Can a record be SELECTed twice in sort/selection processing?

[John Esak]

Oh, I see what you mean now.  Yes, I think are a few ways he could get more
records printed then slected. Multiple PRINTS is probably it.



> -----Original Message-----
> From: ken white [mailto:kenwhite at verizon.net] 
> Sent: Friday, June 18, 2010 5:26 PM
> To: john at valar.com
> Subject: Re: Can a record be SELECTed twice in sort/selection 
> processing?
> 
> I understand that, but lets say he selected one record.
> If a print statement existed, and was executed twice, it 
> would appear to be 
> "selected" twice.
> another (rare) possibility would be dreport somefile -f 
> someformat -iA -u -v 
> someselection
> where the index is corrupt and record appears twice in the index.
> 
> --------------------------------------------------
> From: "John Esak" <john at valar.com>
> Sent: Friday, June 18, 2010 5:19 PM
> To: "'ken white'" <kenwhite at verizon.net>
> Cc: <filepro-list at lists.celestial.com>
> Subject: RE: Can a record be SELECTed twice in sort/selection 
> processing?
> 
> > You can use PRINT on the sort/select table?  What does it 
> print? The form
> > isn't loaded yet...
> >
> > J
> >
> >> -----Original Message-----
> >> From: ken white [mailto:kenwhite at verizon.net]
> >> Sent: Friday, June 18, 2010 1:47 PM
> >> To: john at valar.com
> >> Subject: Re: Can a record be SELECTed twice in sort/selection
> >> processing?
> >>
> >> print; print in his code, would make it  "appear" twice
> >>
> >>
> >> --------------------------------------------------
> >> From: "John Esak" <john at valar.com>
> >> Sent: Friday, June 18, 2010 1:22 PM
> >> To: <filepro-list at lists.celestial.com>
> >> Subject: RE: Can a record be SELECTed twice in sort/selection
> >> processing?
> >>
> >> > No, sorry, just using the DELETING metaphor to give you a
> >> ... well... a
> >> > metaphor.
> >> >
> >> > I used to work for the comapny... I've seen the source
> >> code.  it can not
> >> > possibly select a record more than once.  That is, unless,
> >> as I stated you
> >> > are involving associated fields.
> >> >
> >> > John
> >> >
> >> >
> >> >
> >> >  _____
> >> >
> >> > From: Boaz Bezborodko [mailto:boaz at mirrotek.com]
> >> > Sent: Friday, June 18, 2010 12:06 PM
> >> > To: john at valar.com
> >> > Cc: filepro-list at lists.celestial.com
> >> > Subject: Re: Can a record be SELECTed twice in
> >> sort/selection processing?
> >> >
> >> >
> >> > I'm not trying to do this, I just know that on at least two
> >> occasions a
> >> > record was processed twice and I found a situation where it
> >> just might
> >> > have
> >> > been possible for the record to be selected twice.
> >> >
> >> > I'm not sure that it works like "DELETING a record twice"
> >> since I think it
> >> > works more on the basis of building a table of records to
> >> run through
> >> > during
> >> > output processing rather than flagging a record to be processed.
> >> >
> >> > If it builds a table then it might be able to SELECT a
> >> record twice and
> >> > have
> >> > the record placed in the table twice.  Ken probably 
> knows if this is
> >> > possible or not.
> >> >
> >> > Boaz
> >> >
> >> > John Esak wrote:
> >> >
> >> > No it is completely impossible. Think along the lines of
> >> DELETING a record
> >> > twice.  There is no meaning to it.  I think you might be
> >> trying to get at
> >> > associated field records or something... but they would 
> each select
> >> > individually... and there is no real need to select a
> >> record more than
> >> > once.
> >> > Just process those you think need that as many times as you
> >> would have
> >> > "selected" them. It pretty much would amount to the same thing.
> >> >
> >> > John
> >> >
> >> >
> >> >
> >> >  _____
> >> >
> >> > From: Boaz Bezborodko [mailto:boaz at mirrotek.com]
> >> > Sent: Friday, June 18, 2010 11:07 AM
> >> > To: john at valar.com
> >> > Cc: filepro-list at lists.celestial.com
> >> > Subject: Re: Can a record be SELECTed twice in
> >> sort/selection processing?
> >> >
> >> >
> >> > "Can not" or "should not"?
> >> >
> >> > (I'm reworking the program so as to avoid it, but I am now
> >> curious...If
> >> > you
> >> > forced a sort/select program to walk through the records
> >> twice (say with a
> >> > lookup to whatever order it goes in to start from the
> >> beginning) and
> >> > SELECT
> >> > the same record twice, will it show up twice to the output
> >> processing
> >> > table.
> >> > (And, no, Ken, I didn't try it yet.:-)
> >> >
> >> > Boaz
> >> >
> >> > John Esak wrote:
> >> >
> >> > No a record can not be selected twice in sort selection.
> >> Period. Don't
> >> > even
> >> >
> >> > try... :-)
> >> >
> >> >
> >> >
> >> > John
> >> >
> >> >
> >> >
> >> >
> >> >
> >> > -----Original Message-----
> >> >
> >> > From: filepro-list-bounces+john=valar.com at lists.celestial.com
> >> >
> >> > [mailto:filepro-list-bounces+john=valar.com at lists.celestial.co
> >> >
> >> >
> >> >
> >> > m] On Behalf Of Boaz Bezborodko
> >> >
> >> >
> >> >
> >> > Sent: Friday, June 18, 2010 10:01 AM
> >> >
> >> > To: filepro-list at lists.celestial.com
> >> >
> >> > Subject: Can a record be SELECTed twice in sort/selection
> >> processing?
> >> >
> >> >
> >> >
> >> > If a sort/select program somehow sees and selects a record
> >> >
> >> > twice during
> >> >
> >> > it's processing, does that mean that the record will now
> >> >
> >> > appear twice to
> >> >
> >> > the output processing?
> >> >
> >> >
> >> >
> >> > I think this happened in one of my programs, but I'm not sure
> >> >
> >> > if that's
> >> >
> >> > what I'm looking for or not.  An answer to this will help me
> >> >
> >> > nail down
> >> >
> >> > the source of the problem.
> >> >
> >> >
> >> >
> >> > Thanks,
> >> >
> >> >
> >> >
> >> > Boaz
> >> >
> >> > _______________________________________________
> >> >
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> >> >
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> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
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