On ons, 2012-03-14 at 17:36 -0400, Bruce Momjian wrote:
> Well, I have not had to make major adjustments to pg_upgrade since 9.0,
> meaning the code is almost complete unchanged and does not require
> additional testing for each major release. If we go down the road of
> dumping stats, we will need to adjust for stats changes and test this to
> make sure we have made the proper adjustment for every major release.
I think this could be budgeted under keeping pg_dump backward
compatible. You have to do that anyway for each catalog change, and so
doing something extra for a pg_statistic change should be too shocking.