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» Extended Path Expressions for XML
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DBPL
2007
Springer
83views Database» more  DBPL 2007»
14 years 2 months ago
Succinctness of Pattern-Based Schema Languages for XML
Martens et al. defined a pattern-based specification language equivalent in expressive power to the widely adopted XML Schema definitions (XSDs). This language consists of rules...
Wouter Gelade, Frank Neven
SIGMOD
2002
ACM
169views Database» more  SIGMOD 2002»
14 years 9 months ago
Covering indexes for branching path queries
In this paper, we ask if the traditional relational query acceleration techniques of summary tables and covering indexes have analogs for branching path expression queries over tr...
Raghav Kaushik, Philip Bohannon, Jeffrey F. Naught...
INFSOF
2006
117views more  INFSOF 2006»
13 years 8 months ago
A high concurrency XPath-based locking protocol for XML databases
Providing efficient access to XML documents becomes crucial in XML database systems. More and more concurrency control protocols for XML database systems were proposed in the past...
Kuen-Fang Jack Jea, Shih-Ying Chen
ICDE
2009
IEEE
157views Database» more  ICDE 2009»
13 years 6 months ago
Query Rewrites with Views for XML in DB2
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
Parke Godfrey, Jarek Gryz, Andrzej Hoppe, Wenbin M...
SCAM
2007
IEEE
14 years 3 months ago
On Temporal Path Conditions in Dependence Graphs
Program dependence graphs are a well-established device to represent possible information flow in a program. Path conditions in dependence graphs have been proposed to express mo...
Andreas Lochbihler, Gregor Snelting