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» Analysis and optimization of active databases
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PODS
2008
ACM
123views Database» more  PODS 2008»
15 years 9 months ago
Evaluating rank joins with optimal cost
In the rank join problem, we are given a set of relations and a scoring function, and the goal is to return the join results with the top K scores. It is often the case in practic...
Karl Schnaitter, Neoklis Polyzotis
80
Voted
BMCBI
2006
107views more  BMCBI 2006»
14 years 9 months ago
Analysis of optimal phenotypic space using elementary modes as applied to Corynebacterium glutamicum
Background: Quantification of the metabolic network of an organism offers insights into possible ways of developing mutant strain for better productivity of an extracellular metab...
Kalyan Gayen, K. V. Venkatesh
VLDB
2004
ACM
102views Database» more  VLDB 2004»
15 years 3 months ago
PIVOT and UNPIVOT: Optimization and Execution Strategies in an RDBMS
PIVOT and UNPIVOT, two operators on tabular data that exchange rows and columns, enable data transformations useful in data modeling, data analysis, and data presentation. They ca...
Conor Cunningham, Goetz Graefe, César A. Ga...
SIGMOD
2003
ACM
147views Database» more  SIGMOD 2003»
15 years 9 months ago
Formal semantics and analysis of object queries
Modern database systems provide not only powerful data models but also complex query languages supporting powerful features such as the ability to create new database objects and ...
Gavin M. Bierman
VLDB
2007
ACM
225views Database» more  VLDB 2007»
15 years 10 months ago
An Approach to Optimize Data Processing in Business Processes
In order to optimize their revenues and profits, an increasing number of businesses organize their business activities in terms of business processes. Typically, they automate imp...
Marko Vrhovnik, Holger Schwarz, Oliver Suhre, Bern...