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EDBT
2006
ACM
150views Database» more  EDBT 2006»
16 years 7 months ago
Improving the Efficiency of XPath Execution on Relational Systems
: This work describes a method for processing XPath on a relational back-end that significantly limits the number of SQL joins required, takes advantage of the strengths of modern ...
Haris Georgiadis, Vasilis Vassalos
DEXAW
2007
IEEE
81views Database» more  DEXAW 2007»
16 years 1 months ago
User Feedback in Probabilistic Integration
Data integration approaches mostly attempt to resolve semantic uncertainty and conflicts between data sources during the data integration process. In some application areas, this...
Ander de Keijzer, Maurice van Keulen
XIMEP
2006
ACM
161views Database» more  XIMEP 2006»
16 years 1 months ago
Programming with XQuery
XQuery is a declarative language for querying and updating XML data sources. Interfacing XQuery to a host programming language is difficult because of the type system mismatch, an...
Donald D. Chamberlin, Michael J. Carey, Daniela Fl...
XIMEP
2006
ACM
179views Database» more  XIMEP 2006»
16 years 1 months ago
Positional Grouping in XQuery
This paper proposes an extension to the XQuery language to solve the problem of positional grouping: that is, problems in which it is necessary to convert a flat sequence into a h...
Michael H. Kay
XIMEP
2005
ACM
126views Database» more  XIMEP 2005»
16 years 18 days ago
Purely Relational FLWORs
We report on a compilation procedure that derives relational algebra plans from arbitrarily nested XQuery FLWOR blocks. While recent research was able to develop relational encodi...
Torsten Grust