# File lib/aws/dynamo_db/attribute_collection.rb, line 400
      def values_at(*attributes)
        options = {}
        options = attributes.pop if attributes.last.kind_of?(Hash)

        return [] if attributes.empty?

        attributes.map! { |a| a.to_s }
        response_attributes =
          get_item(options, :attributes_to_get => attributes)

        values_from_response_hash(response_attributes).
          values_at(*attributes)
      end