Database-to-Ontology Mapping Generation for Semantic Interoperability

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

Outlines ,[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

OWSCIS O ntology and W eb S ervices based C ooperation of I nformation S ources ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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

Database to Ontology mapping ,[object Object],Database to ontology mapping Complex Direct Data migration Query Driven Massive Dump Mapping database to already existing ontology Creating ontology from database Mapping definition Mapping definition

DB2OWL ,[object Object],[object Object],[object Object],[object Object]

Mapping Process in DB2OWL ,[object Object],[object Object],[object Object]

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

Table’s particular cases : Case 1 ,[object Object],[object Object],PRESENCE StudentID SessionID STUDENT StudentID StudentNumber DiplomaID SESSION SessionID ModulID LecturerID HallID Time

Table’s particular cases : Case 2 ,[object Object],[object Object],PERSON PersonID FirstName LastName STUDENT StudentID StudentNumber DiplomaID

Table’s particular cases : Case 3 ,[object Object],[object Object],[object Object],DIPLOMA DiplomaID DiplomaName

Mapping Process - 1 ,[object Object],DIPLOMA DiplomaID DiplomaName PERSON PersonID FirstName LastName HALL HallID HallName Building SESSION SessionID ModulID LecturerID HallID Time DiplomaID MODULE ModuleID ModuleName Database PERSON DIPLOMA HALL MODULE SESSION Ontology

Mapping Process - 2 ,[object Object],PERSON PersonID FirstName LastName Database STUDENT StudentID StudentNumber DiplomaID LECTURER LecturerID LecturerR oom is_a PERSON DIPLOMA HALL MODULE SESSION Ontology LECTURER STUDENT

Mapping Process - 3 ,[object Object],Database STUDENT StudentID StudentNumber DiplomaID is_a SESSION SessionID ModulID LecturerID HallID Time PRESENCE StudentID SessionID Object Property PERSON DIPLOMA HALL MODULE SESSION Ontology LECTURER STUDENT

Mapping Process - 4 ,[object Object],Database DIPLOMA DiplomaID DiplomaName HALL HallID HallName Building SESSION SessionID ModulID LecturerID HallID Time DiplomaID MODULE ModuleID ModuleName LECTURER LecturerID LecturerR oom PERSON DIPLOMA HALL MODULE SESSION Ontology LECTURER STUDENT is_a Object Property

Mapping Process - 5 ,[object Object],Database DIPLOMA DiplomaID DiplomaName STUDENT StudentID StudentNumber DiplomaID PERSON DIPLOMA HALL MODULE SESSION Ontology LECTURER STUDENT is_a Object Property

Mapping Process - 6 ,[object Object],[object Object],is_a Object Property Ontology DIPLOMA DiplomaId DiplomaName Hall HallId HallName Building MODULE ModuleId ModuleName SESSION SessionID Time PERSON PersonId FirstName LastName LECTURER LecturerRoom STUDENT StudentNumber Datatype Property

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

Future work ,[object Object],[object Object],[object Object]

Database-to-Ontology Mapping Generation for Semantic Interoperability

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Database-to-Ontology Mapping Generation for Semantic Interoperability