Re: [HACKERS] PG 10 release notes

On Sat, Sep  9, 2017 at 12:39:43PM +0200, Adrien Nayrat wrote:
> On 07/13/2017 04:36 PM, Adrien Nayrat wrote:
> > Hello hackers,
> > 
> > From: Peter Geoghegan <pg@bowt.ie>
> >> Date: Wed, 5 Jul 2017 15:19:57 -0700
> >> Subject: Re: [BUGS] BUG #14722: Segfault in tuplesort_heap_siftup, 32 bit overflow
> >> On pgsql-bugs@postgresql.org
> > 
> > On 07/06/2017 12:19 AM, Peter Geoghegan wrote:
> >> In Postgres 10, tuplesort external sort run merging became much faster
> >> following commit 24598337c8d. It might be noticeable if such a machine
> >> were using Postgres 10 [...]
> > 
> > Should-we mention this improvement in release notes?
> > 
> > Regards,
> > 
> 
> Hello,
> 
> After seeing theses slides (especially 52) :
> https://speakerdeck.com/peterg/sort-hash-pgconfus-2017
...
> 
> 
> 
> Should we mention it ?

I don't know, but I suggest you read this email thread from April to get
an idea of how performance items are handled:
https://www.postgresql.org/message-id/flat/20170425013144.GA7513%40momjian.us#20170425013144.GA7513@momjian.us

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com

+ As you are, so once was I.  As I am, so you will be. +
+                      Ancient Roman grave inscription +


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