On Fri, Jun 24, 2016 at 3:05 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I think we should do that. Why do you say that you're not sure how
>> much it will help?
>
> Well, it won't run automatically --- unless someone spins up a buildfarm
> machine that adds that symbol to CPPFLAGS, and even then we'd only have
> coverage on one platform.
I think that this is an argument against further proliferation of
#define's for this kind of thing, not an argument against adding a way
to force tuplesort based hash index builds.
--
Peter Geoghegan