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» Querying XML streams
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WWW
2008
ACM
14 years 10 months ago
Utility-driven load shedding for xml stream processing
Because of the high volume and unpredictable arrival rate, stream processing systems may not always be able to keep up with the input data streams-- resulting in buffer overflow a...
Mingzhu Wei, Elke A. Rundensteiner, Murali Mani
XSYM
2004
Springer
109views Database» more  XSYM 2004»
14 years 3 months ago
Implementing Memoization in a Streaming XQuery Processor
In this paper, we describe an approach to boosting the performance of an XQuery engine by identifying and exploiting opportunities to share processing both within and across XML qu...
Yanlei Diao, Daniela Florescu, Donald Kossmann, Mi...
ICDE
2006
IEEE
149views Database» more  ICDE 2006»
14 years 11 months ago
An Efficient XPath Query Processor for XML Streams
Streaming XPath evaluation algorithms must record a potentially exponential number of pattern matches when both predicates and descendant axes are present in queries, and the XML ...
Yi Chen, Susan B. Davidson, Yifeng Zheng
VLDB
2005
ACM
103views Database» more  VLDB 2005»
14 years 3 months ago
Semantic Query Optimization for XQuery over XML Streams
We study XML stream-specific schema-based optimization. We assume a widely-adopted automata-based execution model for XQuery evaluation. Criteria are established regarding what s...
Hong Su, Elke A. Rundensteiner, Murali Mani
ICDE
2005
IEEE
100views Database» more  ICDE 2005»
14 years 11 months ago
The XML Stream Query Processor SPEX
François Bry, Fatih Coskun, Serap Durmaz, T...