I've marked this patch as returned with feedback. It's been sitting in
the CF without any response from the author since September, and it's
not quite clear we actually want/need this feature. If needed, the patch
can be resubmitted for 2020-03.
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services