Re: 9.3 Beta1 status report

On Monday, May 06, 2013 8:17 PM Bruce Momjian wrote:
> On Mon, May 6, 2013 at 12:43:55PM +0530, Amit Kapila wrote:
> > On Sunday, April 21, 2013 10:32 AM Bruce Momjian wrote:
> > > I am not sure if Tom shared yet, but we are planning to package 9.3
> > > beta1 on April 29, with a release on May 2. Those dates might
> change,
> > > but that is the current plan. I have completed a draft 9.3 release
> > > notes, which you can view here:
> > >
> > > http://momjian.us/pgsql_docs/release-9-3.html
> > >
> > > I will be working on polishing them for the next ten days, so any
> > > feedback, patches, or commits are welcome. I still need to add
> lots of
> > > SGML markup.
> >
> > 1.
> > .Add wal_receiver_timeout parameter to control the WAL receiver
> timeout
> > (Amit Kapila)
> > This allows more rapid detection of connection failure. No longer set
> > wal_receiver_status_interval?
> >
> > I don't think we need to mention anything about
> > wal_receiver_status_interval.
>
> OK, removed.

Thanks.

> > 2. I am not able to figure out which item of release notes cover the
> below
> > feature commit
> > Avoid inserting Result nodes that only compute identity projections.
> > http://www.postgresql.org/message-id/E1UGCBh-0006P3-
> A0(at)gemulon(dot)postgresql(dot)org
>
> I did not think that warranted a mention in the release notes. Was I
> wrong?

This was a performance improvement for a quite usable scenario, so I thought
it would be useful for users to know about it.
Performance data for simple cases I have posted:
http://www.postgresql.org/message-id/007e01ce08ff$dc0a2c60$941e8520$@kapila@
huawei.com

With Regards,
Amit Kapila.