The last five years have seen a growing volume and complexity of ontologies and large-scale linked data available, which present a pressing need for efficient and scalable ontology reasoning services. Major technology vendors are starting to embrace semantic technologies by supporting new standards and integrating with state of the art semantic tools. For example, in their new release 12.1, Oracle Spatial and Graph supports both RDF and OWL2-EL natively, and integrates with an OWL2-DL reasoner (TrOWL) via OWL-DBC.
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