15 search results - page 2 / 3 » Why and Where: A Characterization of Data Provenance |
ICDE
2005
IEEE
14 years 6 months ago
2005
IEEE
Modern information systems often store data that has been transformed and integrated from a variety of sources. This integration may obscure the original source semantics of data ...
AICT
2009
IEEE
14 years 2 days ago
2009
IEEE
Unlike other wireless technologies, the deployment of 802.11 networks is not limited to operators: access points can easily be installed by end-users for domestic use. This singul...
PODS
2002
ACM
14 years 5 months ago
2002
ACM
We study two classes of view update problems in relational databases. We are given a source database S, a monotone query Q, and the view Q(S) generated by the query. The first pro...
SIGMOD
2010
ACM
13 years 3 months ago
2010
ACM
One useful feature that is missing from today’s database systems is an explain capability that enables users to seek clarifications on unexpected query results. There are two t...
ICDE
2007
IEEE
13 years 11 months ago
2007
IEEE
The strength of GIS is in providing a rich data infrastructure for combining disparate data in meaningful ways by using a spatial arrangement (e.g., proximity). As a toolbox, a GI...