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Date: 2012
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/205736
Description: Many authors have argued, for good reasons, that in a range of applications the lens put-put law is too strong. On the other hand, the present authors have shown that very well behaved lenses, which d ... More
Reviewed: Reviewed
Date: 2010
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/124438
Description: The classical (Bancilhon-Spyratos) correspondence between view update translations and views with a constant complement reappears more generally as the correspondence between update strategies and mee ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2010
Language: eng
Resource Type: book chapter
Identifier: http://hdl.handle.net/1959.14/120200
Description: In this chapter we review a category theoretic approach to ontology engineering. Using ideas from universal algebra, we carefully distinguish presentations of ontologies from the ontologies themselves ... More
Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/146611
Description: Maintainability and modifiability of information system software can be enhanced by the provision of comprehensive support for views, since view support allows application programs to continue to oper ... More
Reviewed: Reviewed
Date: 2003
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/6706
Description: Partial information is common in real-world databases. Yet the theoretical foundations of data models are not designed to support references to missing data (often termed nulls). Instead, we usually a ... More
Reviewed: Reviewed
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