A demonstration of leveraging a stream-to-table join in Kafka Streams.
Insights
Since Apache Druid 29, first and last aggregations for numerical values can be performed at ingestion.
This expands the use cases of roll-ups.
We’ll showcase an example and provide insights into additional use cases for Druid rollups.
Make your Apache Kafka operational and development faster by typing less.
A second command-line tool has been added to ktools. The command kafka-console-consumer-filter allows for filtering JSON,
JSON Schema, and Avro serialized messages by JSON Path expressions. In addition to filtering a message, JSON Paths
can also be used for highlighting elements within the JSON.
Truncating an Apache Kafka Topic is not an easy task. Typically, I have done this by deleting and recreating a topic,
which isn’t always easy or possible. While truncating a topic is something that should never be done in production,
it is quite useful in development. With this in mind, kafka-topic-truncate CLI was created.
Join Kris Jenkins and Neil Buesing discussing Apache Kafka on Kris’ podcast Developer Voices.