Re: old cluster does not use data checksums but the new one does

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To: Mariel Cherkassky <mariel.cherkassky@xxxxxxxxx>
Subject: Re: old cluster does not use data checksums but the new one does
From: Scott Ribe <scott_ribe@xxxxxxxxxxxxxxxx>
Date: Sun, 5 May 2019 10:11:52 -0600
Cc: Bruce Momjian <bruce@xxxxxxxxxx>, pgsql-admin@xxxxxxxxxxxxxxxxxxxx
In-reply-to: <CA+t6e1kE5ix3VHB_3RZfp=shZof_edgUk1sjbGxMd7eY81BmMA@mail.gmail.com>
References: <CA+t6e1mCtZsNsg2HVZHrS5ZUiQExj-=KRhC=+P61LttUvdKHyQ@mail.gmail.com> <20190505120454.2zgsqcudz4eqquvy@momjian.us> <CA+t6e1kE5ix3VHB_3RZfp=shZof_edgUk1sjbGxMd7eY81BmMA@mail.gmail.com>

> On May 5, 2019, at 9:58 AM, Mariel Cherkassky <mariel.cherkassky@xxxxxxxxx> wrote:
> 
> My only option is doing the upgrade with other tools and not with pg_upgrade ?

Dump & restore; you're changing the on-disk file format, so attempts to use current disk files cannot work.

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  - From: Bruce Momjian
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  - From: Mariel Cherkassky

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