2017-02-08 17:06 GMT+01:00 Robert Haas <robertmh...@gmail.com>: > On Mon, Feb 6, 2017 at 6:51 AM, Ruben Buchatskiy <ru...@ispras.ru> wrote: > > 2017-01-10 12:53 GMT+03:00 Alexander Korotkov <a.korot...@postgrespro.ru > >: > >> 1. What project ideas we have? > > > > We would like to propose a project on rewriting PostgreSQL executor from > > > > traditional Volcano-style [1] to so-called push-based architecture as > > implemented in > > > > Hyper [2][3] and VitesseDB [4]. The idea is to reverse the direction of > data > > flow > > > > control: instead of pulling up tuples one-by-one with ExecProcNode(), we > > suggest > > > > pushing them from below to top until blocking operator (e.g. > Aggregation) is > > > > encountered. There’s a good example and more detailed explanation for > this > > approach in [2]. > > I think this very possibly a good idea but extremely unlikely to be > something that a college student or graduate student can complete in > one summer. More like an existing expert developer and a year of > doing not much else. >
+1 Pavel > > -- > Robert Haas > EnterpriseDB: http://www.enterprisedb.com > The Enterprise PostgreSQL Company > > > -- > Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-hackers >
