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» Stream Processing of XPath Queries with Predicates
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ADC
2007
Springer
193views Database» more  ADC 2007»
13 years 11 months ago
Optimizing XPath Queries on Streaming XML Data
XML stream processing has recently become popular for many applications such as selective dissemination of information. Several approaches have been proposed and most of them are ...
Keerati Jittrawong, Raymond K. Wong
SIGMOD
2003
ACM
140views Database» more  SIGMOD 2003»
14 years 5 months ago
Stream Processing of XPath Queries with Predicates
We consider the problem of evaluating large numbers of XPath filters, each with many predicates, on a stream of XML documents. The solution we propose is to lazily construct a sin...
Ashish Kumar Gupta, Dan Suciu
ICDE
2005
IEEE
121views Database» more  ICDE 2005»
14 years 6 months ago
Full-fledged Algebraic XPath Processing in Natix
We present the first complete translation of XPath into an algebra, paving the way for a comprehensive, state-of-theart XPath (and later on, XQuery) compiler based on algebraic op...
Matthias Brantner, Sven Helmer, Carl-Christian Kan...
ICDE
2006
IEEE
149views Database» more  ICDE 2006»
14 years 6 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
XIMEP
2005
ACM
121views Database» more  XIMEP 2005»
13 years 10 months ago
Trading Precision for Throughput in XPath Processing
We present in this paper a system for rewriting user-specific XPath queries for higher sharing of common sub-expressions in a streaming environment. We rewrite these queries acco...
Engie Bashir, Jihad Boulos