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Serverless Programming Cookbook

You're reading from Serverless Programming Cookbook

Product type Book

Published in Jan 2019

Publisher Packt

ISBN-13 9781788623797

Pages 490 pages

Edition 1st Edition

Languages

Concepts

Author (1):

Heartin Kanikathottu

Table of Contents (12) Chapters

Preface

1. Getting Started with Serverless Computing on AWS

2. Building Serverless REST APIs with API Gateway

3. Data Storage with Amazon DynamoDB

4. Application Security with Amazon Cognito

5. Web Hosting with S3, Route53, and CloudFront

6. Messaging and Notifications with SQS and SNS

7. Redshift, Amazon ML, and Alexa Skills

8. Monitoring and Alerting with Amazon CloudWatch

9. Serverless Programming Practices and Patterns

10. Other Cloud Providers

11. Other Books You May Enjoy

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Using the DynamoDB SDK from Lambda

In previous recipes, we saw how to work with tables and data in DynamoDB using CloudFormation and the AWS CLI. In this recipe, I will outline the general steps to use the AWS Java SDK for DynamoDB from Lambda, and there will be no code files. In later recipes, we will implement different DynamoDB operations in Lambda, following this outline.

We will create different Lambda for different DynamoDB operations such as create table, add item, and read item. When used with API gateway, each Lambda will be mapped to a particular HTTP method on a resource. You may also use the same Lambda for all operations using Lambda proxy integration.

Getting ready

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Authors (1)

Heartin Kanikathottu

Heartin Kanikathottu is an author, architect, and tech evangelist with over 12 years of IT experience. He has worked for companies including VMware, IG Infotech, Software AG, SAP Ariba, American Express, and TCS. His degrees include a B-Tech in computer science, an MS in cloud computing, and an M-Tech in software systems. He has over 10 professional certifications in the areas of the cloud, security, coding, and design from providers such as AWS, Pivotal, Oracle, Microsoft, IBM, and Sun. His blogs on computer science, the cloud, and programming have followers from countries across the globe. He mentors others and leads technical sessions at work, meetups, and conferences. He likes reading and maintains a big library of technical, fictional, and motivational books.

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