1171 search results - page 217 / 235 » A Logical Language for Expressing Authorizations |
112
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VLDB
1991
ACM
15 years 3 months ago
1991
ACM
It is widely recognized that production rules in database systems can be used to automatically maintain derived data such as views. However, writing a correct set of rules for e ci...
103
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ICS
2007
Tsinghua U.
15 years 5 months ago
2007
Tsinghua U.
This paper investigates helper threads that improve performance by prefetching data on behalf of an application’s main thread. The focus is data prefetch helper threads that lac...
108
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VLDB
2005
ACM
15 years 5 months ago
2005
ACM
In recent years, publish-subscribe (pub-sub) systems based on XML document filtering have received much attention. In a typical pubsub system, subscribed users specify their inte...
164
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EICS
2011
ACM
14 years 3 months ago
2011
ACM
This paper describes a model-based approach for designing distributed user interfaces (DUIs), i.e. graphical user interfaces that are distributed along one or many of the followin...
216
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ICDE
2004
IEEE
16 years 1 months ago
2004
IEEE
Most of today's structured data is stored in relational databases. Such a database consists of multiple relations which are linked together conceptually via entity-relationsh...