| From: | Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Thom Brown <thom(at)linux(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Disabling Heap-Only Tuples |
| Date: | 2024-03-13 13:27:27 |
| Message-ID: | be0a172030b3070ffaa690da9c2da526d4c81bf3.camel@cybertec.at |
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| Lists: | pgsql-hackers |
On Thu, 2023-09-21 at 16:18 -0700, Andres Freund wrote:
> I think a minimal working approach could be to have the configuration be based
> on the relation size vs space known to the FSM. If the target block of an
> update is higher than ((relation_size - fsm_free_space) *
> new_reloption_or_guc), try finding the target block via the FSM, even if
> there's space on the page.
That sounds like a good way forward.
The patch is in state "needs review", but it got review. I'll change it to
"waiting for author".
Yours,
Laurenz Albe
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