From: | Bruce Momjian <bruce(at)momjian(dot)us> |
---|---|
To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
Cc: | Chris Lowder <clowder(at)hey(dot)com>, Pg Docs <pgsql-docs(at)lists(dot)postgresql(dot)org> |
Subject: | Re: 11.7. Indexes on Expressions |
Date: | 2021-12-22 21:45:58 |
Message-ID: | 20211222214558.GB4015@momjian.us |
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Thread: | |
Lists: | pgsql-docs |
On Wed, Dec 22, 2021 at 02:40:12PM -0700, David G. Johnston wrote:
> On Fri, Dec 17, 2021 at 2:43 PM Bruce Momjian <bruce(at)momjian(dot)us> wrote:
>
> I am attaching an updated patch which mentions non-HOT updates for
> expression indexes.
>
>
> Thanks. I'm a bit concerned that before this patch the only place we mentioned
> HOTin the docs is in the appendix acronym listing which points to the readme
> file in the source code.
Uh, I had a similar concern and found these cases:
monitoring.sgml: Number of rows updated (includes HOT updated rows)
monitoring.sgml: Number of rows HOT updated (i.e., with no separate index
Not sure what else we can do --- it would be odd to explain it in the
expression index docs.
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
If only the physical world exists, free will is an illusion.
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