2272 search results - page 163 / 455 » Provable Data Privacy |
PVLDB
2008
13 years 10 months ago
2008
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...
ICDE
2011
IEEE
13 years 2 months ago
2011
IEEE
— In this paper, we study the problem of efficiently computing multiple aggregation queries over a data stream. In order to share computation, prior proposals have suggested ins...
SIGMOD
2004
ACM
14 years 10 months ago
2004
ACM
Spatial Database Management Systems (SDBMS), e.g., Geographical Information Systems, that manage spatial objects such as points, lines, and hyper-rectangles, often have very high ...
VLDB
2007
ACM
14 years 4 months ago
2007
ACM
An increasing number of enterprises outsource their IT services to third parties who can offer these services for a much lower cost due to economy of scale. Quality of service is ...
CIKM
2004
Springer
14 years 4 months ago
2004
Springer
An important class of queries is the LIKE predicate in SQL. In the absence of an index, LIKE queries are subject to performance degradation. The notion of indexing on substrings (...