Book Image

AWS Certified Database – Specialty (DBS-C01) Certification Guide

By : Kate Gawron
5 (1)
Book Image

AWS Certified Database – Specialty (DBS-C01) Certification Guide

5 (1)
By: Kate Gawron

Overview of this book

The AWS Certified Database – Specialty certification is one of the most challenging AWS certifications. It validates your comprehensive understanding of databases, including the concepts of design, migration, deployment, access, maintenance, automation, monitoring, security, and troubleshooting. With this guide, you'll understand how to use various AWS databases, such as Aurora Serverless and Global Database, and even services such as Redshift and Neptune. You’ll start with an introduction to the AWS databases, and then delve into workload-specific database design. As you advance through the chapters, you'll learn about migrating and deploying the databases, along with database security techniques such as encryption, auditing, and access controls. This AWS book will also cover monitoring, troubleshooting, and disaster recovery techniques, before testing all the knowledge you've gained throughout the book with the help of mock tests. By the end of this book, you'll have covered everything you need to pass the DBS-C01 AWS certification exam and have a handy, on-the-job desk reference guide.
Table of Contents (24 chapters)
1
Part 1: Introduction to Databases on AWS
Free Chapter
2
Chapter 1: AWS Certified Database – Specialty Overview
5
Part 2: Workload-Specific Database Design
12
Part 3: Deployment and Migration and Database Security
16
Part 4: Monitoring and Optimization
20
Part 5: Assessment
21
Chapter 16: Exam Practice

Summary

In this chapter, we learned about how to use CloudWatch to monitor your databases running in AWS. CloudWatch offers a powerful and highly customizable setup of tools, such as dashboards, alarms, and anomaly detection, to finely tune your alerts and monitoring across your database estate.

We learned how to use Enhanced Monitoring to be able to closely monitor the health and performance of the virtual machines that run our RDS databases to help diagnose performance issues more accurately.

Finally, we learned how to use Performance Insights to graphically see ongoing and real-time performance metrics at the query level to help identify the root cause of any database performance issues and areas that could be tuned.

Accurate and comprehensive monitoring of your databases is critical to ensure there are no outages and that performance is maintained, and CloudWatch is one of the best tools to do so. In the exam, there will be a large number of questions about performance...