There's a new generation of databases called graph databases in which all the entities are represented in graphical forms, consisting of nodes and edges. One such database is Neo4j. Gephi has the ability to consume data from the Neo4j database. In this recipe, you are going to learn about this.
Download and install Neo4j on your system. Also, download a sample dataset from http://neo4j.com/developer/example-data/. This page also has instructions to load this dataset into Neo4j.
The following steps illustrate how Gephi consumes data from Neo4j: