On Thu, Oct 5, 2017 at 6:14 PM, Robert Haas <[email protected]> wrote: > On Thu, Oct 5, 2017 at 6:29 AM, Amit Kapila <[email protected]> wrote: >> Okay, but can't we try to pick the cheapest partial path for master >> backend and maybe master backend can try to work on a partial path >> which is already picked up by some worker. > > Well, the master backend is typically going to be the first process to > arrive at the Parallel Append because it's already running, whereas > the workers have to start. >
Sure, the leader can pick the cheapest partial path to start with. -- With Regards, Amit Kapila. EnterpriseDB: http://www.enterprisedb.com -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
