I’m pretty sure I implemented this like way back when I was at QCRI. Join was working on Postgres . No idea how it’s no longer there
On Sat, Dec 13, 2025 at 10:43 AM Zoi Kaoudi <[email protected]> wrote: > yes, let's wait for Juri and Mads to reply because they had a join > implementation for the Postgres platform but not sure if it has been merged > :) > > Best > -- > Zoi > > On 2025/12/13 15:22:24 "Treykorn, Felix" wrote: > > And to add to my last message: Joining on e.g. the Java platform works > well, even with data from different table sources. > > ________________________________ > > Von: Treykorn, Felix <[email protected]> > > Gesendet: Samstag, 13. Dezember 2025 16:19 > > An: [email protected] <[email protected]> > > Betreff: AW: Join with multiple sources on Jdbc > > > > Hi all, thanks for the plentiful replies. > > > > Yes, we wanted to join on the Postgres Platform. Ideally with data from > different table sources. > > > > Best, Felix > > ________________________________ > > Von: Alexander Alten <[email protected]> > > Gesendet: Samstag, 13. Dezember 2025 13:36 > > An: [email protected] <[email protected]> > > Betreff: Re: Join with multiple sources on Jdbc > > > > Ah, yes - that’s clarifies it. Good catch! > > > > —Alex > > > > > > > > -- > > Alexander Alten > > CTO & co-founder > > Scalytics - We Connect the World’s Data > > > > Subscribe < > https://www.linkedin.com/build-relation/newsletter-follow?entityUrn=7090206008454635520> > to our newsletter at LinkedIn <http://linkedin.com/company/databloom-ai> > > > > e: [email protected] > > ln: www.linkedin.com/in/alexanderalten/< > http://www.linkedin.com/in/alexanderalten/>< > http://www.linkedin.com/in/alexanderalten/< > http://www.linkedin.com/in/alexanderalten/>> < > https://linkedin.com/in/alexanderalten/> > > > > Book a meeting! <http://cal.com/alexanderalten> > > > > Disclaimer: Human written, please excuse typos. > > > > > On Dec 13, 2025, at 00:47, Kaustubh Beedkar <[email protected]> > wrote: > > > > > > HI Guys, from your code, particularly > > > > > > joinOperator.addTargetPlatform(Postgres.platform()); > > > > > > You want to join ON PostreSQL. I don't think this is implemented. > > > > > > @Alex: supporting two tables from the database or joining them is not > an issue but performing the join on the database is. > > > > > > Best, > > > Kaustubh > > > > > > > > >> On 12 Dec 2025, at 8:28 PM, Treykorn, Felix < > [email protected]> wrote: > > >> > > >> joinOperator.addTargetPlatform(Postgres.platform()); > > > > > > -- > > *Scalytics Connect* > > The foundation for secure, scalable, and transparent > > AI. > > www.scalytics.io<http://www.scalytics.io> <http://www.scalytics.io> > > > > -- Please consider the > > environment before printing this email -- > > > > Disclaimer: > > The content of this > > message is confidential. If you have received it by mistake, please > inform > > us by an email reply and then delete the message. It is forbidden to > copy, > > forward, or in any way reveal the contents of this message to anyone. The > > integrity and security of this email cannot be guaranteed over the > > Internet. Therefore, the sender will not be held liable for any damage > > caused by the message. > > >
