On Tue, May 7, 2013 at 10:23:48AM +0530, Amit Kapila wrote:
> > > 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@gemulon.postgresql.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
I usually mention items that have a user-visible change, or are easy to
explain, or apply to most queries. I am not sure this falls into any of
those categories.
Can you suggest some release note text for this item?
-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB
http://enterprisedb.com
+ It's impossible for everything to be true. +