Re: Upgrade from PG12 to PG

From: Jef Mortelle <jefmortelle(at)gmail(dot)com>
To: Scott Ribe <scott_ribe(at)elevated-dev(dot)com>
Cc: pgsql-admin(at)lists(dot)postgresql(dot)org
Subject: Re: Upgrade from PG12 to PG
Date: 2023-07-21 07:22:39
Message-ID: b0f427bc-44a3-0b6a-816e-fdab887f7173@gmail.com
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On 20/07/2023 16:51, Scott Ribe wrote:
>> Alsready tried to use --link and --jobs, but you cannot ommit the "select lo_unlink ...." for every rows containing datatype text in your database that the pg_* program creates in the export/dump file.
> Terminology again, or are you conflating two different issues? pg_upgrade --link does not create a dump file.

why does pg_dump/pg_restore for every row in pg_largeobject a "select
lo_unlink ...." this takes a lot of time

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