Execution example::

  select --table Users --query _key:tasukuchan --output_columns favorites.posted_by,favorites.comment
  # [
  #   [
  #     0, 
  #     1337566253.89858, 
  #     0.000355720520019531
  #   ], 
  #   [
  #     [
  #       [
  #         1
  #       ], 
  #       [
  #         [
  #           "favorites.posted_by", 
  #           "Users"
  #         ], 
  #         [
  #           "favorites.comment", 
  #           "ShortText"
  #         ]
  #       ], 
  #       [
  #         [
  #           "daijiro", 
  #           "OffGao"
  #         ], 
  #         [
  #           "マイクロブログ作ってみました（甘栗むいちゃいました的な感じで）。", 
  #           "@daijiro @tasukuchan 登録してみましたよー！"
  #         ]
  #       ]
  #     ]
  #   ]
  # ]
