Execution example::

  table_create --name Site --flags TABLE_HASH_KEY --key_type ShortText
  # [
  #   [
  #     -22, 
  #     1337566253.89858, 
  #     0.000355720520019531, 
  #     "already used name was assigned: <Site>", 
  #     [
  #       [
  #         "grn_obj_register", 
  #         "db.c", 
  #         6572
  #       ]
  #     ]
  #   ], 
  #   false
  # ]
