The graph database team at Oracle has released a Protege Plugin for Oracle Database as well as Oracle NoSQL Database Enterprise Edition Release 2.0.39. This plugin allows an easy integration of Protege 4.1's visual ontology editing functions with the robust semantic data management capabilities provided by Oracle Database and Oracle NoSQL Database EE.
To get this plugin, go to the following website:
http://www.oracle.com/technetwork/products/nosqldb/downloads/index.html
and download the following release bundle. Note that one needs to accept the OTN License Agreement.
http://download.oracle.com/otn/nosql-database/rdf_graph_for_nosql_database.zip
The installation guide (Oracle_Protege_Plugin.pdf) and the plugin binary (OraclePlugin.jar)
are located under the protege_plugin/ directory of the above zip file.
Cheers
Oracle Spatial & Graph Team