ActiveRecord Calculations module Calculations Ruby on Rails 3.2.22.5 Available in: v2.2.3 v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2 Compare with: (choosing a version navigates to the comparison) Choose a version v2.2.3 · same v2.3.18 · same v3.0.20 · same v3.1.12 · same v4.0.13 · same v4.1.16 · same v4.2.9 · same v5.2.8.1 · same v6.0.6 · same v6.1.7.10 · same v7.0.10 · same v7.1.6 · changed v7.2.3 · changed v8.0.4 · changed v8.1.2 · changed No documentation comment. Methods (defined here) # average # calculate # count # maximum # minimum # pluck # sum Private methods (9) Show private methods Implementation detail — not part of the public API. # aggregate_column # build_count_subquery # column_alias_for # column_for # operation_over_aggregate_column # perform_calculation # select_for_count # type_cast_calculated_value # type_cast_using_column On this page Methods Private methods (9) 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.