Re: qsort, once again - Mailing list pgsql-hackers

From Tom Lane
Subject Re: qsort, once again
Date
Msg-id 19646.1142539750@sss.pgh.pa.us
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In response to Re: qsort, once again  ("Dann Corbit" <DCorbit@connx.com>)
Responses Re: qsort, once again  ("Jonah H. Harris" <jonah.harris@gmail.com>)
Re: qsort, once again  (Darcy Buskermolen <darcy@wavefire.com>)
List pgsql-hackers
"Dann Corbit" <DCorbit@connx.com> writes:
> I sent him  a copy

Thanks.  This is really interesting: the switch to insertion sort on
perfect pivot is simply not there in Bentley & McIlroy's paper.  So
it was added later, and evidently not tested as carefully as it should
have been.  At this point I'm more than half tempted to take it out
entirely.

So we still have a problem of software archaeology: who added the
insertion sort switch to the NetBSD version, and on what grounds?
        regards, tom lane


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