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» Optimizing Queries with Materialized Views
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VLDB
2001
ACM
94views Database» more  VLDB 2001»
15 years 2 months ago
FeedbackBypass: A New Approach to Interactive Similarity Query Processing
In recent years, several methods have been proposed for implementing interactive similarity queries on multimedia databases. Common to all these methods is the idea to exploit use...
Ilaria Bartolini, Paolo Ciaccia, Florian Waas
SIGMOD
2007
ACM
150views Database» more  SIGMOD 2007»
15 years 9 months ago
Exploiting self-monitoring sample views for cardinality estimation
Good cardinality estimates are critical for generating good execution plans during query optimization. Complex predicates, correlations between columns, and user-defined functions...
Jingren Zhou, Per-Åke Larson, Peter Zabback,...
BDA
2004
14 years 11 months ago
Tree Graph Views: On Efficient Evaluation of XQuery in an XML Mediator
XQuery is the emerging standard for querying XML data sources. XLive is a light XML/XQuery mediator developed at University of Versailles whose engine processes an XML algebra der...
Tuyet-Tram Dang-Ngoc, Georges Gardarin, Nicolas Tr...
SIGMOD
2007
ACM
136views Database» more  SIGMOD 2007»
15 years 9 months ago
Progressive optimization in a shared-nothing parallel database
Commercial enterprise data warehouses are typically implemented on parallel databases due to the inherent scalability and performance limitation of a serial architecture. Queries ...
Wook-Shin Han, Jack Ng, Volker Markl, Holger Kache...
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VLDB
1997
ACM
104views Database» more  VLDB 1997»
15 years 1 months ago
Multiple-View Self-Maintenance in Data Warehousing Environments
A data warehouse materializes views derived from data that may not reside at the warehouse. Maintaining these views e ciently in response to base updates is di cult, since it may ...
Nam Huyn