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» Optimizing Write Performance for Read Optimized Databases
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VLDB
2004
ACM
102views Database» more  VLDB 2004»
14 years 1 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...
ADC
2005
Springer
114views Database» more  ADC 2005»
14 years 1 months ago
Optimization of Relational Preference Queries
The design and implementation of advanced personalized database applications requires a preference-driven approach. Representing preferences as strict partial orders is a good cho...
Bernd Hafenrichter, Werner Kießling
BTW
1993
Springer
193views Database» more  BTW 1993»
13 years 11 months ago
Query Optimization in an OODBMS
It is clearly crucial for the success of object-oriented databases to find effiĆ cient implementations that improve on the performance of relational sysĆ tems, rather than being...
Christian Rich, Marc H. Scholl
CGO
2010
IEEE
14 years 23 days ago
Lightweight feedback-directed cross-module optimization
Cross-module inter-procedural compiler optimization (IPO) and Feedback-Directed Optimization (FDO) are two important compiler techniques delivering solid performance gains. The co...
David Xinliang Li, Raksit Ashok, Robert Hundt
SIGMOD
2011
ACM
267views Database» more  SIGMOD 2011»
12 years 10 months ago
A latency and fault-tolerance optimizer for online parallel query plans
We address the problem of making online, parallel query plans fault-tolerant: i.e., provide intra-query fault-tolerance without blocking. We develop an approach that not only achi...
Prasang Upadhyaya, YongChul Kwon, Magdalena Balazi...