Re: Damaged (during upgrade?) table, how to repair?

From: "W(dot)P(dot)" <laurentp(at)wp(dot)pl>
To: pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: Damaged (during upgrade?) table, how to repair?
Date: 2021-07-01 19:56:17
Message-ID: 7775fcc7-b41a-394f-3c58-8960b23dee40@wp.pl
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W dniu 01.07.2021 o 16:19, Laurenz Albe pisze:
> On Thu, 2021-07-01 at 10:56 +0200, W.P. wrote:
>> I have a PG 11.12 (was 9.5 or 9.5) upgraded from 9.x (during OS upgrade).
>>
>> One table is now damaged, trying to dump it results in server restart,
>> message is "invalid record length xxxx maximum is yyy" (from memory).
>>
>> How can I (?) repair this table? (for recent data this works OK).
> If you have a backup, take that.
>
> If not, hire an expert in data recovery.
>
> Yours,
> Laurenz Albe

I have something similar to backup: old database, but it is 9.5, how can
I install 9.5 binaries / libs / config on Fedora 30 i386 (with PG11
installed) side-by-side?

Laurent

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