URL Mapping, Views, and Templates

In the previous chapter, we were introduced to databases, and we learned how to store, retrieve, update, and delete records from a database. We also learned how to create Django models and apply database migrations.

However, these database operations alone cannot display an application’s data to a user. We need a way to display all the stored information in a meaningful way to the user – for example, displaying all the books present in our Bookr application’s database, in a browser, and in a presentable format. This is where Django views, templates, and URL mapping come into play. Views are the part of a Django application that takes in a web request and provides a web response. For example, a web request could be a user trying to view a website by entering the website address, and a web response could be the website’s home page loading in the user’s browser. Views are one of the most important parts of a Django...