Re: Default setting for enable_hashagg_disk

On Fri, 2020-07-10 at 13:46 -0400, Tom Lane wrote:
> I looked over Peter's patch in [1], and it seems generally pretty
> sane to me, though I concur with the idea that it'd be better to
> define the GUC as a multiplier for work_mem.  (For one thing, we
> could
> then easily limit it to be at least 1.0, ensuring sanity; also, if
> work_mem does eventually become more dynamic than it is now, we might
> still be able to salvage this knob as something useful.  Or if not,
> we just rip it out.)  So my vote is for moving in that direction.

In that case, I will hold off on my "escape-hatch" GUC.

Regards,
    Jeff Davis