Summary

In this first technical chapter, we have covered a lot of different databases, all of which will likely feature in your exam.

You should now know how to explain the benefits and compromises of cloud databases versus on-premises databases and understand the key motivations for moving to the cloud in terms of scalability, cost, security, compliance, and performance. You have also learned how all the database engines that will be covered in the exam work and how to identify key use cases for each based on their key features.

So far, we have looked at technologies that work both on-premises and in the cloud. Now, it's time to focus on the specific AWS technologies that you will need to know about for the exam. The next chapter will teach you the basics of AWS infrastructure, where you will deploy and maintain your databases. Without this knowledge, you will struggle in the exam as there will likely be questions on how to set up the infrastructure for your databases...