relation

# File activerecord/lib/active_record/core.rb, line 289
      def relation # :nodoc:
        relation = Relation.create(self, arel_table, predicate_builder)

        if finder_needs_type_condition? && !ignore_default_scope?
          relation.where(type_condition).create_with(inheritance_column.to_sym => sti_name)
        else
          relation
        end
      end