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1. ActiveModel::Serializer for ActiveMo... ActiveModel::Serializer for ActiveModel::Model

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   # ActiveModel::SerializerをActiveModel::Modelで使う

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   class Model < ApplicationRecord

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   end

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2. Railsでパーティショニング Railsでパーティショニング

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   # Gem

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   gem 'composite_primary_keys'

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   # 複合keyの設定の為、idのprimary_keyを解除して、複合keyでindex追加

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   class CreatePageviews < ActiveRecord::Migration

3. Enum I18n Enum I18n

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   module EnumI18n

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     extend ActiveSupport::Concern

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     included do

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       after_initialize :set_enum_text

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     end

4. circleci-ruby-linter circleci-ruby-linter Public

   CircleCI orb for Ruby Linter

   Shell 1 1

5. enum-i18n enum-i18n Public archive

   Enum attributes with I18n and ActiveRecord support

   Ruby 2