January 2018
Intermediate to advanced
336 pages
7h 56m
English
Content preview from Microservices with Clojure
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Using Kafka as an event store
Apache Kafka is not just limited to a messaging system, it can also be used as a durable storage for immutable records and to build a streaming data pipeline on top of it. It is well suited for use cases such as website activity tracking, real-time monitoring, log aggregation, and processing streams of data. Any messages that are published on a Kafka topic are persisted on disk and replicated across Kafka servers based on the configuration for fault tolerance. Since Kafka guarantees the sequence of messages within a topic partition, it allows consumers to control their read position irrespective of other consumers of the same topic. The following example shows how the events published by a producer are made available ...
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