Re: PostgreSQL 13 RC 1 release announcement draft

Magnus Hagander <magnus@hagander.net> writes:
> On Wed, Sep 16, 2020 at 2:34 PM Jonathan S. Katz <jkatz@postgresql.org>
> wrote:
>> We've typically recommended doing the pg_upgrade since they may be
>> coming from a version with a lower catversion. I can change "you will
>> need" to "you may need" to be more accurate, but then that leads to the
>> question "who may need?".

>  Maybe something like:

> To upgrade from beta <when was the last catversion change>, you will need
> to use a major version upgrade strategy..... To upgrade from beta <when
> there was no catversion change>, just installing the new version and
> restarting PostgreSQL is enough.

The last catversion bump was between beta2 and beta3.  Thus, if you
were using beta2 or earlier, you *will* need a pg_upgrade or whatever.
If you were on beta3 then it's more like a minor upgrade, just install
the release executables and go.

            regards, tom lane