Kevin Grittner <kgrittn(at)gmail(dot)com> writes:
> On Wed, Jul 27, 2016 at 1:47 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> this would require an initdb because it changes the
>> representation of stored rules for cases like this,
> So pg_upgrade would not work at all for the version this goes into,
No, pg_upgrade wouldn't have a problem. The entire point of pg_upgrade
is to cope with system catalog changes.
regards, tom lane