Ayush Tiwari shows how to join a pair of streams in Apache Spark 2.3:
In Spark 2.3, it added support for stream-stream joins, i.e, we can join two streaming Datasets/DataFrames and in this blog we are going to see how beautifully spark now give support for joining the two streaming dataframes.
I this example, I am going to use
Apache Spark 2.3.0 Apache Kafka 0.11.0.1 Scala 2.11.8
Click through for the demo.