Databases: A Definition
Let’s start with a definition. A database is simply a structured collection of similar data. The important words here are structured and similar, and the movie list is a perfect example of both.
Imagine the movie list as a two-dimensional grid or table, similar to that shown in Figure 5.1. Each horizontal row in the table contains information about a single movie. The rows are broken up by vertical columns. Each column contains a single part of the movie record. The MovieTitle column contains movie titles, and so on.
Figure 5.1. Databases display data in an imaginary two-dimensional grid.
The movie list contains similar ...
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