Re: DOW vs DOU- Ha

[Neil Palmer <npalmer@xxxxxxxxxxx>]

boothm@earth.goddard.edu wrote:
> 
> I've found that if I use IP on a file, and also leave off the K even
> though it may be keyed, that a pass down through a big file can be
> lightening fast compared to keyed access and READ loops. Plus it codes
> fast, too.

Absolutely.  If you bypass the index keyed processing you can get
AMAZING performance increases in your program because of the extremely
efficient blocking that can be done on file I/O.  If you have no
particular need in your program to process a file using the index then
ignoring it and processing it consecutively is a good idea.


> 
> In <1.5.4.16.19970602224517.40af7c86@popd.ix.netcom.com>, on 06/02/97
>    at 09:46 PM, PaulMmn <PaulMmn@ix.netcom.com> said:
> 
> #  I often use input/primary files for "quick
> #>fix" programs, you WOULD NOT BELIEVE the number of questions I get about
> #>where I'm reading the data :-)!
> 
>
-- 
... Neil Palmer                                      AS/400~~~~~      
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