Heikki Linnakangas <heikki(at)enterprisedb(dot)com> writes:
> Is anyone working on plan invalidation? I might take a stab at it during
> the 8.3 cycle. I haven't given it any thought yet, I thought I'd check
> first to avoid duplicate work.
I'd been planning to tackle it too, but would be happy to let someone
else do it; or we could cooperate.
regards, tom lane