Building Data Marts

This article descibes building data marts from a data warehouse or transaction repository. It discusses the merits of full and incremental loads for different data marts.   The types of data marts to load Having built…

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Detecting Changed Data

Introduction When loading data warehouses, it is usually possible to decreases the load time very significantly by processing only changes since the last load, rather than completely refreshing all the data every time. This article describes…

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