code: func SetRawValues(data []byte, values []types.Datum) error {
  	for i := 0; i < len(values); i++ {
  		l, err := peek(data)
  		if err != nil {
  			return errors.Trace(err)
  		}
  		values[i].SetRaw(data[:l:l])
  		data = data[l:]
  	}
  	return nil
  }
docs: // SetRawValues set raw datum values from a row data.