define_method_attribute

# File activerecord/lib/active_record/attribute_methods/read.rb, line 38
          def define_method_attribute(attr_name)
            if serialized_attributes.include?(attr_name)
              define_read_method_for_serialized_attribute(attr_name)
            else
              define_read_method(attr_name, attr_name, columns_hash[attr_name])
            end

            if attr_name == primary_key && attr_name != "id"
              define_read_method('id', attr_name, columns_hash[attr_name])
            end
          end