Re: pg_upgrade does not upgrade pg_stat_statements properly

On Thu, Jul 29, 2021 at 06:29:11PM -0400, Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > On Thu, Jul 29, 2021 at 06:19:56PM -0400, Tom Lane wrote:
> >> I suggested awhile ago that pg_upgrade should look into
> >> pg_available_extensions in the new cluster, and prepare
> >> a script with ALTER EXTENSION UPDATE commands for
> >> anything that's installed but is not the (new cluster's)
> >> default version.
> 
> > I can do that, but I would think a pg_dump/restore would also have this
> > issue, so should this be more generic?
> 
> No, because dump/restore does not have this issue.  Regular pg_dump just
> issues "CREATE EXTENSION" commands, so you automatically get the target
> server's default version.

Oh, so pg_upgrade does it differently so the oids are preserved?

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

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