Re: BUG #17212: pg_amcheck fails on checking temporary relations

From: Mark Dilger <mark(dot)dilger(at)enterprisedb(dot)com>
To: Peter Geoghegan <pg(at)bowt(dot)ie>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com>, Alexander Lakhin <exclusion(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: BUG #17212: pg_amcheck fails on checking temporary relations
Date: 2021-10-11 18:29:12
Message-ID: 648228C8-BD93-4C03-BFB2-6DE7AACE1628@enterprisedb.com
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> On Oct 11, 2021, at 11:26 AM, Peter Geoghegan <pg(at)bowt(dot)ie> wrote:
>
> We should have a warning box about this in the pg_amcheck docs. Users
> should think carefully about ever using --parent-check, since it alone
> totally changes the locking requirements (actually --rootdescend will
> do that too, but only because that option also implies
> --parent-check).

The recently submitted patch already contains a short paragraph for each of these, but not a warning box. Should I reformat those as warning boxes? I don't know the current thinking on the appropriateness of that documentation style.

Mark Dilger
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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