By the way, a principle I would follow when composing windows is that all that
comes out of a query is simply data values. I don’t think this is
controversial. But I don’t want anyone to suggest that we pass fuzzy concepts
like “window instances” from sub-query to enclosing query.
Julian
>
Have you considered using TUMBLE_START? This is an inclusive bound, so you
should be able to compose windows.
It’s possible that TUMBLE_START isn’t returning the right value yet, e.g. see
Hi everyone,
we are very happy to support TUMBLE/HOP/SESSION in our upcoming Flink
1.3 release. However, there are some problems regarding nested window
queries that we would like to discuss with the Calcite community.
Take the following query:
SELECT
rowtime, SUM(x)
FROM (
SELECT