Although it might not be immediately discernible with all the marketing hype occluding this space, there are a number of pronounced distinctions between a true knowledge graph and a graph database.
Quite simply, all graph vendors are not knowledge graph vendors—despite what they might say in their overall messaging and collateral materials.
In its quintessential form, a knowledge graph is a graph application that’s predicated on semantic technologies that contains—and connects—all the relevant data about a specific domain. Although there are proprietary versions, the original term knowledge graph expressly denoted a Resource Description Framework (RDF) graph that was designed to link together data via universal standards that support interoperability. These graphs can intelligently reason about the data they link with a capability that was foundational to the genesis of Artificial Intelligence.
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