67 search results - page 2 / 14 » On the Expressiveness of Implicit Provenance in Query and Up... |
ESOP
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. XML database query languages such as XQuery employ regular expression types with structural subtyping. Subtyping systems typically have two presentations, which should be...
CAISE
2003
Springer
13 years 10 months ago
2003
Springer
We present an approach to updateable XML views, which is based on the Stack-Based Approach to query languages. Its novelty consists in introducing procedures overloading generic up...
SIGMOD
2010
ACM
13 years 10 months ago
2010
ACM
Many advanced data management operations (e.g., incremental maintenance, trust assessment, debugging schema mappings, keyword search over databases, or query answering in probabil...
FAST
2009
13 years 3 months ago
2009
The notion of RDF Named Graphs has been proposed in order to assign provenance information to data described using RDF triples. In this paper, we argue that named graphs alone can...
DEDUCTIVE
1994
13 years 6 months ago
1994
Given an intensional database (IDB) and an extension database (EDB), the view update problem translates updates on the IDB into updates on the EDB. One approach to the view update...