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» Performance Evaluation of Multiversion Database Systems
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SIGMOD
2002
ACM
127views Database» more  SIGMOD 2002»
13 years 7 months ago
Workflow management with service quality guarantees
Workflow management systems (WFMS) that are geared for the orchestration of business processes across multiple organizations are complex distributed systems: they consist of multi...
Michael Gillmann, Gerhard Weikum, Wolfgang Wonner
SSD
1999
Springer
106views Database» more  SSD 1999»
14 years 6 days ago
XZ-Ordering: A Space-Filling Curve for Objects with Spatial Extension
There is an increasing need to integrate spatial index structures into commercial database management systems. In geographic information systems (GIS), huge amounts of information ...
Christian Böhm, Gerald Klump, Hans-Peter Krie...
VLDB
2004
ACM
128views Database» more  VLDB 2004»
14 years 8 months ago
Operator scheduling in data stream systems
In many applications involving continuous data streams, data arrival is bursty and data rate fluctuates over time. Systems that seek to give rapid or realtime query responses in su...
Brian Babcock, Shivnath Babu, Mayur Datar, Rajeev ...
ADC
2009
Springer
140views Database» more  ADC 2009»
14 years 2 months ago
Score Aggregation Techniques in Retrieval Experimentation
Comparative evaluations of information retrieval systems are based on a number of key premises, including that representative topic sets can be created, that suitable relevance ju...
Sri Devi Ravana, Alistair Moffat
SOSP
2009
ACM
14 years 4 months ago
Distributed aggregation for data-parallel computing: interfaces and implementations
Data-intensive applications are increasingly designed to execute on large computing clusters. Grouped aggregation is a core primitive of many distributed programming models, and i...
Yuan Yu, Pradeep Kumar Gunda, Michael Isard