635 search results - page 23 / 127 » Expiring Data in a Warehouse |
DMDW
2000
13 years 11 months ago
2000
This paper describes a method for developing dimensional models from traditional Entity Relationship models. This can be used to design data warehouses and data marts based on ent...
ER
2004
Springer
14 years 3 months ago
2004
Springer
Abstract. In Data Warehouse (DW) scenarios, ETL (Extraction, Transformation, Loading) processes are responsible for the extraction of data from heterogeneous operational data sourc...
WSC
2004
13 years 11 months ago
2004
Discrete event simulation modelling has been extensively used in modelling complex systems. Although it offers great conceptual-modelling flexibility, it is both computationally e...
APCCM
2008
13 years 11 months ago
2008
This paper introduces a Conceptual Data Model for Data Warehouse including multidimensional aggregation. It is based on Entity-Relationships data model. The conceptual data model ...
SIGMOD
2010
ACM
14 years 2 months ago
2010
ACM
Since the 1970’s, database systems have been “compute-centric”. When a computation needs the data, it requests the data, and the data are pulled through the system. We belie...