254 search results - page 2 / 51 » On the Limitations of Provenance for Queries With Difference |
ICDE
2009
IEEE
13 years 2 months ago
2009
IEEE
Data provenance is information that describes how a given data item was produced. The provenance includes source and intermediate data as well as the transformations involved in pr...
CIKM
2009
Springer
13 years 8 months ago
2009
Springer
While provenance has been extensively studied in the literature, the efficient evaluation of provenance queries remains an open problem. Traditional query optimization techniques...
CIDR
2011
12 years 8 months ago
2011
End-to-end data processing environments are often comprised of several independently-developed (sub-)systems, e.g. for engineering, organizational or historical reasons. Unfortuna...
IPAW
2010
13 years 2 months ago
2010
Data provenance graphs are form of metadata that can be used to establish a variety of properties of data products that undergo sequences of transformations, typically specified as...
ATAL
2007
Springer
13 years 10 months ago
2007
Springer
Determining the provenance of data, i.e. the process that led to that data, is vital in many disciplines. For example, in science, the process that produced a given result must be...