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» Optimization of Sequence Queries in Database Systems
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AMW
2010
13 years 10 months ago
Run-time Optimization for Pipelined Systems
Traditional optimizers fail to pick good execution plans, when faced with increasingly complex queries and large data sets. This failure is even more acute in the context of XQuery...
Riham Abdel Kader, Maurice van Keulen, Peter A. Bo...
SIGMOD
2006
ACM
138views Database» more  SIGMOD 2006»
14 years 9 months ago
B-tree indexes for high update rates
ct In some applications, data capture dominates query processing. For example, monitoring moving objects often requires more insertions and updates than queries. Data gathering usi...
Goetz Graefe
NAR
2011
330views Computer Vision» more  NAR 2011»
13 years 3 months ago
Hymenoptera Genome Database: integrated community resources for insect species of the order Hymenoptera
The Hymenoptera Genome Database (HGD) is a comprehensive model organism database that caters to the needs of scientists working on insect species of the order Hymenoptera. This sy...
Monica C. Munoz-Torres, Justin T. Reese, Christoph...
ICDE
2008
IEEE
395views Database» more  ICDE 2008»
15 years 8 months ago
PermJoin: An Efficient Algorithm for Producing Early Results in Multi-join Query Plans
This paper introduces an efficient algorithm for Producing Early Results in Multi-join query plans (PermJoin, for short). While most previous research focuses only on the case of ...
Justin J. Levandoski, Mohamed E. Khalefa, Mohamed ...
ICDE
2008
IEEE
2751views Database» more  ICDE 2008»
15 years 8 months ago
Skyline Query Processing for Incomplete Data
Recently, there has been much interest in processing skyline queries for various applications that include decision making, personalized services, and search pruning. Skyline queri...
Justin J. Levandoski, Mohamed E. Khalefa, Mohamed ...