Peter Eisentraut <peter.eisentraut@2ndquadrant.com> writes:
> On 12/11/2018 20:00, Tom Lane wrote:
>> Also, even if we had an arguably-better idea, I suspect that there would
>> always be cases where it didn't work. For example, one idea is to make
>> a temporary directory under the installation's normal socket directory
>> (thus, /tmp/pgXXXX/ or some such). But, if the normal socket directory
>> is not /tmp, we might find that pg_upgrade can't write there.
> We do exactly that in pg_regress and it's never been a problem.
Yeah, but pg_upgrade is used by a much wider variety of people
than pg_regress.
regards, tom lane