>There should also be a *:DETAILHEADER command for use in the comment snippet of report objects indicating it is a header for the details from the table and that it should only be printed if details exist in for this parent record.
Sorry, some text got lost:
There should also be a *:DETAILHEADER [childalias] command for use in the comment snippet of report objects indicating it is a header for the details from the [childalias] table and that it should only be printed if details exist in [childalias] for this parent record.
