The importance of information that is of high quality to a business was discussed in Chapter 1. From this it was determined that the data which underlies the information must also be of good quality. In this chapter we investigate further the issues surrounding data quality. We look at the completeness and correctness dimensions of data quality and how to bring about an improvement in data quality.


The word quality means different things in different contexts. When talking about the quality of a dish served as part of a meal in a restaurant, I could be talking about the very essence of that dish – the ingredients that the chef uses to create it. On the other hand I could be talking about its character once ...

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