Search: in, Mapping evolution, 2009

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Ontology and Schema Evolution in Data Integration: Review and Assessment

... have led to the adoption of data integration systems in order to deal with information extraction from disparate sources. The ... and ontologies has been recognized as a cornerstone issue in bringing in legacy data with formal semantic meaning. However, our knowledge ...

Publication - cat - 04/17/2013 - 09:49 - 0 comments - 0 attachments

Policy-regulated Management of ETL Evolution

... 10 - 49 In this paper, we discuss the problem of performing impact prediction for changes that occur in the schema/structure of the data warehouse sources. We abstract ... of our approach over real-world ETL workflows used in the Greek public sector. (Data Warehouses, ETL, Evolution, Impact of ...

Publication - gpapas - 04/16/2013 - 04:05 - 0 comments - 0 attachments