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Chapter 5. Relational Database Design > Working with Entities and Attributes

Working with Entities and Attributes

When you set out to design a database system, there are two concepts you simply must be familiar with before you can say you have a solid planning foundation. You need to know the different types of “things” your system will track, and you need to know the characteristics of each of those “things.” In a recipe list, for example, you track one kind of thing: recipes. A recipe's characteristics are, for example, recipe name, recipe type, calories, ingredients, and cooking time. You could draw it out like this:

Recipe


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