Re: pgsql: Fix assorted inconsistencies in GIN opclass support function dec

Alexander Korotkov <a.korotkov@postgrespro.ru> writes:
> On Wed, Jan 20, 2016 at 6:32 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> contrib/hstore/hstore--1.3.sql     |   12 ++++-----
>> contrib/intarray/intarray--1.1.sql |    8 +++---
>> contrib/tsearch2/tsearch2--1.0.sql |    4 +--

> Hmm...  Is it correct to change function signatures without extension
> version bump?  pg_upgraded clusters would remain with old version of these
> functions.  Once we have instances with same extension version but with
> different signatures of its functions, there is no correct way to refer
> these functions in future.  I think we should do the version bump in this
> case.

It doesn't really matter, though, because there simply isn't any need to
refer to these functions from SQL.  They are only useful as opclass
support functions.