Re: On disable_cost

On Fri, Aug 23, 2024 at 2:20 PM Jonathan S. Katz <jkatz@postgresql.org> wrote:
> I don't think extension maintainers necessarily have the same level of
> PostgreSQL internals as you or many of the other people who frequent
> -hackers, so I think it's fair for them to ask questions or raise issues
> with patches they don't understand. I was able to glean from the commit
> message that this was the commit that likely changed the behavior in
> pgvector, but I can't immediately glean looking through the code as to
> why. (And using your logic, should an extension maintainer understand
> the optimizer code when PostgreSQL is providing an interface to the
> extension maintainer to encapsulate its interactions)?
>
> You can always push back and say "Well, maybe try this, or try that" -
> which would be a mentoring approach that could push it back on the
> extension maintainer, which is valid, but I don't see why an extension
> maintainer can't raise an issue or ask a question here.

I'm certainly not saying that extension maintainers can't raise issues
or ask questions here. I just feel that the problem could have been
analyzed a bit more before posting.

--
Robert Haas
EDB: http://www.enterprisedb.com