Book Image

DynamoDB Cookbook

By : Tanmay Deshpande
Book Image

DynamoDB Cookbook

By: Tanmay Deshpande

Overview of this book

Table of Contents (18 chapters)
DynamoDB Cookbook
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Index

Batch write operations using the AWS SDK for .Net


Let's understand how to put or delete multiple items from the DynamoDB table using the AWS SDK for .Net.

Getting ready

To perform this operation, you can use the IDE of your choice.

How to do it…

Let's try to understand how to put/delete items from the DynamoDB table using .Net.

  1. Create an instance of the AmazonDynamoDBClient class:

    AmazonDynamoDBClient client = new AmazonDynamoDBClient();
    string tableName = "productTable";
  2. Create the BatchWriteItem request instance and specify the items that you wish to put or delete:

    var request = new BatchWriteItemRequest
     {
       RequestItems = new Dictionary<string, List<WriteRequest>>
        {
          {
            tableName, new List<WriteRequest>
            {
              new WriteRequest
              {
                PutRequest = new PutRequest
                {
                   Item = new Dictionary<string,AttributeValue>
                   {
                     { "id", new AttributeValue { N = 40 } },
                 ...