Thank you a lot! At Mon, 14 Dec 2015 17:51:41 +0900, Amit Langote <langote_amit...@lab.ntt.co.jp> wrote in <566e831d.1050...@lab.ntt.co.jp> > > Hi, > > On 2015/12/14 17:34, Kyotaro HORIGUCHI wrote: > > At Tue, 8 Dec 2015 10:40:20 -0500, Robert Haas <robertmh...@gmail.com> wrote > >> But is it important enough to be worthwhile? Maybe, maybe not. I > >> think we should be working toward a world where the Gather is at the > >> top of the plan tree as often as possible, in which case > >> asynchronously kicking off a Gather node won't be that exciting any > >> more - see notes on the "parallelism + sorting" thread where I talk > >> about primitives that would allow massively parallel merge joins, > >> rather than 2 or 3 way parallel. > > > > Could you give me the subject of the thread? Or important message > > of that. > > I think that would be the following thread: > > * parallelism and sorting * > http://www.postgresql.org/message-id/ca+tgmoyh4zsqmgqiyra7zo1rbbvg1qhn1fjt5q0fpw+q0xa...@mail.gmail.com
Thank you for the pointer. I'll read it. # It's hard for me to do eyeball-greping on English texts.. regards, -- Kyotaro Horiguchi NTT Open Source Software Center -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
