Execution example::

  table_create Entries TABLE_NO_KEY
  # [[0,1337566253.89858,0.000355720520019531],true]
  column_create Entries body COLUMN_SCALAR ShortText
  # [[0,1337566253.89858,0.000355720520019531],true]
  table_create Terms TABLE_PAT_KEY ShortText --default_tokenizer TokenBigram --normalizer NormalizerAuto
  # [[0,1337566253.89858,0.000355720520019531],true]
  column_create Terms document_index COLUMN_INDEX|WITH_POSITION Entries body
  # [[0,1337566253.89858,0.000355720520019531],true]
  load --table Entries
  [
  {"body": "Mroonga is a ＭｙＳＱＬ storage engine based on Groonga. <b>Rroonga</b> is a Ruby binding of Groonga."}
  ]
  # [[0,1337566253.89858,0.000355720520019531],1]
