By Tumayun.

Rails separate read and write.

• Ruby >= 2.0.0
• Rails >= 4.1.0

Put this line in your Gemfile:

gem 'master_slave'

Then bundle:

% bundle

1. Run command bundle exec rails g master_slave:config.

2. Modify config/shards.yml.

Class User < ActiveRecord::Base
  ...
end

ActiveRecord::Base.slave do
  User.all
end

ActiveRecord::Base.using(:slave_name) do
  User.all
end

Feel free to message me on Github (tumayun) or Gmail (tumayun.2010@gmail.com).

• Fork, fix, then send me a pull request.