Re: Quick question on file behavior

[Bruce Vining <bruce.vining@xxxxxxxxx>]

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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