docs: public byte[] fastpath(int fnId, FastpathArg[] args) throws SQLException {
      // Turn fastpath array into a parameter list.
      ParameterList params = executor.createFastpathParameters(args.length);
      for (int i = 0; i < args.length; ++i) {
        args[i].populateParameter(params, i + 1);
      }
  
      // Run it.
      return executor.fastpathCall(fnId, params, connection.getAutoCommit());
    }