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SIGMOD
1997
ACM
107views Database» more  SIGMOD 1997»
15 years 4 months ago
Range Queries in OLAP Data Cubes
A range query applies an aggregation operation over all selected cells of an OLAP data cube where the selection is speci ed by providing ranges of values for numeric dimensions. W...
Ching-Tien Ho, Rakesh Agrawal, Nimrod Megiddo, Ram...
SIGMOD
2002
ACM
169views Database» more  SIGMOD 2002»
16 years 23 days ago
Covering indexes for branching path queries
In this paper, we ask if the traditional relational query acceleration techniques of summary tables and covering indexes have analogs for branching path expression queries over tr...
Raghav Kaushik, Philip Bohannon, Jeffrey F. Naught...
SIGMOD
2009
ACM
202views Database» more  SIGMOD 2009»
16 years 26 days ago
ZStream: a cost-based query processor for adaptively detecting composite events
Composite (or Complex) event processing (CEP) systems search sequences of incoming events for occurrences of userspecified event patterns. Recently, they have gained more attentio...
Yuan Mei, Samuel Madden
115
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CIKM
2007
Springer
15 years 6 months ago
Top-k subgraph matching query in a large graph
Recently, due to its wide applications, subgraph search has attracted a lot of attention from database and data mining community. Sub-graph search is defined as follows: given a ...
Lei Zou, Lei Chen 0002, Yansheng Lu
DASFAA
2005
IEEE
256views Database» more  DASFAA 2005»
15 years 6 months ago
CoCache: Query Processing Based on Collaborative Caching in P2P Systems
Peer-to-peer (P2P) computing is gaining more and more significance due to its widespread use currently and potential deployments in future applications. In this paper, we propose ...
Weining Qian, Linhao Xu, Shuigeng Zhou, Aoying Zho...