method

only_columns

rails latest stable - Class: ActiveRecord::ModelSchema::ClassMethods

only_columns()

public

The list of columns names the model should allow. Only columns are used to define attribute accessors, and are referenced in SQL queries.

# File activerecord/lib/active_record/model_schema.rb, line 340
      def only_columns
        @only_columns || superclass.only_columns
      end