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Lecture Notes
I have been designing and building applications, including the databases used by those applications, for several decades now. I have seen similar problems approached by different d...
APWEB
2007
Springer
14 years 1 months ago
2007
Springer
XQuery is a powerful language defined by the W3C to query XML documents. Its query functionalities and its expressiveness satisfy the major needs of both the database community an...
DASFAA
2010
IEEE
14 years 19 days ago
2010
IEEE
The skyline of a set P of multi-dimensional points (tuples) consists of those points in P for which no clearly better point in P exists, using component-wise comparison on domains ...
KR
1998
Springer
13 years 12 months ago
1998
Springer
Our concern in this paper is with conjecturing diagnoses to explain what happened to a system, given a theory of system behaviour and some observed (aberrant) behaviour. We charac...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
Answering queries over ontologies is an important issue for the Semantic Web. Aggregate queries were widely studied for relational databases but almost no results are known for ag...