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» Condensative Stream Query Language for Data Streams
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ICDE
2006
IEEE
164views Database» more  ICDE 2006»
15 years 11 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 4 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 3 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
69
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VLDB
1997
ACM
103views Database» more  VLDB 1997»
15 years 1 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 3 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&...