"Pavan Deolasee" <pavan.deolasee@gmail.com> writes:
> ... Yes. The HOT-updated status of the root and all intermediate
> tuples is cleared and their respective ctid pointers are made
> point to themselves.
Doesn't that destroy the knowledge that they form a tuple chain?
While it might be that no one cares any longer, it would seem more
reasonable to leave 'em chained together.
regards, tom lane