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Chapter 2. Database Basics > Anatomy of a Database

Anatomy of a Database

Databases often contain huge amounts of information, yet tiny pieces of that data can be fetched almost instantly. What's the secret? It's because everything within even the largest database is organized piece by piece into categories, or fields (Figure 2.2). Each field—the smallest unit within a database—contains information describing its contents. With that field information, the database can go to work. And by understanding the power of fields, so can you.

Figure 2.2. Every database organizes its information into individual records, which then contain fields for each bit of data.



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