Re: [DISCUSS][Format][Flight] Long-running queries support

2023-08-07 Thread Sutou Kouhei
Hi David, Thanks for sharing the Spark information. I agree with you understanding. Thanks for summarizing this. If anyone has any comments about our long-running queries approach, please share your comment on this thread, issue or PR: Issue: https://github.com/apache/arrow/issues/36155 PR:

Dremio/InfluxDB webinar next week!

2023-08-07 Thread Caitlin Croft
Hi gang, Andrew Lamb provided me with these 2 email aliases - I'm excited to share with the community InfluxData is hosting a webinar next week about "Best Practices for Leveraging the Apache Arrow Ecosystem

Re: Acero and Substrait: How to select struct field from a struct column?

2023-08-07 Thread Weston Pace
> But I can't figure out how to express "select struct field 0 from field 2 > of the original table where field 2 is a struct column" > > Any idea how the substrait message should look like for the above? I believe it would be: ``` "expression": { "selection": { "direct_reference": {