Comparing Apache Cassandra 4.0, 3.0, and ScyllaDB

How does Cassandra 4.0’s performance compare to Cassandra 3.11’s? What’s been fixed in 4.0 and what remains unchanged? Should you upgrade or consider other options? We’ll answer these questions and more, based on our extensive benchmarks comparing Cassandra 4.0 against Cassandra 3.11.