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» Creating Database Queries by Demonstration
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ICDE
2001
IEEE
128views Database» more  ICDE 2001»
14 years 8 months ago
Counting Twig Matches in a Tree
We describe efficient algorithms for accurately estimating the number of matches of a small node-labeled tree, i.e., a twig, in a large node-labeled tree, using a summary data str...
Zhiyuan Chen, H. V. Jagadish, Flip Korn, Nick Koud...
ICDE
2007
IEEE
134views Database» more  ICDE 2007»
14 years 8 months ago
Graph Database Indexing Using Structured Graph Decomposition
We introduce a novel method of indexing graph databases in order to facilitate subgraph isomorphism and similarity queries. The index is comprised of two major data structures. Th...
David W. Williams, Jun Huan, Wei Wang 0010
ICDE
2011
IEEE
237views Database» more  ICDE 2011»
12 years 11 months ago
Creating probabilistic databases from imprecise time-series data
— Although efficient processing of probabilistic databases is a well-established field, a wide range of applications are still unable to benefit from these techniques due to t...
Saket Sathe, Hoyoung Jeung, Karl Aberer
ICDE
2008
IEEE
190views Database» more  ICDE 2008»
14 years 8 months ago
Adaptive Segmentation for Scientific Databases
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...
Milena Ivanova, Martin L. Kersten, Niels Nes
DEXAW
1999
IEEE
142views Database» more  DEXAW 1999»
13 years 11 months ago
Developments in Spatio-Temporal Query Languages
ing spatio-temporal data as abstract data types into already existing data models is a promising approach to creating spatio-temporal query languages. In this context, an importan...
Martin Erwig, Markus Schneider