1724 search results - page 26 / 345 » Concurrency in the Data Warehouse |
116
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WSC
2004
15 years 3 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...
101
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APCCM
2008
15 years 3 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 ...
113
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SIGMOD
2010
ACM
15 years 6 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...
110
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BTW
2009
Springer
15 years 8 months ago
2009
Springer
Abstract: Extract-transform-load (ETL) tools are primarily designed for data warehouse loading, i.e. to perform physical data integration. When the operational data sources happen ...
96
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GEOINFO
2007
15 years 3 months ago
2007
In this paper we are interested in storing and perform OLAP queries about various aggregate trajectory properties. We consider a data stream environment where a set of mobile objec...