Re: 8.0.2beta1 - Mailing list pgsql-general

From Bruce Momjian
Subject Re: 8.0.2beta1
Date
Msg-id 200503300636.j2U6ajE22883@candle.pha.pa.us
Whole thread Raw
In response to Re: 8.0.2beta1  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-general
Sorry, I have been in Boston since Sunday and return home tomorrow and
will then try to get the release notes done unless someone else gets to
it first.

---------------------------------------------------------------------------

Tom Lane wrote:
> "Cristian Prieto" <cristian@clickdiario.com> writes:
> > What are the differences, bugfixes, features, etc in the 8.0.2beta1? I =
> > was looking around and I couldn't find anything related... Could =
> > somebody help me?
>
> Unfortunately we haven't prepared release notes yet.  If you want to do
> testing, what I would look for is performance changes.  The main stuff
> in 8.0.2 (other than bugfixes for very specific bugs) is:
>
> * Replace ARC buffer management algorithm by 2Q to avoid pending IBM patent.
>   Testing so far says this causes a few percent degradation in some
>   cases and no visible impact in others.  We'd be interested to hear
>   more reports.
>
> * Planner tweaks to avoid bad side-effects of the 8.0 change that made
>   the planner use the current physical table size instead of what
>   pg_class.relpages says.  That's usually a win but caused problems if
>   a plan is cached when the table is first created (and so is empty).
>
>             regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 7: don't forget to increase your free space map settings
>

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

pgsql-general by date:

Previous
From: Christopher Browne
Date:
Subject: Re: do I need replication or something else?
Next
From: "Sim Zacks"
Date:
Subject: Re: How to return a record and sets of record in plpython