On 2019-Feb-10, Tom Lane wrote:
> Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> writes:
> > If we disregard the scenario were people downgrade across minor
> > versions, it's likely possible to produce SQL queries to transform from
> > the old arrangement to the new one, and include those in release notes
> > or a wiki page; not for this week's minors (ENOTIME) but maybe for the
> > next one.
>
> Dunno ... we couldn't force people to do that, so the server would have to
> be prepared to cope with either arrangement, which seems like an
> impossible mess.
True.
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services