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James,

>Larry is correct in the overall view of multiformat logical files.  (somehow I 
>got
>the feeling of "bleeding edge" in his experience)
>
>For Input only processing, a format selector program (FSP) works just dandy.  
>Now
>the FSP in not rocket science -IF- the file has a unique record identifier per
>format.  Like id=1 is header, id=2 is detail, id=3 is total and "id" is a 
>defined
>field in each record.

Actually, for input only processing you don't even need a format
selector program.  The system knows which physical file the record
came from.  The format selector is only needed for adds (and possibly
updates -- I forget now) so the system knows which physical get should
get the record.

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