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» An Algebra for XML Query
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ER
2007
Springer
99views Database» more  ER 2007»
15 years 10 months ago
VERT: A Semantic Approach for Content Search and Content Extraction in XML Query Processing
Processing a twig pattern query in XML document includes structural search and content search. Most existing algorithms only focus on structural search. They treat content nodes th...
Huayu Wu, Tok Wang Ling, Bo Chen
ICDT
2010
ACM
133views Database» more  ICDT 2010»
15 years 8 months ago
On the Tradeoff between Mapping and Querying Power in XML Data Exchange
In XML data exchange, a schema mapping specifies rules for restructuring a source document under the target schema, and queries over the target document must be answered in a way...
Shunichi Amano, Claire David, Leonid Libkin, Filip...
IANDC
2011
91views more  IANDC 2011»
14 years 11 months ago
Queries on Xml streams with bounded delay and concurrency
Query answering algorithms on Xml streams check answer candidates on the fly in order to avoid the unnecessary buffering whenever possible. The delay and concurrency of a query ...
Olivier Gauwin, Joachim Niehren, Sophie Tison
WWW
2010
ACM
15 years 11 months ago
Not so creepy crawler: easy crawler generation with standard xml queries
Web crawlers are increasingly used for focused tasks such as the extraction of data from Wikipedia or the analysis of social networks like last.fm. In these cases, pages are far m...
Franziska von dem Bussche, Klara A. Weiand, Benedi...
232
Voted
VLDB
2007
ACM
145views Database» more  VLDB 2007»
16 years 4 months ago
LCS-TRIM: Dynamic Programming Meets XML Indexing and Querying
In this article, we propose a new approach for querying and indexing a database of trees with specific applications to XML datasets. Our approach relies on representing both the q...
Shirish Tatikonda, Srinivasan Parthasarathy, Matth...