KSQL December Release: Streaming SQL for Apache Kafka | Confluent

What this post added

Introduced Avro support for KSQL through integration with Confluent Schema Registry, enabling automatic schema inference and conversion between Avro, JSON, and delimited formats. Added the ability to join streams and tables regardless of their underlying data formats. Enhanced metrics and observability with DESCRIBE EXTENDED and EXPLAIN statements for streams, tables, and queries. Improved KSQL server startup time and resource utilization by detecting and avoiding redundant processing topologies.