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DevOps for Serverless Applications by Shashikant Bangera

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AWS Lambda

Amazon Web Services (AWS) were the first to launch a FaaS, or serverless, service in 2014, called Lambda. They are currently the leaders in this kind of serverless provision. AWS Lambda follow the event-driven approach. At the trigger of an event, Lambda executes the code and performs the required functionality, and it can automatically scale as the traffic rises, as well as automatically descale. Lambda functions run in response to events, such as changes to the data  in an Amazon S3 bucket, an Amazon DynamoDB table change, or in response to an HTTP request through the AWS API Gateway. That's how Lambda helps to build the triggers for multiple services, such as S3 DynamoDB, and the stream data store in Kinesis.

So, Lambda helps ...

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