public function select($select, $filters = array())
    {
        if (false === is_array($select)) {
            $newSelect = [ $select => $filters ];
        } else {
            $newSelect = [];
            foreach ($select as $key => $filters) {
                if (true === is_int($key) || '*' === $key) {
                    $newSelect[$filters] = [];
                } else {
                    $newSelect[$key] = $filters;
                }
            }
        }
        $this->select = $newSelect;

        return $this;
    }