Amul Sul <sulamul@gmail.com> writes:
> There are other a bunch of hard errors from get_multirange_io_data(),
> get_range_io_data() and its subroutine can hit, shouldn't we care
> about those?
I think those are all "internal" errors, ie not reachable as a
consequence of bad input data.  Do you see a reason to think
differently?
            regards, tom lane