Summary
Congratulations on successfully finishing this chapter! Now you are equipped with a powerful understanding of databases and it will pay dividends in your quest for effective data preprocessing.
In this chapter, you learned the technological role of databases in data analytics and data preprocessing. You also learned about different kinds of databases and how they should be chosen for different situations. Specifically, you understood how you would decide about the level of data structures in their databases. Last but not least, you learned the five different methods of connecting to, and pulling data from, databases.
This chapter concludes your learning of part 1 of this book: Technical needs. Now you are ready to start learning about analytics goals, which is the second part of this book. The technical needs will empower you to use technology to effectively read and manipulate data. The analytics goals will give you a foundational understanding so that you know for what...
