Re: Upgrading from 11 to 13

On Tue, Mar 30, 2021 at 12:51:50PM -0500, Ron wrote:
> On 3/30/21 9:53 AM, Daniel Westermann (DWE) wrote:
> > > On Tue, Mar 30, 2021 at 04:34:34PM +0200, Guillaume Lelarge wrote:
> > > > Hi,
> > > > 
> > > > Le mar. 30 mars 2021 à 16:10, Susan Joseph <sandajoseph@verizon.net> a écrit :
> > > > 
> > > >       I am currently using PostgreSQL 11.2 and would like to try and upgrade it
> > > >       to the latest version 13.  Can I go straight from 11 to 13 or do I need to
> > > >       upgrade to 12 first and then to 13?
> > > > 
> > > > 
> > > > You can go straight to 13.
> > > We get this question often.  Why do people feel they need to upgrade to
> > > intermediate releases?  If we knew, maybe we could better clarify this.
> > I believe this is coming from the Oracle world. You can, e.g.not directly go from 9 to18. There are supported
upgradepaths and you need to stick to those, but they are documented.
 
> 
> Not even Postgresql allows you to jump from ancient versions to the most
> modern version.  (No competent system makes you upgrade to the very next
> major version...)

Yes, sometimes you need to use an intermediate version, but those cases
are rare.

-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  If only the physical world exists, free will is an illusion.