| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Andy Fan <zhihuifan1213(at)163(dot)com> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: First draft of PG 17 release notes |
| Date: | 2024-05-14 00:59:42 |
| Message-ID: | ZkK3fm599U2rnRdd@momjian.us |
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| Thread: | |
| Lists: | pgsql-hackers |
On Sat, May 11, 2024 at 01:27:25PM +0800, Andy Fan wrote:
>
> Hello Bruce,
>
> > I have committed the first draft of the PG 17 release notes; you can
> > see the results here:
> >
> > https://momjian.us/pgsql_docs/release-17.html
>
> Thank you for working on this!
>
> > I welcome feedback. For some reason it was an easier job than usual.
>
> Do you think we need to add the following 2 items?
>
> - 9f133763961e280d8ba692bcad0b061b861e9138 this is an optimizer
> transform improvement.
It was unclear from the commit message exactly what user-visible
optimization this allowed. Do you have details?
> - a8a968a8212ee3ef7f22795c834b33d871fac262 this is an optimizer costing
> improvement.
Does this allow faster UNION ALL with LIMIT, perhaps?
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
Only you can decide what is important to you.
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