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Like a complex system grid or an air-traffic-control map, a graph database is represented as a network of nodes and connections called a labeled property graph. The nodes, which appear as circles or squares, represent entities such as people, products, companies or orders.
In Neo4j, the connections between database nodes are called relationships, and those relationships are as important as the nodes they connect.
“We were able to go from 48 Cassandra instances to three Neo4j instances. Going into the project, we weren’t sure whether that was going to be possible,” said David Fox, Software Engineer at Adobe.
Adobe runs Behance, a social network where digital artists share portfolios, learn from one another, and showcase their work. The activity feed is a key feature of the site and part of the home page. When long-time Neo4j community member David Fox joined Adobe, he saw how a graph database could make this feature sing.