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CIKM
2004
Springer
15 years 3 months ago
Extending and inferring functional dependencies in schema transformation
We study the representation, derivation and utilization of a special kind of constraints in multidatabase systems. A major challenge is when component database schemas are schemat...
Qi He, Tok Wang Ling
SIGMOD
2005
ACM
86views Database» more  SIGMOD 2005»
15 years 10 months ago
Lean middleware
This paper describes an approach to achieving data integration across multiple sources in an enterprise, in a manner that does not require heavy investment in database and middlew...
David A. Maluf, David G. Bell, Naveen Ashish
ER
2004
Springer
119views Database» more  ER 2004»
15 years 3 months ago
Schema Evolution in Data Warehousing Environments - A Schema Transformation-Based Approach
Abstract. In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialised integrated database. The schemas of the data sources and the in...
Hao Fan, Alexandra Poulovassilis
ESCIENCE
2006
IEEE
15 years 1 months ago
Toward Standards for Integration of Instruments into Grid Computing Environments
Instruments and sensors are the primary sources of data driving science and the development and refinement of theory. A critical component of eresearch yet to be clarified is the ...
Donald F. McMullen, Ian M. Atkinson, Kenneth Chiu,...
GLOBECOM
2006
IEEE
15 years 3 months ago
A Field Study on Terrestrial and Satellite Location Sources for Urban Cellular Networks
— This work presents a statistical field study of the availability of time sources for location in a true wireless network. Terrestrial (base stations) and satellite (GPS) source...
Israel Martín-Escalona, Francisco Barcel&oa...