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SIGMOD
2001
ACM
147views Database» more  SIGMOD 2001»
16 years 7 months ago
Optimizing Queries Using Materialized Views: A practical, scalable solution
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...
Jonathan Goldstein, Per-Åke Larson
ICDE
2007
IEEE
221views Database» more  ICDE 2007»
16 years 1 months ago
Flexible Multi-Threaded Scheduling for Continuous Queries over Data Streams
A variety of real-world applications share the property that data arrives in form of transient streams. Data stream management systems (DSMS) provide convenient solutions to the p...
Michael Cammert, Christoph Heinz, Jürgen Kr&a...
ISORC
2007
IEEE
16 years 1 months ago
QoS Management of Real-Time Data Stream Queries in Distributed Environments
Many emerging applications operate on continuous unbounded data streams and need real-time data services. Providing deadline guarantees for queries over dynamic data streams is a ...
Yuan Wei, Vibha Prasad, Sang Hyuk Son
VLDB
2007
ACM
229views Database» more  VLDB 2007»
16 years 1 months ago
Sum-Max Monotonic Ranked Joins for Evaluating Top-K Twig Queries on Weighted Data Graphs
In many applications, the underlying data (the web, an XML document, or a relational database) can be seen as a graph. These graphs may be enriched with weights, associated with t...
Yan Qi 0002, K. Selçuk Candan, Maria Luisa ...
WISE
2006
Springer
16 years 1 months ago
Efficient Filtering Query Indexing in Data Stream
Filtering queries are widely used in data stream applications. As more and more filtering queries are registered in high-speed data stream management system, the processing efficie...
Ying Wang, Shuo Bai, Jianlong Tan, Li Guo