CORR
2011
Springer
13 years 9 months ago
2011
Springer
In this paper we will present the two basic operations for database schemas used in database mapping systems (separation and Data Federation), and we will explain why the functoria...
PVLDB
2008
14 years 4 months ago
2008
Schema mappings are fundamental building blocks in many information integration applications. Designing mappings is a timeconsuming process and for that reason many mapping system...
PVLDB
2008
14 years 5 months ago
2008
A fundamental problem in information integration is to precisely specify the relationships, called mappings, between schemas. Designing mappings is a time-consuming process. To al...