Michael Paquier <michael@paquier.xyz> writes:
> On Mon, Jul 08, 2019 at 03:21:41PM -0400, Tom Lane wrote:
>> Having said that, join_hash.sql in particular seems to have zero
>> value if it's not testing hash joins, so I think it'd be reasonable
>> for it to override a global enable_hashjoin = off setting. None of
>> the other regression test scripts seem to take nearly as much of a
>> performance hit from globally forcing poor plans.
> I am a bit confused here. Don't you mean to have enable_hashjoin =
> *on* at the top of hash_join.sql instead like in the attached?
Right, overriding any enable_hashjoin = off that might've come from
PGOPTIONS or wherever.
regards, tom lane