4397 search results - page 498 / 880 » Relational Algebra Operations |
253
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SIGMOD
2006
ACM
16 years 5 months ago
2006
ACM
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
147
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SIGMOD
2004
ACM
16 years 5 months ago
2004
ACM
We are presenting a framework for continuous querying of time-varying streamed XML data. A continuous stream in our framework consists of a finite XML document followed by a conti...
156
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PODS
2008
ACM
16 years 5 months ago
2008
ACM
We consider the navigational core of XPath, extended with two operators: the Kleene star for taking the transitive closure of path expressions, and a subtree relativisation operat...
120
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EDBT
2006
ACM
16 years 5 months ago
2006
ACM
Abstract. Physical database design tools rely on a DBA-provided workload to pick an "optimal" set of indexes and materialized views. Such an approach fails to capture sce...
158
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ICCD
2005
IEEE
16 years 1 months ago
2005
IEEE
Simultaneous multithreading (SMT) seeks to improve the computation throughput of a processor core by sharing primary resources such as functional units, issue bandwidth, and cache...