SL#136 - AWS Services (26/120) - Amazon Neptune: Property Graphs vs RDF, Gremlin vs openCypher vs SPARQL, and a Graph You Load and Traverse Yourself

A definition-first reference for Amazon Neptune: the storage model, the three query languages and why you only need one, what it really costs, and a runnable build that loads a small route network from S3 and traverses it with openCypher.