ActiveRecord Delegation module Delegation Ruby on Rails 4.1.16 Since v3.2.22.5 Last seen in v4.2.9 Available in: v3.2.22.5 v4.1.16 v4.2.9 Compare with: … v3.2.22.5 v4.2.9 No documentation comment. Namespace Modules ActiveRecord::Delegation::DelegateCache
