| From: | David Rowley <dgrowleyml(at)gmail(dot)com> |
|---|---|
| To: | Richard Guo <guofenglinux(at)gmail(dot)com> |
| Cc: | Kohei KaiGai <kaigai(at)heterodb(dot)com>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: assertion failure at cost_memoize_rescan() |
| Date: | 2024-06-18 22:23:23 |
| Message-ID: | CAApHDvp_Fc_DFx5dzA8P6P3dCXTfeujxwBBfdXqJ7Bkcz3rX5w@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, 18 Jun 2024 at 15:14, Richard Guo <guofenglinux(at)gmail(dot)com> wrote:
>
> On Tue, Jun 18, 2024 at 10:53 AM David Rowley <dgrowleyml(at)gmail(dot)com> wrote:
> > I think the best solution is to apply the attached. I didn't test,
> > but it should fix the issue you reported and also ensure that
> > MemoizePath.calls is never zero, which would also cause issues in the
> > hit_ratio calculation in cost_memoize_rescan().
>
> +1.
Thanks for looking. Pushed.
David
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