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A model for schema evolution in temporal relational databases

... CompEuro93; Computers in Design URL:  ... transaction time and valid time are added to the data. In this context, the modification of the schema which a database management ...

Publication - cat - 04/17/2013 - 06:49 - 0 comments - 0 attachments

Incremental Reorganization Of Relational Databases

... The evolution of an information system is reflected in data modeling by database reorganization. Entity-Relationship (ER) ...

Publication - erhard - 04/16/2013 - 11:05 - 0 comments - 1 attachment

Publishing and querying the histories of archived relational databases in XML

... There is much current interest in publishing and viewing databases as XML documents. The general benefits of ... for visualizing and processing information encoded in this universal standard. In this paper, we explore the additional and unique ...

Publication - cat - 04/16/2013 - 02:16 - 0 comments - 0 attachments

Incremental Maintenance of Schema-Restructuring Views

... 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