Would reintroducing such a feature address some of Uber's concerns about multiple indexes? It could, and would do so without the implicit requirement of a foreign key; but it would also require a fast OID to CTID mapping.
On Tue, 26 Jul 2016 at 10:40 Guyren Howe <guyren@gmail.com> wrote:
Honestly, I've never heard of anyone doing that. But it sounds like they had good reasons.