Book Image

AWS Certified Developer - Associate Guide - Second Edition

By : Vipul Tankariya, Bhavin Parmar
5 (2)
Book Image

AWS Certified Developer - Associate Guide - Second Edition

5 (2)
By: Vipul Tankariya, Bhavin Parmar

Overview of this book

This book will focus on the revised version of AWS Certified Developer Associate exam. The 2019 version of this exam guide includes all the recent services and offerings from Amazon that benefits developers. AWS Certified Developer - Associate Guide starts with a quick introduction to AWS and the prerequisites to get you started. Then, this book will describe about getting familiar with Identity and Access Management (IAM) along with Virtual private cloud (VPC). Next, this book will teach you about microservices, serverless architecture, security best practices, advanced deployment methods and more. Going ahead we will take you through AWS DynamoDB A NoSQL Database Service, Amazon Simple Queue Service (SQS) and CloudFormation Overview. Lastly, this book will help understand Elastic Beanstalk and will also walk you through AWS lambda. At the end of this book, we will cover enough topics, tips and tricks along with mock tests for you to be able to pass the AWS Certified Developer - Associate exam and develop as well as manage your applications on the AWS platform.
Table of Contents (30 chapters)
Free Chapter
1
Overview of AWS Certified Developer - Associate Certification

AWS DynamoDB - A NoSQL Database Service

DynamoDB is an easy-to-use and fully managed NoSQL database service provided by Amazon. It provides fast and consistent performance, highly scalable architecture, flexible data structure, event-driven programmability, and fine-grained access control.

Before we go into detail about DynamoDB, we'll explore some fundamental characteristics of Relational Database Management Systems (RDBMSes)/Structured Query Language (SQL) and NoSQL databases. For a long time, the developer community has been working with RDBMSes and SQL. If you have used RDBMSes and SQL, you will probably want to understand the fundamental similarities and differences between the SQL and NoSQL databases.

We will cover the following topics in this chapter:

  • Understanding RDBMSes
  • Introducing DynamoDB
  • DynamoDB components
  • Read consistency model
  • Naming rules and data types
  • ...