Rushabh Lathia <rushabh(dot)lathia(at)gmail(dot)com> writes:
> PFA patch, where added elog() to add the error message same as all other
> places.
Some looking around says that this *isn't* the only place that just
blithely assumes that it will find an opfamily entry. But I agree
that not checking for that isn't up to project standards.
regards, tom lane