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» On the minimization of XPath queries
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VLDB
1991
ACM
135views Database» more  VLDB 1991»
15 years 5 months ago
A Framework for Automating Physical Database Design
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...
Steve Rozen, Dennis Shasha
DLOG
2008
15 years 4 months ago
Explanation in DL-Lite
The paper addresses the problem of explaining some reasoning tasks associated with the DL-Lite Description Logic. Because of the simplicity of the language, standard concept level ...
Alexander Borgida, Diego Calvanese, Mariano Rodrig...
200
Voted
ICDE
2008
IEEE
127views Database» more  ICDE 2008»
16 years 3 months ago
Optimizing SQL Queries over Text Databases
Text documents often embed data that is structured in nature, and we can expose this structured data using information extraction technology. By processing a text database with inf...
Alpa Jain, AnHai Doan, Luis Gravano
SIGMOD
2007
ACM
124views Database» more  SIGMOD 2007»
16 years 1 months ago
Query suspend and resume
Suppose a long-running analytical query is executing on a database server and has been allocated a large amount of physical memory. A high-priority task comes in and we need to ru...
Badrish Chandramouli, Christopher N. Bond, Shivnat...
DMSN
2007
ACM
15 years 5 months ago
Similarity-aware query allocation in sensor networks with multiple base stations
In this paper, we consider a large scale sensor network comprising multiple, say K, base stations and a large number of wireless sensors. Such an infrastructure is expected to be ...
Shili Xiang, Hock-Beng Lim, Kian-Lee Tan, Yongluan...