Re: PG qsort vs. Solaris

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От
Tom Lane
Тема
Re: PG qsort vs. Solaris
Дата
Msg-id
11108.1159909345@sss.pgh.pa.us
Ответ на
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Дерево обсуждения
PG qsort vs. Solaris Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris Neil Conway <neilc@samurai.com>
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris Neil Conway <neilc@samurai.com>
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris Bruce Momjian <bruce@momjian.us>
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris mark@mark.mielke.cc
Re: PG qsort vs. Solaris mark@mark.mielke.cc
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: PG qsort vs. Solaris Gregory Stark <stark@enterprisedb.com>
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris "Zeugswetter Andreas DCP SD" <ZeugswetterA@spardat.at>
Re: PG qsort vs. Solaris Tom Lane <tgl@sss.pgh.pa.us>
Re: PG qsort vs. Solaris Mark Kirkwood <markir@paradise.net.nz>
Re: PG qsort vs. Solaris "Luke Lonergan" <llonergan@greenplum.com>
Re: PG qsort vs. Solaris Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Neil Conway  writes:
> On Tue, 2006-10-03 at 15:44 -0400, Tom Lane wrote:
>> 1. Switch to using port/qsort.c all the time.
>> 2. Add a "qsort_arg" function that is identical to qsort except it also
>> passes a void pointer through to the comparison function.  This will
>> allow us to get rid of the non-reentrant static variable and extra
>> level of function call in tuplesort.c.
>> 3. Insert a CHECK_FOR_INTERRUPTS() call as was requested back in July.
>> With glibc out of the way, there's no longer a reason to fear memory
>> leakage from cancelling a sort.

> +1 from me.

> I can implement this (for 8.3, naturally), unless you'd prefer to do it
> yourself.

I was planning to do it right now, on the grounds that #2 and #3 are bug
fixes, and that fixing the existing memory leakage hazard is a good
thing too.
		regards, tom lane

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