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» Processing Queries over Distributed XML Databases
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DEXA
2007
Springer
144views Database» more  DEXA 2007»
14 years 4 months ago
Cooperative Data Management for XML Data
Emerging non-standard applications like the production of high-quality spatial sound pose new challenges to data management. Beside the need for a flexible transactional managemen...
Katja Hose, Kai-Uwe Sattler
ADBIS
2006
Springer
81views Database» more  ADBIS 2006»
14 years 4 months ago
SDQNET: Semantic Distributed Querying in Loosely Coupled Data Sources
Web communities involve networks of loosely coupled data sources. Members in those communities should be able to pose queries and gather results from all data sources in the networ...
Eirini Spyropoulou, Theodore Dalamagas
ADC
2006
Springer
142views Database» more  ADC 2006»
14 years 4 months ago
An optimization for query answering on ALC database
Query answering over OWLs and RDFs on the Semantic Web is, in general, a deductive process. To this end, OWL, a family of web ontology languages based on description logic, has be...
Pakornpong Pothipruk, Guido Governatori
INFFUS
2008
175views more  INFFUS 2008»
13 years 10 months ago
Adaptive optimization of join trees for multi-join queries over sensor streams
Data processing applications for sensor streams have to deal with multiple continuous data streams with inputs arriving at highly variable and unpredictable rates from various sour...
Joseph S. Gomes, Hyeong-Ah Choi
ICDE
2008
IEEE
161views Database» more  ICDE 2008»
14 years 11 months ago
Convoy Queries in Spatio-Temporal Databases
We introduce a convoy query that retrieves all convoys from historical trajectories, each of which consists of a set of objects that travelled closely during a certain time period....
Hoyoung Jeung, Heng Tao Shen, Xiaofang Zhou