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

Cheat sheet

This cheat sheet summarizes the main key points from this chapter, as follows:

  • Neptune is a graph database optimized for storing and querying connections between items.
  • You can use the Neptune Bulk Loader to import data in various formats from an S3 bucket using S3 endpoints.
  • Neptune supports querying using the SPARQL language, which is similar to SQL, as well as Gremlin, which is a specific graph querying language.
  • Neptune is a highly redundant, fully managed database system with options for both Multi-AZ and cross-region replication using Neptune Streams.
  • QLDB is an immutable centralized ledger database optimized for workloads that require verifiable data chains with all historic versions and modifications.
  • QLDB uses the PartiQL query language and returns data in Amazon ION format.
  • QLDB does not offer any backup or restore functionality, but you can export to S3.
  • QLDB scales automatically, so you do not need to provision compute or...