Re: preserving db/ts/relfilenode OIDs across pg_upgrade (was Re: storing an explicit nonce)

On Tue, Aug 17, 2021 at 11:56:30AM -0400, Robert Haas wrote:
> On Wed, Aug 11, 2021 at 3:41 AM Shruthi Gowda <gowdashru@gmail.com> wrote:
> > I have fixed all the issues and now the patch is working as expected.
> 
> Hi,
> 
> I'm changing the subject line since the patch does something which was
> discussed on that thread but isn't really related to the old email
> subject. In general, I think this patch is uncontroversial and in
> reasonably good shape. However, there's one part that I'm not too sure
> about. If Tom Lane happens to be paying attention to this thread, I
> think his feedback would be particularly useful, since he knows a lot
> about the inner workings of pg_dump. Opinions from anybody else would
> be great, too. Anyway, here's the hunk that worries me:

What is the value of preserving db/ts/relfilenode OIDs?

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

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