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From: Zaid Shabbir <[email protected]>
To: Wasim Devale <[email protected]>
Cc: pgsql-admin <[email protected]>
Cc: Pgsql-admin <[email protected]>
Subject: Re: Upgrade from 12.22 to 16
Date: Wed, 11 Jun 2025 20:15:16 +0500
Message-ID: <CABCJe_VFUbp8p3N_vz=jSK_E0vTd_FmqVD+bWEB=BR=DEvwTsA@mail.gmail.com> (raw)
In-Reply-To: <CAB5fag5dJZj-woa92nu+nO22J08UAzXeaDZAnPJQ_TQxhKPtLQ@mail.gmail.com>
References: <CAB5fag5dJZj-woa92nu+nO22J08UAzXeaDZAnPJQ_TQxhKPtLQ@mail.gmail.com>

Hello Wasim,

Minimum downtime can be achieved in a couple of ways, depending entirely on
the specific requirements. If you're considering using logical replication
to achieve this, the following article will definitely help you.

https://www.pgedge.com/blog/always-online-or-bust-zero-downtime-major-version-postgres-upgrades

Thanks & Regards
Zaid

On Wed, Jun 11, 2025 at 11:22 AM Wasim Devale <[email protected]> wrote:

> Hi All
>
> Please suggest me to upgrade postgresql: 400 GB data with minimal downtime
> apart from in place upgrade. We have it on red hat 9.
>
> Thanks,
> Wasim
>

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