Re: Non-unique keys -- RPG400-L

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Subject: Re: Non-unique keys
From: "Mark S. Waterbury" <mark.s.waterbury@xxxxxxx>
Date: Thu, 12 Mar 2009 12:48:58 -0400
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If you had a file with REUSEDLT(*YES) then RRN may well not correspond to "arrival sequence".

> James H. H. Lampert wrote:

Roger Harman wrote:

As I say around here "I wouldn't bet the Farm on that".

I just ran a test program, to detect any cases in which non-ascending RRNs would be read within a key; it found none. Although it used The Cycle, rather than a CHAIN followed by a READE loop, I think it's reasonable to expect the same results on the latter as the former.

--
JHHL

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Follow-Ups:

Re: Non-unique keys , James H. H. Lampert

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