Schema Evolution publication categorizer

... applications building on Semantic Web technology. In this paper we first present the conceptual architecture underlying ...

Publication - cat - 06/15/2023 - 14:51 - 0 comments - 0 attachments

... and extension) are available. The strategy of evolution in which our architecture is based is that of lsquoforward database ... down to the logical schema and to the extension. In order to put into practice this strategy, each component of a database is ... a translation information system is considered in order to manage the translation of conceptual elements into logical schema ...

Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment

... of integrated Web data. One of the main challenges in these systems is to deal with the volatile and dynamic nature of Web sources. In this work we address the effects of adding/removing/changing Web sources and ...

Publication - cat - 04/17/2013 - 05:27 - 0 comments - 0 attachments

... 252.55 KB An important issue in data integration is the integration of semantically equivalent but ... source restructuring for such databases have been proposed in the literature, such as the SQL extension SchemaSQL. However, the issue of incremental maintenance of views defined in such languages remains an open problem. We present an incremental view ...

Publication - cat - 04/15/2013 - 22:27 - 0 comments - 1 attachment