ActiveRecord Calculations ClassMethods module ClassMethods Ruby on Rails 2.3.18 Since v2.2.3 Last seen in v2.3.18 Available in: v2.2.3 v2.3.18 Compare with: … v2.2.3 No documentation comment. Methods (defined here) # average # calculate # construct_count_options_from_args # count # maximum # minimum # sum Private methods (5) Implementation detail — not part of the public API. # column_alias_for # column_for # type_cast_calculated_value # type_cast_using_column # validate_calculation_options
