236 search results - page 19 / 48 » Multi-Dimensional Range Query over Encrypted Data |
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CIKM
2010
Springer
14 years 10 months ago
2010
Springer
Recently, several research efforts have addressed answering skyline queries efficiently over large datasets. However, this research lacks methods to compute these queries over un...
ICDT
1999
ACM
15 years 4 months ago
1999
ACM
A large number of database index structures have been proposed over the last two decades, and little consensus has emerged regarding their relative e ectiveness. In order to empir...
PVLDB
2008
14 years 11 months ago
2008
We study the efficient evaluation of top-k queries over data items, where the score of each item is dynamically computed by applying an item-specific function whose parameter valu...
COLCOM
2008
IEEE
15 years 6 months ago
2008
IEEE
Nowadays, increasing needs for information sharing arise due to extensive collaborations among organizations. Organizations desire to provide data access to their collaborators whi...
SIGMOD
2010
ACM
15 years 4 months ago
2010
ACM
We present SecureBlox, a declarative system that unifies a distributed query processor with a security policy framework. SecureBlox decouples security concerns from system speci...