5252 search results - page 834 / 1051 » Logic in Access Control |
179
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
High-quality annotation of biological data is central to bioinformatics. Annotation using terms from ontologies provides reliable computational access to data. The Gene Ontology (...
175
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
We present an architecture and a set of challenges for peer database management systems. These systems team up to build a network of nodes (peers) that coordinate at run time most...
200
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
A major problem in today's information-driven world is that sharing heterogeneous, semantically rich data is incredibly difficult. Piazza is a peer data management system tha...
145
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
XML is becoming the universal format for data exchange between applications. Recently, the emergence of Web services as standard means of publishing and accessing data on the Web ...
196
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PODS
2008
ACM
16 years 6 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...