For our next adventure in Java microservices, we want to expand our system for book review data. While books and authors are well-suited for a document database such as MongoDB, once you add reviews to the mix, the importance of the relationships makes this project better suited for a graph database. This way, we can utilize relationships between the different …

Jakarta EE, previously Java EE, is a set of specifications that enables the world wide community of Java developers to work on cloud native Java enterprise applications. It is an open source project maintained by the Eclipse Foundation. Jakarta Concurrency is a small, but fundamental, specification under the Jakarta EE umbrella. As project lead, I provide more information on what …

Image: Pixabay Editor’s note: This story originally ran on July 27, 2021, the day that Apache Cassandra 4.0 was released. Today is a big day for those of us in the Apache Cassandra community. After a long uphill climb, Apache Cassandra 4.0 has finally shipped. I say finally, because it has at times seemed like an elusive goal. I’ve been involved in the Cassandra …