On 23.05.18 11:31, Heikki Linnakangas wrote:
> I've been working on a patch to add a little cache to SubPlans, to speed
> up queries with correlated subqueries, where the same subquery is
> currently executed multiple times with the same parameters. The idea is
> to cache the result of the subplan, with the correlation vars as the
> cache key.
It looks like this patch might be "returned with feedback" for the moment?
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
