Re: Collation versioning

On Wed, Mar 18, 2020 at 09:29:55PM +0100, Peter Eisentraut wrote:
> On 2020-03-17 18:43, Julien Rouhaud wrote:
> > On Tue, Mar 17, 2020 at 05:31:47PM +0100, Christoph Berg wrote:
> > > Re: Peter Eisentraut 2020-03-17<fd8d4475-85ad-506f-2dda-f4d6e66785bc@2ndquadrant.com>
> > > > Did we discuss the regcollation type?  In the current patch set, it's only
> > > > used in two places in a new regression test, where it can easily be replaced
> > > > by a join.  Do we need it?
> > 
> > I originally wrote it for a previous version of the patchset, to shorten the
> > pg_dump query, but that went out when I replaced the DDL command with native
> > functions instead.  It didn't seem to hurt to keep it, so I relied on it in the
> > regression tests.
> 
> OK, I have committed the regcollation patch, and some surrounding cleanup of
> the reg* types documentation.

Thanks!

> Note that your patch updated the pg_upgrade documentation to say that tables
> with regcollation columns cannot be upgraded but didn't actually patch the
> pg_upgrade code to make that happen.

Oh right, sorry for that I shouldn't have miss it:(