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» Causality and the Semantics of Provenance
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DBPL
2007
Springer
100views Database» more  DBPL 2007»
15 years 4 months ago
Provenance as Dependency Analysis
Abstract. Provenance is information recording the source, derivation, or history of some information. Provenance tracking has been studied in a variety of settings; however, althou...
James Cheney, Amal Ahmed, Umut A. Acar
DBSEC
2010
196views Database» more  DBSEC 2010»
14 years 6 months ago
Preserving Integrity and Confidentiality of a Directed Acyclic Graph Model of Provenance
Abstract. This paper describes how to preserve integrity and confidentiality of a directed acyclic graph (DAG) model of provenance database. We show a method to preserve integrity ...
Amril Syalim, Takashi Nishide, Kouichi Sakurai
FAST
2009
14 years 7 months ago
A Formal Model of Provenance in Distributed Systems
We present a formalism for provenance in distributed systems based on the -calculus. Its main feature is that all data products are annotated with metadata representing their prov...
Issam Souilah, Adrian Francalanza, Vladimiro Sasso...
ICDT
2007
ACM
90views Database» more  ICDT 2007»
15 years 4 months ago
On the Expressiveness of Implicit Provenance in Query and Update Languages
Abstract. Information concerning the origin of data (that is, its provenance) is important in many areas, especially scientific recordkeeping. Currently, provenance information mu...
Peter Buneman, James Cheney, Stijn Vansummeren
FORMATS
2003
Springer
15 years 3 months ago
Causal Time Calculus
We present a process algebra suitable to the modelling of timed concurrent systems and to their efficient verification through model checking. The algebra is provided with two con...
Franck Pommereau