Re: Pg18 Recursive Crash - Mailing list pgsql-hackers

On Wed, Dec 18, 2024 at 7:45 PM David Rowley <dgrowleyml@gmail.com> wrote:
> On Wed, 18 Dec 2024 at 22:29, Richard Guo <guofenglinux@gmail.com> wrote:
> > Should we be concerned about passing a NULL TupleTableSlotOps in
> > nodeRecursiveUnion.c?
>
> I made it pass NULL on purpose because the slot type on the recursive
> union can be different on the inner and outer sides. Do you see issues
> with that?

I see.  I didn't notice any real issues with that; I was just flagged
by the XXX comment there, which raises the question of whether it's
worth working harder to determine the inputOps.

Thanks
Richard