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
>
>

Reply via email to