# File lib/thinking_sphinx/configuration.rb, line 252
    def models_by_crc
      @models_by_crc ||= begin
        ThinkingSphinx.context.indexed_models.inject({}) do |hash, model|
          hash[model.constantize.to_crc32] = model
          Object.subclasses_of(model.constantize).each { |subclass|
            hash[subclass.to_crc32] = subclass.name
          }
          hash
        end
      end
    end