Bulk update Amazon DynamoDB tables with AWS Step Functions

This article provides a solution for efficiently performing bulk updates on Amazon DynamoDB tables using AWS Step Functions, a serverless orchestration service. The key points are:

Specifically, the article covers:

• An overview of the solution architecture involving Step Functions, Lambda, S3, and DynamoDB
• Configuration parameters for the solution, such as source/destination tables, number of segments, and rate limiting
• Benchmark results and estimations for throughput, completion time, and scalability limits based on item size
• Limitations of the solution, including race conditions, lack of transactions, and potential Step Function failures
• Steps to clone, modify, deploy, and run the solution, including modifying the ScanAndUpdateTable Lambda function
• Instructions on starting and monitoring the bulk update process using the AWS CLI or Console
• Conclusion highlighting the benefits and upper limits of the solution