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» Efficient Object Querying for Java
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IJOCI
2010
163views more  IJOCI 2010»
14 years 7 months ago
An Experimental Performance Comparison for Indexing Mobile Objects on the Plane
We present a time-efficient approach to index objects moving on the plane to efficiently answer range queries about their future positions. Each object is moving with non small ve...
Spyros Sioutas, George Papaloukopoulos, Kostas Tsi...
ICDE
2003
IEEE
117views Database» more  ICDE 2003»
15 years 11 months ago
Design and Implementation of a Temporal Extension of SQL
We present a valid-time extension of SQL and investigate its efficient implementation on an Object-Relational database system. We propose an approach where temporal queries are ex...
Cindy Xinmin Chen, Jiejun Kong, Carlo Zaniolo
ICDE
2010
IEEE
202views Database» more  ICDE 2010»
15 years 9 months ago
Generating code for holistic query evaluation
We present the application of customized code generation to database query evaluation. The idea is to use a collection of highly efficient code templates and dynamically instantiat...
Konstantinos Krikellas, Marcelo Cintra, Stratis Vi...
IS
2002
14 years 9 months ago
Signature-based structures for objects with set-valued attributes
Aiming at the efficient retrieval of objects with set-valued attributes, we introduce three variations of a new method in order to satisfy subset and superset queries. Our approac...
Eleni Tousidou, Panayiotis Bozanis, Yannis Manolop...
PVLDB
2008
111views more  PVLDB 2008»
14 years 9 months ago
A benchmark for evaluating moving object indexes
Progress in science and engineering relies on the ability to measure, reliably and in detail, pertinent properties of artifacts under design. Progress in the area of database-inde...
Su Chen, Christian S. Jensen, Dan Lin