Apache Kafka Stream samples

• Streams DSL

  • Creating source streams from Kafka

  • Transform a stream

    • Stateless transformations

    • Stateful transformations

      • Aggregating
      • Joining
        • Join co-partitioning requirements
        • KStream-KStream Join
        • KTable-KTable Join
        • KTable-KTable Foreign-Key Join
        • KStream-KTable Join
        • KStream-GlobalKTable Join
      • Windowing
        • Tumbling time windows
        • Hopping time windows
        • Sliding time windows
        • Session Windows
        • Window Final Results
        • Window duration and joins

    • Applying processors and transformers (Processor API integration)

  • Controlling KTable emit rate

  • Writing streams back to Kafka

• Processor API

• Interactive Queries