When Relationships are the Data
Over in a corner of the NoSQL world, hidden among the key-value stores, the document stores Couchbase, MongoDB, and the column stores like Cassandra, lies the Graph Databases.
Before relational databases, there were network databases, which are actually quite similar in concept to graph databases. SQL and the relational world came along and was clearly a better fit for the modern workload, which was largely oriented to working with numbers. Now, what matters has expanded and graph databases make a strong value proposition for their intended workload. That workload is highly connected data and includes navigating social networks, configurations, and recommendations. With the high interest ...