Re: constraint exclusion and nulls in IN (..) clause

On Thu, Feb 1, 2018 at 2:23 PM, Amit Langote
<Langote_Amit_f8@lab.ntt.co.jp> wrote:
>
> Yeah, the patch in its current form is wrong, because it will give wrong
> answers if the operator being used in a SAOP is non-strict.  I modified
> the patch to consider operator strictness before doing anything with nulls.

That's fine, but I am not sure whether this fits constraint
exclusion's charter. Please add this patch to the next commitfest so
that we can have a better opinion.


-- 
Best Wishes,
Ashutosh Bapat
EnterpriseDB Corporation
The Postgres Database Company