I ignore emails that have “HELP” and exclamation points in the title.
> On Apr 19, 2018, at 10:02 AM, Gia Thuan Lam <duckladyd...@gmail.com> wrote: > > To honorable Calcite developers, > > thank you for creating Calcite. I find Calcite very interesting and if > working, it will be very suitable for my job. However, in the middle > of my learning, the tutorial for Calcite streaming does not seem to > work. Therefore, I am writing to you with the hope that you can help > me clarify some confusions about Calcite streaming. > > In details, I am following this tutorial > "https://calcite.apache.org/docs/stream.html"; and currently get stuck > at section "Tumbling windows, improved", but I keep getting the error > "cannot translate call TUMBLE($t0, $t4) (state=,code=0)", which, > according to the source code, happens because there is > no implementation for TUMBLE. However, when I checked the previous > release notes, it seems that TUMBLE should have been available since > version 1.12. It was even improved once in version 1.13, and since you > were able to create the test case in the tutorial, it should still be > available. I am not the only one stuck at this error but my whole team > are stuck together. > > I wonder if it is possible for you to tell me how you could create the > test case? Maybe you used a different version? I have tried version > 1.16, 1.15, 1.12 and the latest version on Github, but all gave me the > same error. I am currently testing it on your sample data at > example/csv/target/test-classes/order-stream-table.json (of course, I > changed the field names to be suitable for the sample queries). > > Thank you very much for your time and consideration. I am looking > forward to hearing from you. > LAM GIA THUAN > Informatikstudent an der FH Frankfurt
