A 30-min podcast with @H.P. Grahsl (or @Hans-Peter Grahsl) about User-Defined Functions in Stream Processing Topics discussed: • Kryptonite 4 Kafka - open source client-silde field-level encryption library (including Flink UDFs) • UDFs in Stream Processing with Flink focus: ◦ Use cases (vector embeddings, in-flight vector search & ai-inference ◦ Compartmentalization of complex logic in declarative pipelines ◦ Types of UDFs (Async, PTFs) ◦ How UDFs can help in older Flink deployments Happy to get some feedback, but in general - enjoy!