Chapter 4. Enterprise Technologies and Big Data Business Intelligence

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Online Transaction Processing (OLTP)

Online Analytical Processing (OLAP)

Extract Transform Load (ETL)

Data Warehouses

Data Marts

Traditional BI

Big Data BI

As described in Chapter 2, in an enterprise executed as a layered system, the strategic layer constrains the tactical layer, which directs the operational layer. The alignment of layers is captured through metrics and performance indicators, which provide the operational layer with insight into how its processes are executing. These measurements are aggregated and enhanced with additional meaning to become KPIs, through which ...

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