Add GSI to existing DynamodDB table (nodejs, aws-sdk)
If you are using the Serverless Framework, you can create DynamodDB and add one GSI (Global Secondary Index) with cloudformation syntax. How to add table: https://www.serverless.com/framework/docs/providers/aws/guide/resources/#configuration Here is the syntax to add GSI: https://cloudkatha.com/solved-cannot-perform-more-than-one-gsi-creation-or-deletion-in-a-single-update/ Official docs related to GSI cloudformation syntax: https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-dynamodb-gsi.html That’s all fine until you need to add another GSI. You can’t do that with Cloudformation syntax [1]. Luckily we can do that programatically with Node.js (you could also use another programming language and just use the related aws-sdk library: https://aws....