Semantic Web data currently does not have any standardized or de facto agreed upon way to exhibit provenance information, even though provenance is the foundation for any reasonable model of privacy and trust. This paper reviews previous work in relational database systems on provenance and puts forward the concept that the three main provenances operators from provenance work in relational database systems (insertion, deletion, and copy) can be used on the Semantic Web. Furthermore, it suggests that such information naturally should be stored in or using the name URI of named graphs. A real-world example is used to illustrate that such an approach can help solve practical issues of privacy and trust in social networks using

Keywords: Provenance, Named graph, RDBMS
Author: Halpin, Harry
Date created: 2009-01-01 05:00:00.000
Time required: P10M
Educational use: instruction
Educational audience: professional
Interactivity type: expositive

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