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» XML Query Processing and Optimization
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OTM
2007
Springer
14 years 1 months ago
Translating XPath Queries into SPARQL Queries
Abstract The W3C has developed XPath [3] as a query language for XML data. XPath is embedded in many other languages like XQuery and XSLT. The name of XPath derives from its basic ...
Matthias Droop, Markus Flarer, Jinghua Groppe, Sve...
SIGMOD
2007
ACM
219views Database» more  SIGMOD 2007»
14 years 7 months ago
Efficient exploitation of similar subexpressions for query processing
Complex queries often contain common or similar subexpressions, either within a single query or among multiple queries submitted as a batch. If so, query execution time can be imp...
Jingren Zhou, Johann Christoph Freytag, Per-Å...
WIDM
2004
ACM
14 years 1 months ago
Ctree: a compact tree for indexing XML data
In this paper, we propose a novel compact tree (Ctree) for XML indexing, which provides not only concise path summaries at the group level but also detailed child-parent links at ...
Qinghua Zou, Shaorong Liu, Wesley W. Chu
VLDB
2002
ACM
97views Database» more  VLDB 2002»
13 years 7 months ago
Incorporating XSL Processing into Database Engines
The two observations that 1) many XML documents are stored in a database or generated from data stored in a database and 2) processing these documents with XSL stylesheet processo...
Guido Moerkotte
ICDE
2006
IEEE
185views Database» more  ICDE 2006»
14 years 1 months ago
Don't be a Pessimist: Use Snapshot based Concurrency Control for XML
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...
Zeeshan Sardar, Bettina Kemme