Re: PostgreSQL12 crash bug report

Andres Freund <andres@anarazel.de> writes:
> I just had a slightly crazy idea: What if we just blessed wholerow
> rowmark types? Then we'd pretty trivially have access to the relevant
> types?

What would be trivial about that?  You'd still need access to RTE-specific
information.  I'm a little worried about the extra load on the typcache,
too.

> Or alternatively even just add type information to the
> PlanRowMark for ROW_MARK_COPY instead of reconstructing it at runtime?

Maybe, but I'm not sure that leads to a less invasive solution.

            regards, tom lane