255 search results - page 20 / 51 » Provenance in databases |
VLDB
2002
ACM
14 years 7 months ago
2002
ACM
Several organizations have developed very large market basket databases for the maintenance of customer transactions. New applications, e.g., Web recommendation systems, present th...
ICDT
1997
ACM
13 years 11 months ago
1997
ACM
This paper provides a formal foundation for distributed workfiow executions. The state chart formalism is adapted to the needs of a workflow model in order to establish a basis for...
PVLDB
2008
13 years 6 months ago
2008
Supporting graceful schema evolution represents an unsolved problem for traditional information systems that is further exacerbated in web information systems, such as Wikipedia a...
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
Tracing the lineage of data is an important requirement for establishing the quality and validity of data. Recently, the problem of data provenance has been increasingly addressed...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Clio is a system for managing and facilitating the complex tasks of heterogeneous data transformation and integration. In Clio, we have collected together a powerful set of data m...