Re: [DOCS] HOT - correct claim about indexes not referencing old line pointers - Mailing list pgsql-hackers

On Wed, Oct 4, 2023 at 9:42 AM Robert Haas <robertmhaas@gmail.com> wrote:
>
> On Wed, Oct 4, 2023 at 9:36 AM James Coleman <jtc331@gmail.com> wrote:
> > Are you thinking we should simply elide the fact that there is pruning
> > that happens outside of HOT? Or add that information onto the HOT
> > page, even though it doesn't directly fit?
>
> I think we should elide it. Maybe with a much larger rewrite there
> would be a good place to include that information, but with the
> current structure, the page is about why HOT is good, and talking
> about pruning that can happen apart from HOT doesn't advance that
> message.

All right, attached is a v3 which attempts to fix the wrong
information with an economy of words. I may at some point submit a
separate patch that adds a broader pruning section, but this at least
brings the docs inline with reality insofar as they address it.

James