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DBPL
2005
Springer
93views Database» more  DBPL 2005»
13 years 5 months ago
On the Expressive Power of XQuery Fragments
XQuery is known to be a powerful XML query language with many bells and whistles. For many common queries we do not need all the expressive power of XQuery. We investigate the eff...
Jan Hidders, Stefania Marrara, Jan Paredaens, Roel...
DBPL
2005
Springer
93views Database» more  DBPL 2005»
13 years 9 months ago
Minimizing Tree Automata for Unranked Trees
Wim Martens, Joachim Niehren
DBPL
2005
Springer
135views Database» more  DBPL 2005»
13 years 9 months ago
Type-Based Optimization for Regular Patterns
Pattern matching mechanisms based on regular expressions feature in a number of recent languages for processing XML. The flexibility of these mechanisms demands novel approaches ...
Michael Y. Levin, Benjamin C. Pierce
DBPL
2005
Springer
143views Database» more  DBPL 2005»
13 years 9 months ago
Inconsistency Tolerance in P2P Data Integration: An Epistemic Logic Approach
We study peer-to-peer ðP2PÞ data integration, where each peer models an autonomous system that exports data in terms of its own schema, and data interoperation is achieved by me...
Diego Calvanese, Giuseppe De Giacomo, Domenico Lem...
DBPL
2005
Springer
112views Database» more  DBPL 2005»
13 years 9 months ago
Dual Syntax for XML Languages
XML is successful as a machine processable data interchange format, but it is often too verbose for human use. For this reason, many XML languages permit an alternative more legib...
Claus Brabrand, Anders Møller, Michael I. S...
DBPL
2005
Springer
93views Database» more  DBPL 2005»
13 years 9 months ago
Exploiting Schemas in Data Synchronization
J. Nathan Foster, Michael B. Greenwald, Christian ...
DBPL
2005
Springer
130views Database» more  DBPL 2005»
13 years 9 months ago
Complexity and Approximation of Fixing Numerical Attributes in Databases Under Integrity Constraints
Consistent query answering is the problem of computing the answers from a database that are consistent with respect to certain integrity constraints that the database as a whole ma...
Leopoldo E. Bertossi, Loreto Bravo, Enrico Francon...
DBPL
2005
Springer
94views Database» more  DBPL 2005»
13 years 9 months ago
Mapping Maintenance in XML P2P Databases
Dario Colazzo, Carlo Sartiani