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» Query operations for moving objects database systems
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DBISP2P
2003
Springer
105views Database» more  DBISP2P 2003»
15 years 7 months ago
Distributed Queries and Query Optimization in Schema-Based P2P-Systems
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...
Ingo Brunkhorst, Hadhami Dhraief, Alfons Kemper, W...
CIDR
2009
152views Algorithms» more  CIDR 2009»
15 years 3 months ago
Visualizing the robustness of query execution
In database query processing, actual run-time conditions (e.g., actual selectivities and actual available memory) very often differ from compile-time expectations of run-time cond...
Goetz Graefe, Harumi A. Kuno, Janet L. Wiener
169
Voted
DASFAA
2004
IEEE
169views Database» more  DASFAA 2004»
15 years 6 months ago
Statistic Driven Acceleration of Object-Relational Space-Partitioning Index Structures
Relational index structures, as for instance the Relational Interval Tree or the Linear Quadtree, support efficient processing of queries on top of existing object-relational datab...
Hans-Peter Kriegel, Peter Kunath, Martin Pfeifle, ...
USENIX
1993
15 years 3 months ago
Exploiting In-Kernel Data Paths to Improve I/O Throughput and CPU Availability
We present the motivation, design, implementation, and performance evaluation of a UNIX kernel mechanism capable of establishing fast in-kernel data pathways between I/O objects. ...
Kevin R. Fall, Joseph Pasquale
ADBIS
2010
Springer
174views Database» more  ADBIS 2010»
15 years 4 months ago
Exploiting the Semantics of Location Granules in Location-Dependent Queries
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...
Carlos Bobed, Sergio Ilarri, Eduardo Mena