Galera Cluster vs OlegDB: What are the differences?

What is Galera Cluster? A Multi-Master Cluster based on synchronous replication for MySQL. It’s an easy-to-use, high-availability solution, which provides high system up-time, no data loss and scalability for future growth. You can Keep it up and running 24/7. Putting our expertise to use will help you avoid trial and error.

What is OlegDB? A database that meets the bottom line head-on. It is a concurrent, pretty fast K/V hashtable with an Go frontend. It uses the Murmur3 hashing algorithm to hash and index keys. It operates under a startling new enterprise-ready paradigm which we call MAYO: Marginally available Yolk and Oil database.

Galera Cluster can be classified as a tool in the "Database Cluster Management" category, while OlegDB is grouped under "Databases".

Some of the features offered by Galera Cluster are:

• True Multi-master Read and write to any node at any time
• Synchronous Replication No slave lag, no data is lost at node crash
• Tightly Coupled All nodes hold the same state

On the other hand, OlegDB provides the following key features:

• Keeps track of currently inserted nodes via a splay tree
• LZ4 Compression
• Enterprise-ready paradigm

Galera Cluster is an open source tool with 291 GitHub stars and 120 GitHub forks. Here's a link to Galera Cluster's open source repository on GitHub.