On Mon, Feb 12, 2024 at 5:08 AM Dávid Suchan <david(dot)suchan(dot)ds(at)gmail(dot)com>
wrote:
> Hi, I was wondering what is the safest pg_upgrade version upgrade distance
> going from 9.6 version. Do I need to go version by version or I can go from
> 9.6 to 15? We have a very huge database(TBs) with one replication server,
> so we will first run the pgupgrade on the main server and then rsync to a
> standby replica. I'm not sure whether it's safe to do it from 9.6 to 15 at
> once
https://www.postgresql.org/docs/16/pgupgrade.html
"pg_upgrade supports upgrades from 9.2.X and later to the current major
release of PostgreSQL, including snapshot and beta releases."