Andrew Dunstan <andrew@dunslane.net> writes:
> Next question: what do we do if a direct-called function calls
> return_next()? That at least must surely take effect in the caller's
> context - the callee won't have anywhere to stash the the results at all.
Whatever do you mean by "take effect in the caller's context"? I surely
hope it's not "return the row to the caller's caller, who likely isn't
expecting anything of the kind".
I suspect Tim will just answer that he isn't going to try to
short-circuit the call path for set-returning functions.
regards, tom lane
