ER
1999
Springer
14 years 4 months ago
1999
Springer
A Data Warehouse DW can be abstractly seen as a set of materialized views de ned over a set of remote data sources. A DW is intended to satisfy a set of queries. The views materi...
ER
1999
Springer
14 years 4 months ago
1999
Springer
ER
1999
Springer
14 years 4 months ago
1999
Springer
ER
1999
Springer
14 years 4 months ago
1999
Springer
During the process of updating a database, two interrelated problems could arise. On one hand, when an update is applied to the database, integrity constraints could become violat...
ER
1999
Springer
14 years 4 months ago
1999
Springer
Abstract. The increasing importance of better customisation of industrial products has led to development of configurable products. They allow companies to provide product families...
ER
1999
Springer
14 years 4 months ago
1999
Springer
We propose a method for modeling complex Web sources that have active user interaction requirements. Here active" refers to the fact that certain information in these sources ...
ER
1999
Springer
14 years 4 months ago
1999
Springer
Database support of time-varying phenomena typically assumes that entities change in a linear fashion. Many phenomena, however, change cyclically over time. Examples include monsoo...
ER
1999
Springer
14 years 4 months ago
1999
Springer
Abstract. The process industries (chemicals, food, oil, ...) are characterized by - continuous or batch -- processes of material transformation. The design of such processes, and t...
ER
1999
Springer
14 years 4 months ago
1999
Springer
“A pattern ... describes a problem which occurs over and over again in our environment, and then describes the core of the solution to that problem, in such a way that you can us...
ER
1999
Springer
14 years 4 months ago
1999
Springer
Several federated database systems have been built in the past using the relational or the object model as federating model. This paper gives an overview of the XMLMedia system, a ...