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. -- 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
