"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Thu, May 19, 2016 at 3:32 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I do not recall anyone ever reporting something similar --- and that code
>> has been like that for a long time.
> I'd take Tom's word over mine :)
Well, my memory is often faulty ;-). But I did trawl the PG archives
for a bit, and didn't find anything quite like this. There are complaints
about PQcancel not working if the network is down, but no reports that it
hangs, as far as I can find.
regards, tom lane