VoltDB has partnered with Confluent and completed development and certification of its Sink Connector for Confluent Open Source, based on Apache Kafka, utilizing Kafka's Connect API.

Kafka Connect is an open source framework for developing the producer (source) and consumer (sink) applications that link external data stores to the Kafka cluster. It simplifies and standardizes ...

The new connector integrates Oracle and Kafka, as well as the traditional OLTP and modern big data technology ecosystems. But it's not free and it's not for use with open source Kafka clusters.