3098 search results - page 331 / 620 » Skyline-join in distributed databases |
177
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CCS
2007
ACM
16 years 25 days ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
203
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CCGRID
2003
IEEE
15 years 12 months ago
2003
IEEE
The availability of digital imagers inside hospitals and their ever growing inspection capabilities have established digital medical images as a key component of many pathologies ...
225
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AGENTS
1999
Springer
15 years 11 months ago
1999
Springer
The World Wide Web provides a huge distributed web database. However, information in the web database is free formatted and unorganized. Traditional keyword-based retrieval approa...
176
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DBPL
1999
Springer
15 years 11 months ago
1999
Springer
Construction of complex software systems with largely off-the-shelf components has become a reality with the wide availability and acceptance of component frameworks and distribut...
178
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VLDB
1999
ACM
15 years 11 months ago
1999
ACM
Electronic commerce is emerging as a major Websupported application. In this paper we argue that database technology can, and should, provide the backbone for a wide range of such...