Re: Quick question on file behavior

[Jim Oberholtzer <midrangel@xxxxxxxxxxxxxxxxx>]

Even with reuse deleted records Bruce?

Jim Oberholtzer
Agile Technology Architects



> On Jul 10, 2020, at 4:08 PM, Bruce Vining <bruce.vining@xxxxxxxxx> wrote:
>
> So long as we're talking native RLA, then yes.  That's how the index values
> are set.
>
> > On Fri, Jul 10, 2020 at 5:02 PM James H. H. Lampert <
> > jamesl@xxxxxxxxxxxxxxxxx> wrote:
> >
> > Ladies and Gentlemen:
> >
> > I have a file that is *not* uniquely keyed (the designer is apparently
> > ideologically opposed to allowing the OS to enforce uniqueness).
> >
> > In my general observations, it has always been my *impression* that if
> > I'm going through a file in keyed sequence, via native RLA, records with
> > duplicate keys are presented in RRN sequence. But I am not certain of
> > that (and conversely, everything I've read about SQL-only databases like
> > MySQL says that the sequence in which records with the same key appear
> > in a result-set is neither predictible nor even necessarily repeatable).
> >
> > But this is strictly DB2/400, via native RLA: If I am "Riding The RPG
> > Cycle" through the file, and I hit two or more records with the same
> > key, *can* I reasonably expect them to appear in ascending RRN sequence?
> >
> > --
> > JHHL
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>
> -- 
> Thanks and Regards,
> Bruce
> 931-505-1915
> -- 
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