David Rowley <[email protected]> writes:
> On Fri, Jul 11, 2014 at 1:11 PM, Tom Lane <[email protected]> wrote:
>> Hm ... actually, there might be a better answer: what about transforming
>> WHERE (x,y) NOT IN (SELECT provably-not-null-values FROM ...)
>> to
>> WHERE <antijoin condition> AND x IS NOT NULL AND y IS NOT NULL
> I think this is the way to go.
> I'll try and get some time soon to look into adding the IS NOT NULL quals,
> unless you were thinking of looking again?
Go for it, I've got a lot of other stuff on my plate.
regards, tom lane
--
Sent via pgsql-hackers mailing list ([email protected])
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-hackers
