ActiveRecord::Pick

Backport of ActiveRecord::Calculations#pick for Rails 5 and 4.2 applications. https://github.com/rails/rails/pull/31941

Installation

Add this line to your application's Gemfile:

gem 'activerecord-pick'

And then execute:

$ bundle

Or install it yourself as:

$ gem install activerecord-pick

Usage

Account.order(:id).pick(:email) #=> "account@example.com"
Account.order(:id).pick(:email, :name) #=> ["account@example.com", "Account Name"]

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/activerecord-pick.

License

The gem is available as open source under the terms of the MIT License.