Re: pg_restore enhancements

From: Ron Johnson <ronljohnsonjr(at)gmail(dot)com>
To: "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: pg_restore enhancements
Date: 2023-11-23 14:07:08
Message-ID: CANzqJaC7ZOvtM6ejtZ2m0_-O49ze2MUjg5LfH9X6dacafWEtuw@mail.gmail.com
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On Thu, Nov 23, 2023 at 3:37 AM Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>
wrote:
[snip]

>
> You can avoidwriting WAL if you set "wal_level = minimal", restart
> PostgreSQL
> and restore the dump with the --single-transaction option.
>

Why does "--single-transaction" prevent WAL writes? I'd expect _more_
pg_wal growth from One Ginormous Transaction.

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