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From: Greg Sabino Mullane <[email protected]>
To: Wim Rouquart <[email protected]>
Cc: Adrian Klaver <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: Index (primary key) corrupt?
Date: Mon, 9 Mar 2026 11:24:15 -0400
Message-ID: <CAKAnmmLsxdt51sp-w0JxMi0haGXHFKD2pXURfOSOa5iVzjni4w@mail.gmail.com> (raw)
In-Reply-To: <AS2PR05MB1075476F648651C8CC02D8048EF79A@AS2PR05MB10754.eurprd05.prod.outlook.com>
References: <AS2PR05MB1075477BA334D4DA262AD75BFEF16A@AS2PR05MB10754.eurprd05.prod.outlook.com>
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	<AS2PR05MB10754EE81F34146EE8972713EEF91A@AS2PR05MB10754.eurprd05.prod.outlook.com>
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On Mon, Mar 9, 2026 at 10:12 AM Wim Rouquart <[email protected]> wrote:

> I already saw finding the actual cause as a 'lost cause' as these things
> tend to happen, however what bothers me most is that a tool like amcheck
> which is supposed to find corruption also shows up with no result.
>

Well, no, these things really should not happen. :)

It may be too late, but it would be real interesting to see this query both
before and after the REINDEX:

select * from pg_index where indrelid  = 'bcf_work_type'::regclass and
indisprimary;

An incorrect indrelid is one way I can think of as to how pg_dump would
miss it, but that wouldn't explain why reindex would subsequently fix it.


Cheers,
Greg


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