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» Locality of Queries and Transformations
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SSD
2009
Springer
193views Database» more  SSD 2009»
16 years 1 months ago
Query Integrity Assurance of Location-Based Services Accessing Outsourced Spatial Databases
Outsourcing data to third party data providers is becoming a common practice for data owners to avoid the cost of managing and maintaining databases. Meanwhile, due to the populari...
Wei-Shinn Ku, Ling Hu, Cyrus Shahabi, Haixun Wang
JPDC
2006
133views more  JPDC 2006»
15 years 6 months ago
Locality in structured peer-to-peer networks
Distributed hash tables (DHTs), used in a number of structured peer-to-peer (P2P) systems provide efficient mechanisms for resource placement and location. A key distinguishing fe...
Ronaldo A. Ferreira, Suresh Jagannathan, Ananth Gr...
SIGMOD
2004
ACM
127views Database» more  SIGMOD 2004»
16 years 6 months ago
Efficient Query Reformulation in Peer-Data Management Systems
Peer data management systems (PDMS) offer a flexible architecture for decentralized data sharing. In a PDMS, every peer is associated with a schema that represents the peer's...
Igor Tatarinov, Alon Y. Halevy
EDBT
2006
ACM
136views Database» more  EDBT 2006»
16 years 6 months ago
Optimizing Monitoring Queries over Distributed Data
Scientific data in the life sciences is distributed over various independent multi-format databases and is constantly expanding. We discuss a scenario where a life science research...
Frank Neven, Dieter Van de Craen
SEBD
2007
121views Database» more  SEBD 2007»
15 years 7 months ago
Query Answering in Expressive Variants of DL-Lite
The use of ontologies in various application domains, such as Data Integration, the Semantic Web, or ontology-based data management, where ontologies provide the access to large am...
Alessandro Artale, Diego Calvanese, Roman Kontchak...