Peter Geoghegan <pg@bowt.ie> writes:
> On Fri, Mar 1, 2019 at 11:56 AM Robert Haas <robertmhaas@gmail.com> wrote:
>> It would be neat if there were a tool you could run to somehow tell
>> you whether catversion needs to be changed for a given patch.
> That seems infeasible because of stored rules. A lot of things bleed
> into that. We could certainly do better at documenting this on the
> "committing checklist" page, though.
A first approximation to that is "did you touch readfuncs.c", though
that rule will give a false positive if you only changed Plan nodes.
regards, tom lane