1109 search results - page 114 / 222 » Query Processing, Approximation, and Resource Management in ... |
SAC
2011
ACM
12 years 11 months ago
2011
ACM
Semantic caching augments cached data with a semantic description of the data. These semantic descriptions can be used to improve execution time for similar queries by retrieving ...
SSDBM
2006
IEEE
14 years 2 months ago
2006
IEEE
Many publisWsubscribe systems have been built using wireless sensor networks, WSNs, deployedfor real-world environmentaldata collection, securitymonitoring,and object tracking. Ho...
CCS
2007
ACM
14 years 3 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
CLUSTER
2011
IEEE
12 years 8 months ago
2011
IEEE
—For many organizations, one attractive use of cloud resources can be through what is referred to as cloud bursting or the hybrid cloud. These refer to scenarios where an organiz...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
We study the problem of querying relational data embedded in XML. Relational data can be represented by various tree structures in XML. However, current XML query methods, such as...