With DynamoDB Streams and the data-transformation feature of Amazon Kinesis Firehose, you have a powerful and scalable way to replicate data from DynamoDB into data sources such as S3 and then analyse using Power BI
Kinesis Firehose
Create lambda function to buffer items newly added to the DynamoDB table and then send a batch of these items (JSON-formatted source records) to Amazon Kinesis Firehose delivery stream
This lambda function takes all messages in the DynamoDB stream and forwards them to the Firehose delivery stream.
How to set up the Amazon Kinesis Firehose delivery stream
Kinesis Firehose delivery streams continuously collect, transform, and load streaming data into the destinations that you specify.