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Data Modeling Made Simple: A Practical Guide for Business and IT Professionals by Steve Hoberman

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CHAPTER 16 What are the Top 5 most frequently asked modeling questions?

Many industriesYet similar challengesLearn once, use often

This chapter contains the top five questions that have been asked over the last few years during data modeling training. If you have a question that is not listed here, feel free to email it to me at me@stevehoberman.com.

1. What is metadata?

When most IT people are asked for their definition of metadata, before we can even think about what it really means, we hear ourselves say out loud, “Data about data.” This is, however, a poor definition. As we know from our discussion of definitions in Chapter 12 on the Data Model Scorecard, a good definition is clear, complete, and correct. Although the “Data about data” definition ...

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