Feedback-ID: i76984098:Fastmail
Message-ID: <75980603-58e8-4a70-9c2e-8d73b3a2fb8b@aklaver.com>
Date: Tue, 25 Feb 2025 15:24:17 -0800
MIME-Version: 1.0
User-Agent: Mozilla Thunderbird
Subject: Re: rookie question about upgrade from 13 to 17
To: Martin Mueller <martinmueller@northwestern.edu>,
 "pgsql-general@postgresql.org" <pgsql-general@postgresql.org>
References: <DS0PR05MB101114074945DF9F482FF0A2FC4C32@DS0PR05MB10111.namprd05.prod.outlook.com>
Content-Language: en-US
From: Adrian Klaver <adrian.klaver@aklaver.com>
In-Reply-To: <DS0PR05MB101114074945DF9F482FF0A2FC4C32@DS0PR05MB10111.namprd05.prod.outlook.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
Archived-At: <https://www.postgresql.org/message-id/75980603-58e8-4a70-9c2e-8d73b3a2fb8b%40aklaver.com>
Precedence: bulk

On 2/25/25 14:51, Martin Mueller wrote:
> I would like to update my current version of Postgres13 on a Mac mini to 
> the latest version, but I can’ t find anything in the general document 
> that explains the procedure in terms readily understand by retired 
> professors of English…
> 
> I understand that there are three items involved:
> 
>  1. The installed instance of version 13
>  2. The not yet installed instance of version 17
>  3. The tables (several hundred and adding up to 30 GB when  backed 
>     with pg_dump)

Probably the easiest way is using pg_dump/pg_restore.

> 
> I also understand that there is a pg_upgrade command that picks up the 
> old tables and presents them to the later version in a somewhat 
> different format
> 
> But I don’t understand how the different steps in the upgrade process 
> interact. What are the steps and in what order  that wil
> 
>  1. Install version 17
>  2. Upgrade the data so that they will in version 17
>  3. Get rid of the no longer needed version 13
> 
> There is a Postgres app for the Mac, but upgrading from one version  to 
> another doesn’t seem to be part of it.

Are you referring to ?:

https://postgresapp.com/documentation/

> 
> I use postgres exclusively in a single user fashion with a GUI front 
> end, as if it were a more powerful version of Microsoft Access.
> 
> I’ll gladly volunteer to write up the process in English intelligible to 
> others like me, and there may be some.
> 
> With thanks in advance
> 
> Martin Mueller
> 
> Professor emeritus of English and Classics
> 
> Northwestern University
> 

-- 
Adrian Klaver
adrian.klaver@aklaver.com