Everything you need to implement stream processing on Apache Kafka? using Kafka Streams and the kqsIDB event streaming database.This totally revised new edition of Kafka Streams in Action has been expanded to cover more of the Kafka platform used for building event- based applications. You’ll also find full coverage of ksqlDB, an event streaming database purpose-built for stream processing applications. Kafka Streams in Action, Second Edition teaches you to implement stream processing within the Kafka platform. In this easy-to-follow book, you’ll explore real-world examples to collect, transform, and aggregate data, work with multiple processors, and handle real-time events. You’ll also dive into processing event data with ksqlDB. Practical to the very end, it finishes with testing and operational aspects, such as monitoring, debugging, and gives you the opportunity to explore a few end-to-end projects. Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications.