ActiveRecord Inheritance ClassMethods module ClassMethods Ruby on Rails 4.0.13 Since v3.2.22.5 Available in: v3.2.22.5 v4.0.13 v4.1.16 v4.2.11.3 v5.0.7.2 v5.1.7 v5.2.8.1 v6.0.6.1 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3.2 v8.0.5.1 v8.1.3.1 edge Compare with: (choosing a version navigates to the comparison) Choose a version v3.2.22.5 · same v4.1.16 · same v4.2.11.3 · same v5.0.7.2 · same v5.1.7 · same v5.2.8.1 · same v6.0.6.1 · same v6.1.7.10 · same v7.0.10 · same v7.1.6 · same v7.2.3.2 · same v8.0.5.1 · same v8.1.3.1 · same edge · same No documentation comment. Attributes ActiveRecord::Inheritance::ClassMethods#abstract_class Methods (defined here) # abstract_class? # base_class # compute_type # descends_from_active_record? # new # sti_name # symbolized_base_class # symbolized_sti_name Private methods (6) Show private methods Implementation detail — not part of the public API. # discriminate_class_for_record # find_sti_class # subclass_from_attributes # subclass_from_attributes? # type_condition # using_single_table_inheritance? On this page Attributes Methods Private methods (6) Support Bug Reports can be filed for the Ruby on Rails project on GitHub. Feature requests should be discussed on the rubyonrails-core forum. License Released under the MIT license.