Stream Processing, Windows & Watermarks

Tumbling, sliding, and session windows, event vs processing time, watermarks, stateful operators, and lambda vs kappa.

0 / 6 solved

Question Tags Difficulty Success

1. Whose Clock Counts

event-timeprocessing-time +1

Medium —

2. Turning the Dial

watermarklate-arriving-data +1

Medium —

3. Thirty Open Windows

sliding-windowstate-size +2

Medium —

4. The Silent Partition

flinkwatermark +1

Hard —

5. One Window Three Firings

watermarksallowed-lateness +2

Hard —

6. Fast Now Correct Later

triggerswatermarks +2

Hard —

Learning Resources

Apache Flink, event time and watermarks

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6 of 6 questions here are still unsolved.

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