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How to use aws lambda to write data stored in S3 to Dynamodb

I have a scenario where data is written to S3. what i want to do is process this data and store in dynamo db. I am using lambda to handle s3 object. Any understanding of how this can be done.

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  • Add an S3 trigger so your lambda is automatically called whenever a new object is added.

In my case, the lambda parses the CSV files and puts the records into a predefined DynamoDB table.

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  1. Here's an example of what a lambda would look like (read my comments):

https://gist.github.com/johnib/14b090d0883ee2d2fb56dd3ac3c82f9b

Let me know if I missed anything.

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