title: What is the difference between graph-based databases and object-oriented databases?
body: <p>What is the difference between graph-based databases (<a href="http://neo4j.org/" rel="noreferrer">http://neo4j.org/</a>) and object-oriented databases (<a href="http://www.db4o.com/" rel="noreferrer">http://www.db4o.com/</a>)?</p>