Book Image

AWS Certified Developer - Associate Guide

By : Vipul Tankariya, Bhavin Parmar
Book Image

AWS Certified Developer - Associate Guide

By: Vipul Tankariya, Bhavin Parmar

Overview of this book

AWS Certified Developer - Associate Guide starts with a quick introduction to AWS and the prerequisites to get you started. Then, this book gives you a fair understanding of core AWS services and basic architecture. Next, this book will describe about getting familiar with Identity and Access Management (IAM) along with Virtual private cloud (VPC). Moving ahead you will learn about Elastic Compute cloud (EC2) and handling application traffic with Elastic Load Balancing (ELB). Going ahead you we will talk about Monitoring with CloudWatch, Simple storage service (S3) and Glacier and CloudFront along with other AWS storage options. Next we will take you through AWS DynamoDB – A NoSQL Database Service, Amazon Simple Queue Service (SQS) and CloudFormation Overview. Finally, this book covers understanding Elastic Beanstalk and overview of 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 (29 chapters)
Title Page
Credits
About the Author
Acknowledgments
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface
Index

Life cycle management


Life cycle management is a mechanism in S3 that enables you to either automatically transition an object from one storage class to another storage class or automatically delete an object, based on configuration. Life cycle rules can be applied to a group of objects based on filter criteria set in the rule.

S3 allows you to configure one or more life cycle rules, in which each rule defines a specific action. There are two types of action you can define in life cycle rules:

  • Transition actions: This defines when an object storage class changes from an existing storage class to target storage class. For example, you can define a rule for all object keys starting with data/ in a bucket to transition from Standard storage to STANDARD_IA after 15 days. Similarly, you can define a rule to transition for all objects keys starting with data/ from STANDARD_IA to Glacier storage. Let's say, you have a bucket named packtpubs and inside the bucket you have a folder named data. Within...