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» On the Intersection of XPath Expressions
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DOCENG
2006
ACM
14 years 1 months ago
Comparing XML path expressions
XPath is the standard declarative language for navigating XML data and returning a set of matching nodes. In the context of XSLT/XQuery analysis, query optimization, and XML type ...
Pierre Genevès, Nabil Layaïda
EDBT
2006
ACM
150views Database» more  EDBT 2006»
14 years 7 months ago
Improving the Efficiency of XPath Execution on Relational Systems
: This work describes a method for processing XPath on a relational back-end that significantly limits the number of SQL joins required, takes advantage of the strengths of modern ...
Haris Georgiadis, Vasilis Vassalos
SOFSEM
2004
Springer
14 years 21 days ago
Processing XPath Expressions in Relational Databases
Abstract. Research on processing XML documents gained much activity in recent times. XML query languages are mostly based on XPath expressions, which are used to select parts of XM...
Tadeusz Pankowski
WISE
2002
Springer
14 years 7 days ago
Optimized Translation of XPath into Algebraic Expressions Parameterized by Programs Containing Navigational Primitives
We propose a new approach for the efficient evaluation of XPath expressions. This is important, since XPath is not only used as a simple, stand-alone query language, but is also ...
Sven Helmer, Carl-Christian Kanne, Guido Moerkotte
VLDB
2005
ACM
125views Database» more  VLDB 2005»
14 years 25 days ago
Rewriting XPath Queries Using Materialized Views
As a simple XML query language but with enough expressive power, XPath has become very popular. To expedite evaluation of XPath queries, we consider the problem of rewriting XPath...
Wanhong Xu, Z. Meral Özsoyoglu