How to support transactions in dynamoDB with javascript aws-sdk?

Question

We have a microservice written in node.js & we use dynamoDB for data storage. Value is stored in json format against key. In update service call, we fetch value for a ke

Answer 1

Just released at 2018 re:invent, see the native transaction support in javascript sdk usage here: https://aws.amazon.com/blogs/aws/new-amazon-dynamodb-transactions/