Re: Plan invalidation design

Lukas Kahwe Smith <smith@pooteeweet.org> writes:
> I remember that there was discussion about invalidating plans who's 
> estimated cost turn out to be severely off when executed.

That's something we might think about after the infrastructure is in
place.  But the question to answer is why the re-plan won't yield
just the same plan as before.
        regards, tom lane