ksqlDB is a database purpose-built for stream processing applications with SQL syntax. If you are interested to get started or know someone who’d like to learn more, these free resources may be helpful to you:
Course: ksqlDB 101
Tutorial: Count a Stream of Events Using ksqlDB
Blog: A Guide to ksqlDB Fundamentals and Stream Processing Concepts
Podcast: ksqlDB Fundamentals: How Apache Kafka, SQL, and ksqlDB Work Together ft. Simon Aubury
Live meetup: Free ksqlDB 101 Training with Live Walkthrough Exercise | Dec. 14 at 5:00pm PST