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» Plan Execution in Dynamic Environments
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EDBT
2010
ACM
151views Database» more  EDBT 2010»
15 years 8 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
15 years 7 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»
15 years 4 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
15 years 4 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
15 years 4 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