Scylla 1.0.1 recently released, is the world’s fastest NoSQL database store compatible with Apache Cassandra. Scylla will work with existing Cassandra CQL clients. However, mixed clusters of Scylla and Cassandra nodes are not supported. A Scylla node cannot join a Cassandra cluster, and a Cassandra node cannot join a Scylla cluster. This release is a bug fixing release of Scylla 1.0 stable branch. 1.0.1. Scylla 1.0.1 Changelog An error message generated when a malformed SSTable is read may be formatted incorrectly in Scylla 1.
Redis is an open source, ‘NOSQL’, in-memory, advanced key-value store with optional durability and its written in ANSI C. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets. Redis 2.8.9 only has new features introduced, no bugs fixed: The HyperLogLog data structure. You can read more about it in this blog post. http://antirez.com/news/75 The Sorted Set data type has now support for lexicographic range queries, check the new commands ZRANGEBYLEX, ZLEXCOUNT and ZREMRANGEBYLEX Install Redis 2.