4546 search results - page 590 / 910 » Data Management in the APPA System |
180
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SMC
2007
IEEE
16 years 1 months ago
2007
IEEE
Adapting to current context of usage is of fundamental importance for pervasive computing services. As the technology for acquiring contextual information is increasingly availabl...
158
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EUC
2005
Springer
16 years 8 days ago
2005
Springer
Abstract. We propose an access control scheme for developing authorization rules for XML documents, allowing flexible data granularity and authorization propagation. To simplify t...
193
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INEX
2005
Springer
16 years 7 days ago
2005
Springer
Retrieving information from heterogeneous data sources in a flexible manner and within a single (database) framework is still a challenge. In this paper we present several extensi...
244
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VLDB
2005
ACM
16 years 6 days ago
2005
ACM
The major relational database systems have been providing XML support for several years, predominantly by mapping XML to existing concepts such as LOBs or (object-)relational tabl...
212
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AIME
2001
Springer
15 years 11 months ago
2001
Springer
Medical information systems and standards are increasingly based on principled models of at least three distinct sorts of information – patient data, concepts (terminology), and ...