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» Query Processing and Optimization for Pictorial Query Trees
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VLDB
2001
ACM
123views Database» more  VLDB 2001»
15 years 5 months ago
User-Optimizer Communication using Abstract Plans in Sybase ASE
imizer Communication using Abstract Plans in Sybase ASE Query optimizers are error prone, due to both their nature and the increased search space that modern query processing requ...
Mihnea Andrei, Patrick Valduriez
IDEAS
2008
IEEE
109views Database» more  IDEAS 2008»
15 years 7 months ago
EXsum: an XML summarization framework
1 We propose a new framework for the summarization of XML document properties called EXsum (Element-wise XML summarization), which can capture statistical information of all import...
José de Aguiar Moraes Filho, Theo Härd...
BTW
2003
Springer
128views Database» more  BTW 2003»
15 years 6 months ago
Quality of Service and Optimization in Data Integration Systems
: Due to the ever increasing impacts of globalization, people will/have to work on data which is distributed all around the world [LKK+ 97]. Query processing on the corresponding d...
Reinhard Braumandl
DEBS
2007
ACM
15 years 5 months ago
Temporal order optimizations of incremental joins for composite event detection
Queries for composite events typically involve the four complementary dimensions of event data, event composition, relationships between events (esp. temporal and causal), and acc...
François Bry, Michael Eckert
DASFAA
2007
IEEE
161views Database» more  DASFAA 2007»
15 years 7 months ago
GChord: Indexing for Multi-Attribute Query in P2P System with Low Maintenance Cost
Abstract. To provide complex query processing in peer-to-peer systems has attracted much attention in both academic and industrial community. We present GChord, a scalable techniqu...
Minqi Zhou, Rong Zhang, Weining Qian, Aoying Zhou