class method self.inheritance_column=

# File activerecord/lib/active_record/model_schema.rb, line 150
    included do
      class_attribute :primary_key_prefix_type, instance_writer: false
      class_attribute :table_name_prefix, instance_writer: false, default: ""
      class_attribute :table_name_suffix, instance_writer: false, default: ""
      class_attribute :schema_migrations_table_name, instance_accessor: false, default: "schema_migrations"
      class_attribute :internal_metadata_table_name, instance_accessor: false, default: "ar_internal_metadata"
      class_attribute :pluralize_table_names, instance_writer: false, default: true
      class_attribute :implicit_order_column, instance_accessor: false
      class_attribute :immutable_strings_by_default, instance_accessor: false

      class_attribute :inheritance_column, instance_accessor: false, default: "type"
      singleton_class.class_eval do
        alias_method :_inheritance_column=, :inheritance_column=
        private :_inheritance_column=
        alias_method :inheritance_column=, :real_inheritance_column=
      end

      self.protected_environments = ["production"]

      self.ignored_columns = [].freeze

      delegate :type_for_attribute, :column_for_attribute, to: :class

      initialize_load_schema_monitor
    end