Re: Wrong aggregate result when sorting by a NULL value

Hi,

On 2018-11-02 17:34:43 +0000, Andrew Gierth wrote:
> >>>>> "Andres" == Andres Freund <andres@anarazel.de> writes:
> 
>  >> Andres, do you have time to look at this right now?
> 
>  Andres> Thanks for bisecting.  I'll take a look later today.
> 
> Looks like this:
> 
> +           scratch.d.agg_strict_input_check.nargs = numInputs;
> 
> should have been pertrans->numTransInputs instead?

That looks like it's precisely the reason. I'll push something tomorrow
PST morning, crediting both you (diagnosis) and Tom (bisecting)
obviously, unless you prefer to do so yourself.

It's a bit sad that we don't have any tests that test this :/. I'll add
something for the specific case, but that'll obviously not be
exhaustive.

Greetings,

Andres Freund