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From: Adrian Klaver <[email protected]>
To: Dimitrios Apostolou <[email protected]>
To: Ron Johnson <[email protected]>
Cc: Laurenz Albe <[email protected]>
Cc: [email protected]
Subject: Re: Experience and feedback on pg_restore --data-only
Date: Tue, 25 Mar 2025 08:27:13 -0700
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On 3/24/25 09:15, Dimitrios Apostolou wrote:
> Hi Ron,
> 
> I read your reply in the mailing list archives as I'm not subscribed to
> the list, and I'm copy-pasting a response here. Please include me as a
> recipient in further replies.
> 
>> Why are you regularly having emergencies requiring the restoration of
>> multi-TB tables to databases with lots of cruft?
>>
>> Fixing that would go a long way towards eliminating your problems with
>> pg_restore.
> 
> I don't have emergencies yet. I'm testing the process of restoring the
> database dump, and it takes more than 24 hours currently. A successful
> test is vital to approve the process.

It is doubtful that pg_dump/pg_restore will meet the requirements. You 
are probably looking at some process that does incremental updates and 
then restores from that. Something like pgbackrest:

https://pgbackrest.org/

comes to mind.

> 
> But the primary usage of pg_restore that I have is not to save me from
> emergencies but to populate the dev database with recent data.
> 
> 
> Regards,
> Dimitris
> 

-- 
Adrian Klaver
[email protected]

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