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PODS
2004
ACM
147views Database» more  PODS 2004»
16 years 4 months ago
Flexible Time Management in Data Stream Systems
Continuous queries in a Data Stream Management System (DSMS) rely on time as a basis for windows on streams and for defining a consistent semantics for multiple streams and updata...
Utkarsh Srivastava, Jennifer Widom
EDBT
2004
ACM
131views Database» more  EDBT 2004»
16 years 4 months ago
Declustering Two-Dimensional Datasets over MEMS-Based Storage
Due to the large difference between seek time and transfer time in current disk technology, it is advantageous to perform large I/O using a single sequential access rather than mu...
Hailing Yu, Divyakant Agrawal, Amr El Abbadi
EDBT
2006
ACM
120views Database» more  EDBT 2006»
16 years 4 months ago
Query Planning in the Presence of Overlapping Sources
Navigational queries on Web-accessible life science sources pose unique query optimization challenges. The objects in these sources are interconnected to objects in other sources, ...
Jens Bleiholder, Samir Khuller, Felix Naumann, Lou...
ICDE
2008
IEEE
204views Database» more  ICDE 2008»
15 years 11 months ago
Parallel Distributed Processing of Constrained Skyline Queries by Filtering
— Skyline queries are capable of retrieving interesting points from a large data set according to multiple criteria. Most work on skyline queries so far has assumed a centralized...
Bin Cui, Hua Lu, Quanqing Xu, Lijiang Chen, Yafei ...
SSDBM
2006
IEEE
133views Database» more  SSDBM 2006»
15 years 10 months ago
An Extensible Infrastructure for Processing Distributed Geospatial Data Streams
Although the processing of data streams has been the focus of many research efforts in several areas, the case of remotely sensed streams in scientific contexts has received less...
Carlos Rueda, Michael Gertz, Bertram Ludäsche...