Graph Databases
Graph Databases (GDbs):
- DBMSs that use graphs as the data model
But what kind of "graphs"?
- all graphs have nodes and edges, but are they ...
- directed or undirected, labelled or unlabelled?
- what kinds of labels? what datatypes?
- one graph or multiple graphs in each database?
Two major GDb data models: RDF, Property Graph
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