This article is a continuation of part 1 Kafka technical overview, part 2 Kafka producer overview, part 3 Kafka producer delivery semantics and part 4 Kafka consumer overview. Let's understand different consumer configurations and consumer delivery semantics.
Subscribe
To read records from Kafka topic, create an instance of Kafka consumer and subscribe to one or more of Kafka topics. You can subscribe to a list of topics using regular expressions, for example, myTopic.*.