| From: | David Rowley <dgrowleyml(at)gmail(dot)com> | 
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> | 
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> | 
| Subject: | Re: PG 14 release notes, first draft | 
| Date: | 2021-05-11 00:35:28 | 
| Message-ID: | CAApHDvozo0vm12m-Gv2nTN0xw_0q_CAShCBXr4s+mx38VwRSrw@mail.gmail.com | 
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| Lists: | pgsql-hackers | 
Thanks for making the updates.
On Tue, 11 May 2021 at 05:07, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
>
> On Mon, May 10, 2021 at 08:52:44PM +1200, David Rowley wrote:
> > > Improve the performance of parallel sequential scans (Thomas Munro, David Rowley)
> >
> > I think it is worth mentioning "I/O" before "performance".  This
> > change won't really help cases if all the table's pages are already in
> > shared buffers.
>
> I went with:
>
>         Improve the performance of parallel sequential I/O scans (Thomas Munro,
>         David Rowley)
I think I'd have gone with:
"Improve I/O performance of parallel sequential scans (Thomas Munro,
David Rowley)"
The operation we're speeding up is called sequential scan. We don't
have any operation that's named sequential I/O scan.
David
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