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

Changing an RDS instance type

An RDS instance type is generally changed to accommodate additional resource requirements or to downgrade an existing instance type that is underutilized. To change the instance type, perform the following steps:

  1. Select the desired Amazon RDS instance to change type and click on Modify as shown:
Select Modify to change the Amazon RDS instance configuration
  1. From the list of RDS DB instances, select the desired instance to modify the instance type and select Modify from the instance's Actions drop-down menu.
  1. Modifying a DB instance does not only allow us to change the DB instance type; it also allows us to change many other parameters that are provided at the time of creating a DB instance, such as subnet group, security group, and many more options. At the end of the parameters that can be changed, an option is available to apply changes...