Re: Fix gin index cost estimation

Alexander Korotkov <aekorotkov@gmail.com> writes:
> I'm going to push this and backpatch to all supported versions if no objections.

Push yes, but I'd counsel against back-patching.  People don't
generally like unexpected plan changes in stable versions, and
that's what a costing change could produce.  There's no argument
that we are fixing a failure or wrong answer here, so it doesn't
seem like back-patch material.

            regards, tom lane