Bruce Momjian <br...@momjian.us> writes:
> I would like to apply this patch to master because I think our current
> deficiencies in this area are unacceptable.
I do not think this is a particularly good idea, because it creates
the impression in a couple of places that we track this data, when
we do not really do so to any meaningful extent.
> An alternate approach would
> be to remove pg_attribute.attndims so we don't even try to preserve
> dimensionality.
I could get behind that, perhaps. It looks like we're not using the
field in any meaningful way, and we could simplify TupleDescInitEntry
and perhaps some other APIs.
regards, tom lane
