1430 search results - page 235 / 286 » Query operations for moving objects database systems |
165
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Networked information systems require strong security guarantees because of the new threats that they face. Various forms of encryption have been proposed to deal with this proble...
DOLAP
2004
ACM
15 years 3 months ago
2004
ACM
Nowadays, decision support systems are evolving in order to handle complex data. Some recent works have shown the interest of combining on-line analysis processing (OLAP) and data...
EDBT
2000
ACM
15 years 2 months ago
2000
ACM
In high-dimensional query processing, the optimization of the logical page-size of index structures is an important research issue. Even very simple query processing techniques suc...
ALGORITHMICA
2004
14 years 10 months ago
2004
Query answers from on-line databases can easily be corrupted by hackers or malicious database publishers. Thus it is important to provide mechanisms which allow clients to trust th...
118
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SOSP
2009
ACM
15 years 7 months ago
2009
ACM
Data-intensive applications are increasingly designed to execute on large computing clusters. Grouped aggregation is a core primitive of many distributed programming models, and i...