On Thu, Jan 21, 2016 at 3:52 PM, David Rowley <david.row...@2ndquadrant.com> wrote: > On 21 January 2016 at 15:53, Haribabu Kommi <kommi.harib...@gmail.com> > wrote: >> >> On Thu, Jan 21, 2016 at 1:33 PM, Haribabu Kommi >> <kommi.harib...@gmail.com> wrote: >> > >> > Here I attached updated patch of parallel aggregate based on the latest >> > changes in master. Still it lack of cost comparison of normal aggregate >> > to >> > parallel aggregate because of difficulty. This cost comparison is >> > required >> > in parallel aggregate as this is having some regression when the number >> > of groups are less in the query plan. >> > >> >> Updated patch is attached after removing a warning in building group >> aggregate path. > > > Hi, > > Thanks for updating the patch. I'd like to look at this with priority, but > can you post it on the Parallel Agg thread? that way anyone following there > can chime in over there rather than here. I've still got a bit of work to > do (in the not too distant future) on the serial/deserial part, so would be > better to keep this thread for discussion on that.
Thanks for the details. Sorry for sending parallel aggregate patch in this thread. I will take care of it from next time onward. Regards, Hari Babu Fujitsu Australia -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers