1. Information mediators
Carlos R. Rivero

2. Roadmap Introduction Vocabulary Proposal Conclusions

3. Enterprise Info. Integration
Flight
Travel
Hotel

4. Data Translation Source Target Flight Travel Hotel Source Data
Target Data

5. Mediator Source Target Flight Travel Hotel Source Data Target Data

6. Query Mappings Source Target Flight Travel Hotel Source Data
INSERT INTO TargetData …
SELECT … FROM SourceData
WHERE …
Hotel
Source Data
Target Data
Query Engine

7. Roadmap Introduction Vocabulary Proposal Conclusions

8. Hotel, Flight, Travel
Flight
Travel
Hotel

9. Source and target ontologies

10. Correspondences

11. Correspondences

12. Correspondences

13. Restrictions

14. Restrictions

15. Restrictions

16. All

17. Mapping

18. Query Mapping CONSTRUCT { ?travel rdf:type tgt:Travel . … WHERE {
?fb rdf:type src:FlightBooking .

19. Data Translation

20. Roadmap Introduction Vocabulary Proposal Conclusions

21. Algorithm

22. Validation
11 scenarios
Ontology Evolution
Information Integration

23. Performance
23 parameterised scenarios

24. Roadmap Introduction Vocabulary Proposal Conclusions

25. Conclusions
It is possible to automatically generate a tractable set of query mappings
Current technology support data translation by means of query mappings

26. THANKS!