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» Condensative Stream Query Language for Data Streams
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ICDE
2006
IEEE
164views Database» more  ICDE 2006»
16 years 6 months ago
New Sampling-Based Estimators for OLAP Queries
One important way in which sampling for approximate query processing in a database environment differs from traditional applications of sampling is that in a database, it is feasi...
Ruoming Jin, Leonid Glimcher, Chris Jermaine, Gaga...
SSDBM
2009
IEEE
126views Database» more  SSDBM 2009»
15 years 11 months ago
Comprehensive Optimization of Declarative Sensor Network Queries
We present a novel sensor network query processing architecture that (a) covers all the query optimization phases that are required to map a declarative query to executable code; ...
Ixent Galpin, Christian Y. A. Brenninkmeijer, Farh...
SSDBM
2006
IEEE
129views Database» more  SSDBM 2006»
15 years 11 months ago
Indexing Time-Evolving Data With Variable Lifetimes
Many applicationsstore data items for a pre-determined, finite length of time. Examples include slidingwindows over on-line data streams, where old data are dropped as the window...
Lukasz Golab, Piyush Prahladka, M. Tamer Özsu
122
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VLDB
1997
ACM
103views Database» more  VLDB 1997»
15 years 9 months ago
Incremental Organization for Data Recording and Warehousing
Data warehouses and recording systems typically have a large continuous stream of incoming data, that must be stored in a manner suitable for future access. Access to stored recor...
H. V. Jagadish, P. P. S. Narayan, S. Seshadri, S. ...
DMSN
2006
ACM
15 years 11 months ago
Transactional issues in sensor data management
This paper presents a novel research direction in the field of sensor data management. It concerns transactional support in heterogeneous large scale sensor systems. Besides well...
Levent Gürgen, Claudia Roncancio, Cyril Labb&...