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Figure 2-5: The column in a relational database contains records, which are members of collections or groups.

Figure 2-5: The column in a relational database contains records, which are members of collections or groups.

You can have multiple tables in a relational database. You can also have "things" in one table that relate to things in another table, not only by chance, but also by design and purpose. In relational tables, you access the properties of a thing, and the information that it represents, by referencing its place in the collection, as shown in Figure 2-6.

Data Storage

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