2853 search results - page 13 / 571 » On the Efficiency of Provenance Queries |
ICDT
2001
ACM
13 years 11 months ago
2001
ACM
Withthe proliferation of database views and curated databases, the issue of data provenance where a piece of data came from and the process by which it arrived in the database is b...
PODS
2007
ACM
14 years 7 months ago
2007
ACM
We show that relational algebra calculations for incomplete databases, probabilistic databases, bag semantics and whyprovenance are particular cases of the same general algorithms...
FAST
2009
13 years 5 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...
IPAW
2010
13 years 4 months ago
2010
Abstract. "Why does the build fail currently?" - This and similar questions arise on a daily basis in software development processes (SDP). There is no easy way to answer...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...