Re: PG 18 release notes draft committed

On Sat, May  3, 2025 at 01:46:29AM +0200, Jelte Fennema-Nio wrote:
> On Fri, 2 May 2025 at 04:45, Bruce Momjian <bruce@momjian.us> wrote:
> >
> > I have committd the first draft of the PG 18 release notes.  The item
> > count looks strong:
> 
> Thanks for all the work. Some notes:
> 
> 1. There's currently no mention that protocol version 3.2 was
> introduced in this release. I'm not sure where/how this should be
> mentioned, but I definitely think it should be somewhere. It's a
> pretty major change. One option is to replace/amend the "Make cancel
> request keys 256 bits" item. Maybe replace that with something like:
> "Postgres 18 introduces protocol version 3.2. This is the first new
> protocol version since 3.0, which was introduced in Postgres 7.4. This
> new protocol version 3.2 allows a server to use longer cancel request
> keys. When the client advertises support for protocol version 3.2 (or
> higher) Postgres 18 will use a cancel key size of 256 bits."

Okay, I added a mention next to the libpq version function entries.

> 2. Obviously biased since it's my contribution, but I think d38bab5
> might deserve a mention.

I disagree.  pgbench limits like this are not something we give much
detail around error avoidance to in the release notes.

> 3. The "Add PQtrace() output..." commitlist should also contain 7adec2d5fc

Added.  Patch attached.

-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  Do not let urgent matters crowd out time for investment in the future.