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In the '''Conclusion''', the authors point … In the '''Conclusion''', the authors point out that storing the data in a relational database whose schema is based on the ontology at hand performed better than any of the other RDF stores. This is not particularly surprising, as it the most specialized, but least flexible, representation. I wonder if a hybrid approach in which database tables are constructed based on formal ontology descriptions (e.g., in RDFS or OWL), and triples using this vocabulary are stored in said specialized table, but other triples are stored using a more general approach (but within the same database) would be practical/useful, and how such a system would fare in this evaluation. What do you think? are in this evaluation. What do you think?
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