On 7 March 2016 at 20:55, MauMau <maumau...@gmail.com> wrote: > From: Craig Ringer > -------------------------------------------------- > We could help ORMs solve the N+1 SELECTs problem and help them avoid > transferring vast join projections unnecessarily. That'd make PostgreSQL > pretty compelling for exactly the users we're mostly too busy dismissing to > consider. > > I'd be interested in reaching out to some Hibernate/JPA and ActiveRecord > folks about how the DB could help the ORM and have been meaning to explore > this area for a while, but -ENOTIME. If anyone pursues it I'll be really > interested in hearing how things go. > -------------------------------------------------- > > You have various ideas and experience, don't you? > Are those ideas on ORMs beneficial exclusively to PostgreSQL or to all > DBMSs? I don't know the structure of ORMs allows for improvements to be > advantageous to a specific DBMS. >
Most ORMs have dialect layers for query generation, DB-specific customisations, etc. Whether they're flexible enough to handle this sort of change - I don't know. That's part of why I'd like to explore the ideas with ActiveRecord, Hibernate, JPA WG, etc folks. -- Craig Ringer http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
