Reading Time: 2 minutes In this blog we will learn how to read data from cassandra source connector and write it to the kafka topic. Cassandra source connector is used to read the data from the tables and write it into the Kafka topic in JSON format. PREREQUISITES Installation of Apache Cassandra Installation of Kafka and Kafka connect CONFIGURING CASSANDRA CONNECTOR The connectors are configured using Kafka Connect Query Language Continue Reading
Reading Time: 4 minutes In my previous blogs I discussed about akka-streams , materialization and graphs in akka-stream . It was so easy to create sources, sinks and flows and connect them using methods and create runnable graphs. Now consider a situation where I’m getting data from Kafka and want to push it in Cassandra or Elasticsearch ? How to create such source or flow or sink that can Continue Reading
Reading Time: 7 minutes Alpakka project is an open-source initiative to implement stream aware and reactive pipelines using Java and Scala which is built on top of Akka streams and specially designed to provide a DSL for reactive and stream-oriented programming with built-in support for backpressure to avoid the flood of data. As a reference, Akka streams supports reactive streams and JDK 9+ compliant implementation and therefore fully interoperable Continue Reading
