604 search results - page 113 / 121 » Supporting Predicate-Window Queries in Data Stream Managemen... |
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Optimizing SQL subqueries has been an active area in database research and the database industry throughout the last decades. Previous work has already identified some approaches ...
EDBT
2010
ACM
14 years 20 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...
UBIMOB
2009
ACM
14 years 5 days ago
2009
ACM
Wireless sensor networks are rapidly finding their way through a plethora of new applications like precision farming and forestry, with increasing network scale, system complexit...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
Most prior work on information extraction has focused on extracting information from text in digital documents. However, often, the most important information being reported in an...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
Much attention has been accorded to Location-Based Services and location tracking, a necessary component in active, trigger-based LBS applications. Tracking the location of a larg...