Re: Sorting in a WindowedDataStream

2015-04-14 Thread Márton Balassi
Dear Niklas, To do that you can use WindowedDataStream.mapWindow(). This gives you an iterator to all the records in the window and you can do whatever you wish with them. One thing to note if sorting windows of the stream might add considerable latency to your job. Best, Marton On Tue, Apr 14

Sorting in a WindowedDataStream

2015-04-14 Thread Niklas Semmler
Hello there, What functions should be used to aggregate (unordered) tuples for every window in a WindowedDataStream to a (ordered) list? Neither foldWindow nor reduceWindow seems to be applicable, and aggregate does not, to my understanding, take user-defined functions. To get started with