Hi Krzysztof, I'm not aware of any plans on this topic.
Best regards, Martijn On Wed, Oct 19, 2022 at 3:56 AM yuxia <luoyu...@alumni.sjtu.edu.cn> wrote: > AFAK，there's no any plan/ticket for it. If you think it's needed to be > supported, you can create a tiket in jira[1] for it. > [1] https://issues.apache.org/jira/projects/FLINK/summary > > Best regards, > Yuxia > > ------------------------------ > *发件人: *"Krzysztof Chmielewski" <krzysiek.chmielew...@gmail.com> > *收件人: *"User" <user@flink.apache.org> > *发送时间: *星期二, 2022年 10 月 18日 下午 3:28:26 > *主题: *SQL Lookup join on nested field > > Hi all, > I have found an old thread [1] where there was a question about SQL joins > on nested fields. > > The conclusion was that (quote): > > > *"temporal table join doesn't support join on a nested join.In blink > planner, a temporal table join will be translated into lookup joinwhich > will use the equality condition fields as the lookup keys."* > > The thread is from 2020 and I was wondering if there is any plan/ticket > about adding support for nested fields to lookup join/temporal join > > I've checked this use case on Flink 1.15.2 and it seems still not > supported. > > [1] https://lists.apache.org/thread/o3fc5lrqf6dbkl9pm0rp2mqyt7mcnsv3 > > Best Regards, > Krzysztof Chmielewski > SQL join on nested field > >
