# File lib/thinking_sphinx/attribute.rb, line 140
    def config_value(offset = nil, delta = false)
      if type == :multi
        multi_config = include_as_association? ? "field" :
          source_value(offset, delta).gsub(/\s+/m, " ").strip
        "uint #{unique_name} from #{multi_config}"
      else
        unique_name
      end
    end