Re: 8.0.2beta1

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.

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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
>
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