× The internal search function is temporarily non-functional. The current search engine is no longer viable and we are researching alternatives.
As a stop gap measure, we are using Google's custom search engine service.
If you know of an easy to use, open source, search engine ... please contact support@midrange.com.


  • Subject: Re: DOW vs DOU- Ha
  • From: Neil Palmer <npalmer@xxxxxxxxxxx>
  • Date: Wed, 04 Jun 1997 01:12:56 -0400
  • Organization: NxTrend Technology - Canada

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~~~~~      
... NxTrend Technology - Canada      ____________          ___  ~     
... Markham,  Ontario,  Canada       |OOOOOOOOOO| ________  o|__||=   
... Phone: (905) 731-9000 x238       |__________|_|______|_|______)   
... url:http://www.nxtrend.com        oo      oo   oo  oo   OOOo=o\   
... mailto:npalmer@nxtrend.com     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* This is the Midrange System Mailing List!  To submit a new message,   *
* send your mail to "MIDRANGE-L@midrange.com".  To unsubscribe from     *
* this list send email to MAJORDOMO@midrange.com and specify            *
* 'unsubscribe MIDRANGE-L' in the body of your message.  Questions      *
* should be directed to the list owner / operator: david@midrange.com   *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *


As an Amazon Associate we earn from qualifying purchases.

This thread ...

Replies:

Follow On AppleNews
Return to Archive home page | Return to MIDRANGE.COM home page

This mailing list archive is Copyright 1997-2024 by midrange.com and David Gibbs as a compilation work. Use of the archive is restricted to research of a business or technical nature. Any other uses are prohibited. Full details are available on our policy page. If you have questions about this, please contact [javascript protected email address].

Operating expenses for this site are earned using the Amazon Associate program and Google Adsense.