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OBDA Links

Content

• Introduction: A short description of Ontology-Based Data Access (OBDA), the OBDA architecture and motivations for OBDA and OBDA facilities for DIG 1.1
• DIG: A quick introduction to the DIG 1.1 protocol and the DIG 1.2 extension to support conjunctive queries.
• The core: The description of the OBDA extension to DIG 1.1, the core concepts and the base extension.
• Modules: Description of the modules mechanism that the OBDA extension to DIG provides to support specific types of sources and mappings.
• References.