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» Plan Execution in Dynamic Environments
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EDBT
2010
ACM
151views Database» more  EDBT 2010»
14 years 2 months ago
Warm cache costing: a feedback optimization technique for buffer pool aware costing
Most modern RDBMS depend on the query processing optimizer’s cost model to choose the best execution plan for a given query. Since the physical IO (PIO) is a costly operation to...
H. S. Ramanujam, Edwin Seputis
DAWAK
2001
Springer
14 years 2 months ago
Shared Index Scans for Data Warehouses
Tree based indexing structures like -trees, ·-trees, Bitmap indexes and Ê-trees have become essential for getting good performance when accessing vast datasets. However, most dat...
Yannis Kotidis, Yannis Sismanis, Nick Roussopoulos
DMS
2008
114views Multimedia» more  DMS 2008»
13 years 11 months ago
Emergency Control in Shipyard Safety Systems
Large shipyards for gigantic cruise ships require a special attention to safety due to the huge number of workers involved and to the complex structure of spaces. A critical issue...
Augusto Celentano, Fabio Furlan, Stefano Burcovich
CLIMA
2007
13 years 11 months ago
EVOLP: Tranformation-Based Semantics
Over the years, Logic Programming has proved to be a good and natural tool for expressing, querying and manipulating explicit knowledge in many areas of computer science. However, ...
Martin Slota, João Leite
ICAD
2004
13 years 11 months ago
The Importance of Interaction in Sonification
This paper argues for a special focus on the use of dynamic human interaction to explore datasets while they are being transformed into sound. We describe why this is a special ca...
Andy Hunt, Thomas Hermann