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GIS
2005
ACM
14 years 8 months ago
Spatial queries in sensor networks
Recent advances in low-power sensing devices coupled with the widespread availability of wireless ad-hoc networks have fueled the development of sensor networks. These are typical...
Amir Soheili, Vana Kalogeraki, Dimitrios Gunopulos
PVLDB
2008
122views more  PVLDB 2008»
13 years 7 months ago
Identifying robust plans through plan diagram reduction
Estimates of predicate selectivities by database query optimizers often differ significantly from those actually encountered during query execution, leading to poor plan choices a...
Harish D., Pooja N. Darera, Jayant R. Haritsa
ICDE
2009
IEEE
157views Database» more  ICDE 2009»
13 years 5 months ago
Query Rewrites with Views for XML in DB2
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
Parke Godfrey, Jarek Gryz, Andrzej Hoppe, Wenbin M...
ADBIS
1998
Springer
97views Database» more  ADBIS 1998»
13 years 12 months ago
Using Queries with Multi-Directional Functions for Numerical Database Applications
Object-oriented database management systems are often motivated by their support for new emerging application areas such as computer-aided design and analysis systems. The object-o...
Staffan Flodin, Kjell Orsborn, Tore Risch
CORR
2010
Springer
186views Education» more  CORR 2010»
13 years 7 months ago
A Homogeneous Reaction Rule Language for Complex Event Processing
Event-driven automation of reactive functionalities for complex event processing is an urgent need in today's distributed service-oriented architectures and Web-based event-d...
Adrian Paschke, Alexander Kozlenkov, Harold Boley