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» Query Processing over Incomplete Autonomous Databases
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72
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EDBT
2006
ACM
255views Database» more  EDBT 2006»
15 years 10 months ago
FIS-by-Step: Visualization of the Fast Index Scan for Nearest Neighbor Queries
Abstract. Many different index structures have been proposed for spatial databases to support efficient query processing. However, most of these index structures suffer from an exp...
Elke Achtert, Dominik Schwald
SSDBM
2009
IEEE
126views Database» more  SSDBM 2009»
15 years 4 months ago
Comprehensive Optimization of Declarative Sensor Network Queries
We present a novel sensor network query processing architecture that (a) covers all the query optimization phases that are required to map a declarative query to executable code; ...
Ixent Galpin, Christian Y. A. Brenninkmeijer, Farh...
ICDE
2009
IEEE
108views Database» more  ICDE 2009»
15 years 5 months ago
Galaxy: Encouraging Data Sharing among Sources with Schema Variants
This demonstration presents Galaxy, a schema manager that facilitates easy and correct data sharing among autonomous but related, evolving data sources. Galaxy reduces heterogenei...
Peter Mork, Len Seligman, Arnon Rosenthal, Michael...
94
Voted
VLDB
2010
ACM
190views Database» more  VLDB 2010»
14 years 8 months ago
Continuous authentication on relational streams
According to the database outsourcing model, a data owner delegates database functionality to a thirdparty service provider, which answers queries received from clients. Authentic...
Stavros Papadopoulos, Yin Yang, Dimitris Papadias
83
Voted
ICDE
2010
IEEE
241views Database» more  ICDE 2010»
15 years 10 months ago
FlexPref: A Framework for Extensible Preference Evaluation in Database Systems
Personalized database systems give users answers tailored to their personal preferences. While numerous preference evaluation methods for databases have been proposed (e.g., skylin...
Justin J. Levandoski, Mohamed F. Mokbel, Mohamed E...