Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> Oh, maybe I do see. If we pass it to smgropen() and stash it in the
> SMgrRelation, we don't have to keep supplying it later on, maybe?
Right. I'm unsure whether we should push it into the RelFileNode
struct itself, but even having it in SMgrRelation ought to cut out
a few places where it now has to be passed separately.
regards, tom lane