On Sun, Aug 19, 2012 at 12:06:30PM -0400, Tom Lane wrote:
While thinking about this I wondered whether it might be possible to
clean up the implementation of rules, and perhaps also get rid of some
of their semantic issues, by making the rule rewriter rely on WITH
and/or LATERAL, neither of
Six years ago, we punted on allowing rules to use OLD and NEW in
multi-row VALUES constructs, because we didn't have LATERAL:
http://archives.postgresql.org/pgsql-hackers/2006-08/msg00044.php
I thought maybe that restriction could be fixed now that we do have
LATERAL, and indeed the attached