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» Tree Automata and XPath on Compressed Trees
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DKE
2007
136views more  DKE 2007»
13 years 6 months ago
Deciding XPath containment with MSO
XPath is the standard language for addressing parts of an XML document. We present a sound and complete decision procedure for containment of XPath queries. The considered XPath f...
Pierre Genevès, Nabil Layaïda
CORR
2008
Springer
76views Education» more  CORR 2008»
13 years 6 months ago
Alternating Automata on Data Trees and XPath Satisfiability
Marcin Jurdzinski, Ranko Lazic
ICDT
2010
ACM
259views Database» more  ICDT 2010»
14 years 3 months ago
Forward-XPath and extended register automata on data-trees
We consider a fragment of XPath named `forward-XPath', which contains all descendant and rightwards sibling axes as well as data equality and inequality tests. The satisfiabi...
Diego Figueira
XIMEP
2004
ACM
74views Database» more  XIMEP 2004»
13 years 11 months ago
Schema Validation and Type Annotation for Encoded Trees
We argue that efficient support for schema validation and type annotation in XQuery processors deserves as much attention as efficient evaluation techniques for XPath queries have...
Torsten Grust, Stefan Klinger