Re: Release Note Changes - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Release Note Changes
Date
Msg-id 200712080210.lB82ATA21935@momjian.us
Whole thread Raw
In response to Re: Release Note Changes  (Simon Riggs <simon@2ndquadrant.com>)
Responses Re: Release Note Changes  (Alvaro Herrera <alvherre@alvh.no-ip.org>)
List pgsql-hackers
Simon Riggs wrote:
> On Fri, 2007-12-07 at 16:21 -0500, Bruce Momjian wrote:
> > Simon Riggs wrote:
> > > Maybe the importance of the patches that were removed wasn't clear
> > > enough, so let me explain my viewpoint. On another part of this thread I
> > > summarised the feedback from others to a list of features that were
> > > definitely user noticeable. The list was:
> > > 
> > > - Merge Join performance has been substantially improved when low number
> > > of duplicate join keys exist on the outer side of the join (Simon, Greg)
> > 
> > Most users don't know if they are using mergejoins or not, nor are they
> > going to do anything differently now that the feature is in, so that is
> > why I don't see a need to mention it.
> 
> Wow, what an amazing claim. Please post that to -performance!
> 
> But if you applied that test, another half of the performance features
> should go also. As would many others in various other sections. I want
> them all to stay, so I won't point the finger at others. And why did we
> mention outer joins were tuned in 8.2?

Because outer joins are user-visible.

> The release notes are already 33 pages on Firefox's Print Preview, so a
> couple of extra sentences won't change anything.
> 
> > > - Large I/O reduction during recovery when full_page_writes = on
> > > (Heikki)
> > 
> > Again, a speedup, but not something that impacts people to behave
> > differently or see different output.
> 
> Same comment.
> 
> > > > If people are concerned about the unfairness, and I understand that, the
> > > > best solution is not to add more items to the release notes to be more
> > > > fair, but to remove all names from release note items.
> > > 
> > > That makes no sense, but it would benefit people that wrote fewer
> > > patches, I guess.
> > 
> > Yep, kind of illogical but it is fair.
> 
> If we're at the stage of saying logic is irrelevant, then I'll never
> persuade you, probably of anything, ever... 

You said above yourself you didn't want the names removed.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://postgres.enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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