| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | Álvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Cc: | Nikolay Shaplov <dhyan(at)nataraj(dot)su>, Robert Haas <robertmhaas(at)gmail(dot)com>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Robert Treat <rob(at)xzilla(dot)net>, Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, Albe <laurenz(dot)albe(at)cybertec(dot)at>, Gurjeet Singh <gurjeet(at)singh(dot)im>, Will Storey <will(at)summercat(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Subject: | Re: vacuum_truncate configuration parameter and isset_offset |
| Date: | 2025-03-24 16:08:18 |
| Message-ID: | CAKFQuwbNmMHny1LpV1eN91UySO8Za2=M2BF3W60qrq3x5LCdjA@mail.gmail.com |
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On Mon, Mar 24, 2025 at 9:00 AM Álvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
wrote:
> Hello
>
> I don't understand why this shouldn't work exactly like
> vacuum_index_cleanup (cf. vacuum_rel lines 2170ff). That would require
> no new mechanism.
>
>
That reloption is already an enum and there is no GUC to defer to when the
value is unset. It doesn't seem like an equivalent scenario. AUTO is a
perfectly useful value as opposed to an undocumented sentinel for
unset/missing.
David J.
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