code: @Nonnull
    @OverrideOnDemand
    public PSPreprocessor createPreprocessor (@Nonnull final IPSQueryBinding aQueryBinding)
    {
      final PSPreprocessor aPreprocessor = PSPreprocessor.createPreprocessorWithoutInformationLoss (aQueryBinding);
      return aPreprocessor;
    }
docs: Create the pre-processor to be used for
  {@link #createPreprocessedSchema(PSSchema, IPSQueryBinding)}.
  
  @param aQueryBinding
  The query binding to be determined from the read schema. Never
  <code>null</code>.
  @return The pre-processor to be used.