Execution example::

  select Magazine --match_columns title --query 'WEB +'  --query_flags ALLOW_PRAGMA|ALLOW_COLUMN
  # [
  #   [
  #     -63,
  #     1337566253.89858,
  #     0.000355720520019531,
  #     "Syntax error: <WEB +||>",
  #     [
  #       [
  #         "yy_syntax_error",
  #         "lib/grn_ecmascript.lemon",
  #         168
  #       ]
  #     ]
  #   ]
  # ]
