Further reading
In this chapter, we introduced and experimented with the concept of refactoring, which is key for each professional code developer and every real-life project.
If you are serious about this profession, I want to recommend Martin’s book because it has been exceptionally important in my education as a developer.
It shaped my views that software is an ever-evolving body of knowledge expressed as code that you must keep in good shape to keep evolving it. Because of that core need, the goal of good developers is to express that knowledge as clearly as possible for colleagues that will come, including your future self, who will read that code again and again.
It also cemented my belief that tests are the superpower that allows developers to sleep well at night and be able to confidently go to the office day after day.
While SQL code and its use together with Jinja in dbt are different from pure Python or Java coding, the basics behind producing good working...