On Tue, Oct 18, 2016 at 04:51:54PM +0200, Andreas Joseph Krogh wrote:
> > 2. Being able to move pg_largeobject to a different tablespace
> > *without* turning on system_table_mods. This is important for
> > people storing LOTS of large-objects on separate
> > disks (non-SSD) and hence in a different tablespace.
> > Anyone willing to discuss this?
> >
> This was proposed a few years ago but no one cared to draft a patch.
>
>
> So that why I'm re-raising the issue:-)
> Having "everything in the database" adds lots of benefits, conceptually
> (follows tx-semantics, consistent backups etc.), however it's currently not so
> easy in practice.
Yeah, rereading that old thread was interesting, and unfortunate that no
one mentioned the system catalog change would break pg_upgrade, though
pg_upgrade was not popular at the time that thread was started.
I think an open question is why you would not want to move the other
system tables at the same time you move pg_largeobject.
-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB
http://enterprisedb.com
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