Github user mdaxini commented on a diff in the pull request:
https://github.com/apache/flink/pull/5424#discussion_r167064838
--- Diff: docs/dev/api_concepts.md ---
@@ -896,3 +896,54 @@ result type ```R``` for the final result. E.g. for a
histogram, ```V``` is a num
{% top %}
+## EXPERIMENTAL: Reinterpreting a pre-partitioned data stream as keyed
stream
--- End diff --
+1---
