Apache Kafka is a publish-subscribe open source message broker application. This messaging application was coded in “Scala”. Basically, this project was started by the Apache software. Kafka’s design pattern is mainly based on the transactional logs design.
For detailed understanding of Kafka, go through,
Kafka Tutorial.
The most important elements of Kafka are:
- Topic – Kafka Topic is the bunch or a collection of messages.
- Producer – In Kafka, Producers issue communications as well as publishes messages to a Kafka topic.
- Consumer – Kafka Consumers subscribes to a topic(s) and also reads and processes messages from the topic(s).