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» Executing Nested Queries
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SIGMOD
2009
ACM
121views Database» more  SIGMOD 2009»
16 years 3 months ago
Query-aware shrinking test databases
Keeping the test databases as small as possible leads to faster execution of tests and facilitates the task of completing the test cases and evaluating the actual outputs against ...
Claudio de la Riva, Javier Tuya, María Jos&...
DAMON
2007
Springer
15 years 9 months ago
Pipelined hash-join on multithreaded architectures
Multi-core and multithreaded processors present both opportunities and challenges in the design of database query processing algorithms. Previous work has shown the potential for ...
Philip Garcia, Henry F. Korth
SIGMETRICS
2000
ACM
15 years 7 months ago
An analytical model of the working-set sizes in decision-support systems
This paper presents an analytical model to study how working sets scale with database size and other applications parameters in decision-support systems (DSS). The model uses appl...
Magnus Karlsson, Per Stenström
ICDE
2009
IEEE
153views Database» more  ICDE 2009»
16 years 5 months ago
Efficient Distribution of Full-Fledged XQuery
Abstract-- We investigate techniques to automatically decompose any XQuery query into subqueries, that can be executed near their data sources; i.e., function-shipping. In this sce...
Ying Zhang, Nan Tang, Peter A. Boncz
EDBT
2008
ACM
144views Database» more  EDBT 2008»
16 years 3 months ago
BI batch manager: a system for managing batch workloads on enterprise data-warehouses
Modern enterprise data warehouses have complex workloads that are notoriously difficult to manage. An important problem in workload management is to run these complex workloads `o...
Abhay Mehta, Chetan Gupta, Umeshwar Dayal