What is a Database—and How Does it Work?
Welcome to chapter 4, part 2!
Part 2
What you will learn
We’ve extensively discussed various scenarios for data collection and organisation. The examples we explored in the previous section—from landing a Mars probe to looking at wage development in a company—are all perfect examples of different fields that need usable data to function. However, when viewed individually, they’re relatively small and limited data projects.
But what happens when you need to merge several of these datasets into one large database?
In this section, we’ll delve deeper into understanding databases and how they operate.
Example: The general practitioner (GP)
The most widely used and important type of database is known as a relational database. Let’s look at a simple example to understand why these are so useful.