach($this->getJoins() as $join){
            $element = $this->getBaseFace()->getElement($join->getPath());
            if($element->hasManyRelationship() || $element->hasManyThroughRelationship()){
                return true;
            }else{
                return false;
            }
        }
        return false;
    }