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ICDT
1997
ACM
108views Database» more  ICDT 1997»
15 years 8 months ago
Incorporating User Preferences in Multimedia Queries
A “scoring rule” is an assignment of a value to every tuple (of varying sizes). This paper is concerned with the issue of how to modify a scoring rule to apply to the case whe...
Ronald Fagin, Edward L. Wimmers
ICDIM
2008
IEEE
15 years 11 months ago
Dynamic detection and administration of materialized views based on the Query Graph Model
Database Management Systems (DBMS) are complex software systems which are used in an increasing number of applications. To obtain the best performance for business relevant applic...
Andreas Lübcke, Ingolf Geist, Ronny Bubke
ESOP
2008
Springer
15 years 6 months ago
Regular Expression Subtyping for XML Query and Update Languages
Abstract. XML database query languages such as XQuery employ regular expression types with structural subtyping. Subtyping systems typically have two presentations, which should be...
James Cheney
156
Voted
SIGMOD
2001
ACM
146views Database» more  SIGMOD 2001»
16 years 4 months ago
On Supporting Containment Queries in Relational Database Management Systems
Virtually all proposals for querying XML include a class of query we term "containment queries". It is also clear that in the foreseeable future, a substantial amount of...
Chun Zhang, Jeffrey F. Naughton, David J. DeWitt, ...
CIKM
2004
Springer
15 years 10 months ago
Processing content-oriented XPath queries
Document-centric XML collections contain text-rich documents, marked up with XML tags that add lightweight semantics to the text. Querying such collections calls for a hybrid quer...
Börkur Sigurbjörnsson, Jaap Kamps, Maart...