Andrew>You and I clearly have a different idea from what constitutes a concrete Andrew>proposal. This is hardly the ghost of a proposal.
Can you please clarify what is a proposal from your point of view? Is it documented? I think I have read the relevant TODO items: https://wiki.postgresql.org/wiki/Developer_FAQ#What_do_I_do_after_choosing_an_item_to_work_on.3F Wiki clearly suggests posting a mail to pgsql-hackers before starting work. Vladimir