Chapter 5. Data Structure Tuning

This chapter presents various techniques to improve our data structure in terms of security, performance, and documentation. We then present the final data structure for the car dealer's case study.

Data Access Policies

We saw in Chapter 1 that data is an important resource, so access to this resource must be controlled and clearly documented. As each piece of data originates, the responsibility for data entry must be clearly established. After the data has made its way into the database, policies must be in place to control access to it, and these policies are implemented by MySQL's privileges and the use of views.

Responsibility

We should determine who in the enterprise—in terms of a person's name or a function name—is ...

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