I have the impression that this thread has lost focus on the idea of
producing a backpatchable bugfix. The last proposed patch has a lot of
new mechanism that doesn't seem suitable for backpatch. I could be
wrong of course.
--
Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/
"[PostgreSQL] is a great group; in my opinion it is THE best open source
development communities in existence anywhere." (Lamar Owen)