1611 search results - page 245 / 323 » An Access Control Model for Video Database Systems |
SIGMOD
2003
ACM
15 years 10 months ago
2003
ACM
XML is becoming the universal format for data exchange between applications. Recently, the emergence of Web services as standard means of publishing and accessing data on the Web ...
EDBT
2009
ACM
15 years 4 months ago
2009
ACM
Keyword searches are attractive because they facilitate users searching structured databases. On the other hand, tag clouds are popular for navigation and visualization purposes o...
STORAGESS
2005
ACM
15 years 3 months ago
2005
ACM
Recently, the Network-Attached Secure Disk (NASD) model has become a more widely used technique for constructing large-scale storage systems. However, the security system proposed...
WWW
2003
ACM
15 years 10 months ago
2003
ACM
The emerging edge services architecture promises to improve the availability and performance of web services by replicating servers at geographically distributed sites. A key chal...
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ICDT
2012
ACM
13 years 6 days ago
2012
ACM
In a recent paper by Hellerstein [15], a tight relationship was conjectured between the number of strata of a Datalog¬ program and the number of “coordination stages” require...