This is the powerpoint presentation of my paper: "Database-to-Ontology Mapping Generation for Semantic Interoperability", presented at the Third International Workshop on Database Interoperability (InterDB 2007), held in conjunction with VLDB 2007, Vienna, Austria, September 2007.

1. Database-to-Ontology Mapping Generation for Semantic Interoperability Raji Ghawi and Nadine Cullot Laboratoire Electronique, Informatique et Image UMR CNRS 5158 Université de Bourgogne, Dijon, FRANCE {raji.ghawi , nadine.cullot}@u-bourgogne.fr

5. OWSCIS Architecture Mapping Web Service Visualisation Web Service Query Decomposition Query Recomposition Query Web Service Data Provider Data Provider Mapping Directory Reference Ontology Tool Box Knowledge Base Module DB2OWL Database Data Provider Local Ontology End User Single Query Resolution Mappings Local Onto  Ref. Onto DB  Local Onto Expert

9. Example Database Schema PRESENCE StudentID SessionID DIPLOMA DiplomaID DiplomaName PERSON PersonID FirstName LastName HALL HallID HallName Building STUDENT StudentID StudentNumber DiplomaID LECTURER LecturerID LecturerR oom SESSION SessionID ModulID LecturerID HallID Time DiplomaID MODULE ModuleID ModuleName Primary key Foreign key

19. DB2OWL - Implementation Database DB Model tables constraints Ontology Model classes OWL Ontology JDBC Jena Mapping algorithm Mapping document Mapping Model

21. Thank you for your attention