Re: invalid constraint type "n" when using pg_catalog.pg_get_constraintdef() on pg17, regression from pg16

On Thu, Dec 12, 2024, at 9:37 AM, David G. Johnston wrote:
> On Thu, Dec 12, 2024 at 7:14 AM David G. Johnston <david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
>> On Thursday, December 12, 2024, Mike Bayer <mike_mp(at)zzzcomputing(dot)com> wrote:
>>>
>>> $ psql -U scott -h pg17 test
>>> Password for user scott:
>>> psql (16.3, server 17.2)
>>> WARNING: psql major version 16, server major version 17.
>>> Some psql features might not work.
>>
>> This is apparently just such a feature…
>>
>
> My bad, ignore this, I saw this and ended up thinking the complaint was against psql, not the server-internals.
>
> David J.

correct, this is observed using all Python postgresql drivers, I was using psql to make an easy repro