Outline

• Database issues for RDF metadata management

  • The Data Independence Issue
  • The Query Language Issue
  • The Model Issue

• RDF Query Language: RQL

  • Querying Large RDF Schemas
  • Filtering/Navigating Complex RDF
    descriptions

• Storing Voluminous RDF descriptions

  • Alternative DB representations
  • Performance Figures

• The ICS-FORTH RDFSuite

• Conclusions and remaining issues

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