Graph_database

TwitterFacebook
Get flash to fully experience Pearltrees
A graph database uses graph structures with nodes, edges, and properties to represent and store data. By definition, a graph database is any storage system that provides index-free adjacency.

Graph database - Wikipedia, the free encyclopedia

http://en.wikipedia.org/wiki/Graph_database
http://neo4j.org/

neo4j open source nosql graph database »

Spring Data Neo4j E-book Available Now!
http://www.infinitegraph.com/

InfiniteGraph: The Distributed Graph Database for the Cloud and Beyond

InfiniteGraph is the proven , distributed graph database , designed to help developers "connect the dots" in big data, in real-time.