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» Reformulation of XML Queries and Constraints
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DEXAW
2007
IEEE
124views Database» more  DEXAW 2007»
14 years 16 days ago
XML Query Optimisation: Specify your Selectivity
The problem of efficiently evaluating XPath and XQuery queries has become increasingly significant since more and more XML data is stored in its native form. We propose a novel op...
Sven Hartmann, Sebastian Link
ICDE
2010
IEEE
192views Database» more  ICDE 2010»
14 years 3 months ago
XML reasoning made practical
— We present a tool for the static analysis of XPath queries and XML Schemas. The tool introduces techniques used in the field of verification (such as binary decision diagrams...
Pierre Genevès, Nabil Layaïda
EDBT
2006
ACM
156views Database» more  EDBT 2006»
14 years 8 months ago
Constructing a Generic Natural Language Interface for an XML Database
Abstract. We describe the construction of a generic natural language query interface to an XML database. Our interface can accept an arbitrary English sentence as a query, which ca...
Yunyao Li, Huahai Yang, H. V. Jagadish
DATESO
2007
103views Database» more  DATESO 2007»
13 years 10 months ago
Using BMH Algorithm to Solve Subset of XPath Queries
Boyer-Moore-Horspool (BMH) algorithm is commonly used to solve text searching problems. In this paper is used to solve the constraint subset of XPath queries offering effective alg...
David Toth
IJSSE
2011
127views more  IJSSE 2011»
13 years 3 months ago
A Formal Language for XML Authorisations Based on Answer Set Programming and Temporal Interval Logic Constraints
The Extensible Markup Language is susceptible to security breaches because it does not incorporate methods to protect the information it encodes. Our work presented in this paper f...
Sean Policarpio, Yan Zhang