On Wed, Dec 04, 2019 at 06:55:43PM -0800, Jeff Davis wrote:
>
> Thanks very much for a great review! I've attached a new patch.
Hi,
About the `TODO: project needed attributes only` in your patch, when
would the input tuple contain columns not needed? It seems like anything
you can project has to be in the group or aggregates.
--
Melanie Plageman & Adam