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SIGMOD
2007
ACM
170views Database» more  SIGMOD 2007»
15 years 10 months ago
Cardinality estimation using sample views with quality assurance
Accurate cardinality estimation is critically important to high-quality query optimization. It is well known that conventional cardinality estimation based on histograms or simila...
Per-Åke Larson, Wolfgang Lehner, Jingren Zho...
SIGMOD
2007
ACM
150views Database» more  SIGMOD 2007»
15 years 10 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,...
81
Voted
MKM
2009
Springer
15 years 4 months ago
From Tessellations to Table Interpretation
The extraction of the relations of nested table headers to content cells is automated with a view to constructing narrow domain ontologies of semistructured web data. A taxonomy of...
Ramana C. Jandhyala, Mukkai S. Krishnamoorthy, Geo...
93
Voted
SOFTVIS
2005
ACM
15 years 3 months ago
CVSscan: visualization of code evolution
During the life cycle of a software system, the source code is changed many times. We study how developers can be enabled to get insight in these changes, in order to understand t...
Lucian Voinea, Alexandru Telea, Jarke J. van Wijk
VLDB
2004
ACM
126views Database» more  VLDB 2004»
15 years 3 months ago
ROX: Relational Over XML
An increasing percentage of the data needed by business applications is being generated in XML format. Storing the XML in its native format will facilitate new applications that e...
Alan Halverson, Vanja Josifovski, Guy M. Lohman, H...