418 search results - page 46 / 84 » Optimizing Large Join Queries in Mediation Systems |
EDBT
2010
ACM
14 years 25 days ago
2010
ACM
Most modern RDBMS depend on the query processing optimizer’s cost model to choose the best execution plan for a given query. Since the physical IO (PIO) is a costly operation to...
PRDC
2008
IEEE
14 years 2 months ago
2008
IEEE
We consider efficient real-time communication mechanisms for applications in unreliable and partitionable networks, where network partitions can occur unpredictably and nodes can ...
WWW
2003
ACM
14 years 29 days ago
2003
ACM
Support for temporal text-containment queries (query for all versions of documents that contained one or more particular words at a particular time t) is of interest in a number of...
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
Testing a database engine has been and continues to be a challenging task. The space of possible SQL queries along with their possible access paths is practically unbounded. Moreo...
BROADNETS
2005
IEEE
14 years 1 months ago
2005
IEEE
—The peer-to-peer technology offers many advantages, but at the same time, it poses many novel challenges for the research community. Modern peer-to-peer systems are characterize...