What You Have Learned
In this chapter, you have been introduced to the basics of what databases are. To recap, a database is a collection of related entities. These entities, also known as tables, are composed of fields, which are also known as attributes. Within a table are zero or more rows of data.
What databases technically are is not nearly as interesting as what databases are capable of performing. Data is the lifeblood of business. Anything a business is interested in tracking can be traced to data. To understand a business first requires understanding its data. Whether it is in support of a marketing campaign or customer service, data plays an important role.
Today, the most popular database used in business is built on the relational ...
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