736 search results - page 50 / 148 » A Flexible Database Authorization System |
162
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ICDE
2007
IEEE
15 years 8 months ago
2007
IEEE
Current social networks implement very simple protection mechanisms, according to which a user can state whether his/her personal data, relationships, and resources should be eith...
132
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ECIS
2000
15 years 6 months ago
2000
This paper presents a Web-based, database-oriented set of applications, namely "Public Information" and "Electronic Voting", to support information services (ex...
213
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SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...
112
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VLDB
1998
ACM
15 years 9 months ago
1998
ACM
The buffer pool manager is a central component of ADABAS, a high performance scaleable database system for OLTP processing. High efficiency and scalability of the buffer pool mana...
147
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DEXA
2000
Springer
15 years 8 months ago
2000
Springer
This paper is mainly concerned with the extension of database management systems querying capabilities, so that users may address queries involving preferences and get discriminate...