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» Dynamic Query Scheduling in Data Integration Systems
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FUZZIEEE
2007
IEEE
14 years 2 months ago
A System for Querying with Qualitative Distances in Networks
A central role of Geographic Information Systems (GIS) is to allow the identification and visualisation of relevant spatial features from typically large volumes of data. This requ...
Carl P. L. Schultz, Hans W. Guesgen, Robert Amor
VLDB
2005
ACM
93views Database» more  VLDB 2005»
14 years 3 months ago
Revisiting Pipelined Parallelism in Multi-Join Query Processing
Multi-join queries are the core of any integration service that integrates data from multiple distributed data sources. Due to the large number of data sources and possibly high v...
Bin Liu, Elke A. Rundensteiner
SIGMOD
2007
ACM
160views Database» more  SIGMOD 2007»
14 years 10 months ago
Supporting ranking and clustering as generalized order-by and group-by
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
Chengkai Li, Min Wang, Lipyeow Lim, Haixun Wang, K...
LCN
2008
IEEE
14 years 4 months ago
Range queries and load balancing in a hierarchically structured P2P system
—Structured Peer-to-Peer (P2P) systems are highly scalable, self-organizing, and support efficient lookups. Furthermore, Distributed Hash Tables (DHTs), due to their features, a...
Simon Rieche, Bui The Vinh, Klaus Wehrle
DGO
2000
91views Education» more  DGO 2000»
13 years 11 months ago
Simplifying data access: the energy data collection (EDC) project
The massive amount of statistical and text data available from government agencies has created a set of daunting challenges to both research and analysis communities. These proble...
José Luis Ambite, Yigal Arens, Luis Gravano...