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Data Preparation for Analytics Using SAS by Gerhard Svolba

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Chapter 3

Characteristics of Data Sources

 

3.1 Introduction

3.2 Operational or Dispositive Data Systems?

3.3 Data Requirement: Periodic Availability

3.4 Wording: Analysis Table or Analytic Data Mart?

3.5 Quality of Data Sources for Analytics

 

3.1  Introduction

After having discussed the characteristics of business questions in the previous chapter, we will now go into more detail about the characteristics of data sources. In this chapter we will continue with the business point of view of data and will discuss properties of data sources such as the rationale of the source system and periodic data availability. We will also look at the advantageous properties of a data warehouse.

Obviously, data sources have a lot of technical characteristics, ...

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