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ICDT
2010
ACM
133views Database» more  ICDT 2010»
15 years 9 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...
ICDT
2009
ACM
119views Database» more  ICDT 2009»
16 years 4 months ago
Incremental XPath evaluation
We study the problem of incrementally maintaining an XPath query on an XML database under updates. The updates we consider are node insertion, node deletion, and node relabeling. ...
Henrik Björklund, Marcel Marquardt, Wim Marte...
CORR
2007
Springer
116views Education» more  CORR 2007»
15 years 4 months ago
DOEF: A Dynamic Object Evaluation Framework
Abstract. In object-oriented or object-relational databases such as multimedia databases or most XML databases, access patterns are not static, i.e., applications do not always acc...
Zhen He, Jérôme Darmont
ICDE
2008
IEEE
208views Database» more  ICDE 2008»
16 years 5 months ago
Clip: a Visual Language for Explicit Schema Mappings
Many data integration solutions in the market today include tools for schema mapping, to help users visually relate elements of different schemas. Schema elements are connected wit...
Alessandro Raffio, Daniele Braga, Mauricio A. Hern...
ICDE
2008
IEEE
166views Database» more  ICDE 2008»
16 years 5 months ago
A Clustered Index Approach to Distributed XPath Processing
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
Georgia Koloniari, Evaggelia Pitoura