Execution example::

  suggest --table item_query --column kana --types suggest --frequency_threshold 1 --query search
  # [
  #   [
  #     0,
  #     1337566253.89858,
  #     0.000355720520019531
  #   ],
  #   {
  #     "suggest": [
  #       [
  #         2
  #       ],
  #       [
  #         [
  #           "_key",
  #           "ShortText"
  #         ],
  #         [
  #           "_score",
  #           "Int32"
  #         ]
  #       ],
  #       [
  #         "search engine",
  #         1
  #       ],
  #       [
  #         "web search realtime",
  #         1
  #       ]
  #     ]
  #   }
  # ]
