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» Using Queries to Improve Database Reverse Engineering
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DASFAA
1999
IEEE
118views Database» more  DASFAA 1999»
15 years 2 months ago
Design and Implementation of a CORBA Query Service Accessing EXPRESS-based Data
In this paper we describe the design and implementation of a CORBA Query Service targeted to access data that is defined by the EXPRESS data modeling language. EXPRESS is used pri...
Jürgen Sellentin, Bernhard Mitschang
WWW
2010
ACM
15 years 4 months ago
Semantic lexicon adaptation for use in query interpretation
We describe improvements to the use of semantic lexicons by a state-of-the-art query interpretation system powering a major search engine. We successfully compute concept label im...
Ana-Maria Popescu, Patrick Pantel, Gilad Mishne
SIGMOD
2001
ACM
120views Database» more  SIGMOD 2001»
15 years 10 months ago
Materialized View Selection and Maintenance Using Multi-Query Optimization
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
Hoshi Mistry, Prasan Roy, S. Sudarshan, Krithi Ram...
SSDBM
2009
IEEE
174views Database» more  SSDBM 2009»
15 years 4 months ago
Optimization and Execution of Complex Scientific Queries over Uncorrelated Experimental Data
Scientific experiments produce large volumes of data represented as complex objects that describe independent events such as particle collisions. Scientific analyses can be express...
Ruslan Fomkin, Tore Risch
SIGMOD
2006
ACM
112views Database» more  SIGMOD 2006»
15 years 10 months ago
Join minimization in XML-to-SQL translation: an algebraic approach
Consider an XML view defined over a relational database, and a user query specified over this view. This user XML query is typically processed using the following steps: (a) our t...
Murali Mani, Song Wang, Daniel J. Dougherty, Elke ...