Re: postgres_fdw: Handle boolean comparison predicates - Mailing list pgsql-hackers

Cary Huang <cary.huang@highgo.ca> writes:
> I also agree with Ashutosh that the "IS NOT TRUE" case can be simplified to just "IS FALSE". it's simpler to
understand.

Uh ... surely that's just wrong?

regression=# select null is not true;
 ?column?
----------
 t
(1 row)

regression=# select null is false;
 ?column?
----------
 f
(1 row)

            regards, tom lane