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» Indexing Distributed Complex Data for Complex Queries
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PODC
2010
ACM
15 years 10 months ago
Brief announcement: tree decomposition for faster concurrent data structures
We show how to partition data structures representable by directed acyclic graphs, i.e. rooted trees, to allow for efficient complex operations, which lie beyond inserts, deletes ...
Johannes Schneider, Roger Wattenhofer
CCGRID
2002
IEEE
15 years 11 months ago
Towards an Economy-Based Optimisation of File Access and Replication on a Data Grid
We are working on a system for the optimised access and replication of data on a Data Grid. Our approach is based on the use of an economic model that includes the actors and the ...
Mark James Carman, Floriano Zini, Luciano Serafini...
EDBT
2008
ACM
135views Database» more  EDBT 2008»
16 years 6 months ago
Minimizing latency and memory in DSMS: a unified approach to quasi-optimal scheduling
Data Stream Management Systems (DSMSs) must support optimized execution scheduling of multiple continuous queries on massive, and frequently bursty, data streams. Previous approac...
Yijian Bai, Carlo Zaniolo
EDBT
2010
ACM
125views Database» more  EDBT 2010»
15 years 10 months ago
A plan for OLAP
So far, data warehousing has often been discussed in the light of complex OLAP queries and as reporting facility for operative data. We argue that business planning as a means to ...
Bernhard Jaecksch, Wolfgang Lehner, Franz Faerber
GIS
2005
ACM
16 years 7 months ago
ASPEN: an adaptive spatial peer-to-peer network
Geographic Information Systems (GIS) are increasingly managing very large sets of data and hence a centralized data repository may not always provide the most scalable solution. H...
Haojun Wang, Roger Zimmermann, Wei-Shinn Ku