Data integration with dependent sources
Anish Das Sarma, Xin Luna Dong, Alon Y. Halevy · 2011
Data integration systems offer users a uniform interface to a set of data sources. Previous work has typically assumed that the data sources are independent of each other; however, in scenarios involving large numbers of sources, such as the Web or large enterprises, there is an eco-system of dependent sources, where some sources copy parts of their data from others.