777 search results - page 80 / 156 » Optimization of Relational Preference Queries |
WWW
2002
ACM
14 years 10 months ago
2002
ACM
We present an algorithm for translating XSLT programs into SQL. Our context is that of virtual XML publishing, in which a single XML view is defined from a relational database, an...
EDBT
2000
ACM
14 years 1 months ago
2000
ACM
the research activities. This abstract is to introduce the approach of a data model - EP data model. Its data structure is able to store as a finite set of nodes arbitrary effectiv...
WWW
2008
ACM
14 years 10 months ago
2008
ACM
WebPMI is a popular web-based association measure to evaluate the semantic similarity between two queries (i.e. words or entities) by leveraging search results returned by search ...
CONSTRAINTS
2010
13 years 10 months ago
2010
Abstract. We describe a simple CSP formalism for handling multi-attribute preference problems with hard constraints, one that combines hard constraints and preferences so the two a...
SIGMOD
2012
ACM
12 years 17 days ago
2012
ACM
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...