1302 search results - page 121 / 261 » Multi-objective Query Processing for Database Systems |
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
We consider a distributed information system that allows autonomous consumers to query autonomous providers. We focus on the problem of query allocation from a new point of view, ...
DOLAP
2004
ACM
14 years 3 months ago
2004
ACM
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
VLDB
2002
ACM
14 years 10 months ago
2002
ACM
Abstract. Several alternatives to manage large XML document collections exist, ranging from file systems over relational or other database systems to specifically tailored XML base...
SIGCSE
2005
ACM
14 years 3 months ago
2005
ACM
Universities are increasingly offering courses online. Feedback, assessment, and guidance are important features of this online courseware. Together, in the absence of a human tut...
SIGMOD
2008
ACM
14 years 10 months ago
2008
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...