What is Neo4j?
Neo4j is a graph database, reliable and fast for managing and querying highly connected data.
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What is Neo4j?
Neo4j is an open-source graph database supported by Neo Technology.Neo4j stores data in nodes connected by directed, typed relationships with properties on both, also known as a Property Graph.
Main features
- intuitive, using a graph model for data representation
- reliable, with full ACID transactions
- durable and fast, using a custom disk-based, native storage engine
- massively scalable, up to several billion nodes/relationships/properties
- highly-available, when distributed across multiple machines
- expressive, with a powerful, human readable graph query language
- fast, with a powerful traversal framework for high-speed graph queries
- embeddable, with a few small jars
- simple, accessible by a convenient REST interface or an object-oriented Java API
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Why Graphs
Emil Eifrem explains the secret behind websites like Twitter, Yelp and Facebook.
What is a Graph Database?
A graph database stores data in a graph, the most generic of data structures, capable of elegantly representing any kind of data in a highly accessible way.
Neo4j Reference Card
Visualize the concepts of the graph as a graph, how much more meta can you go?
Pragmatic Licensing Guide
Neo4j's enterprise editions are provided by Neo Technology for use in commercial, non open-source deployments.
The Neo4j Manual
The Neo4j Manual is the comprehensive resource for detailed information about Neo4j. You will find everything, from tutorials to extensive reference documentation on every aspect of the database.
Neo4j Server
Neo4j comes as standalone server. Easy to download and start. It has an accessible Web-UI and a comprehensive REST-API. Neo4j-Server is also available at Heroku and for cloud setup. The drivers for non-JVM languages all work with the Neo4j-Server
