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From: Christophe Pettus <[email protected]>
To: [email protected]
Cc: [email protected]
Subject: Re: About backups
Date: Wed, 28 Jan 2026 12:29:57 -0800
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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> On Jan 28, 2026, at 12:28, [email protected] wrote:
> 
> What happens if I start a backup in the middle of a user transaction? 
> The transaction can end before or after the backup ends, and it can also start before or after the backup begins.

pg_dump takes a snapshot at the start of the dump, so the dump is consistent at a transaction boundary.  Of course, only transactions that have already committed at the time of the snapshot will appear in the dump.

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