On Wed, Jul 7, 2021 at 10:30:15AM +0200, Luca Ferrari wrote: > On Wed, Jul 7, 2021 at 10:22 AM Peter Eisentraut > <peter.eisentr...@enterprisedb.com> wrote: > > Yeah, seems pretty pointless. You can just copy the data directory > > directly and get the same effect. pg_upgrade basically does a data > > directory copy plus some extra stuff to convert the system catalogs > > between versions, and if you don't need that second part, you might as > > well do the first part directly. > > > Agree on everything, but I was curious, since users sometime find ways > to do things that are almost insane!
Also, pg_upgrade will throw an error if copying from one version to the same version if there are tablespaces since the tablespace directory name is the catalog version name. -- Bruce Momjian <br...@momjian.us> https://momjian.us EDB https://enterprisedb.com If only the physical world exists, free will is an illusion.
