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Business Intelligence by Jerzy Surma

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3.1. Reporting and Data Analysis

3.1.1. Introduction

A data warehouse, which is created in accordance with your business requirements, allows you to analyze the data. If it is connected with suitable tools designed to analyze and present data, a systematic multidimensional data analysis can be made, which is called online analytical processing (OLAP).1 As shown in Figure 2.1, the systematic analysis is directly linked to the end user.

According to Edgar F. Codd, “online analytical processing is multidimensional data analysis that is initiated by a business user and consists of complex reporting mechanisms, analyses and data visualization.” Codd, who in 1970 formulated the relational data model, is considered to be one of the main developers and ...

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