One of the simplest guidelines to follow is leveraging AWS PaaS services wherever possible to enjoy the benefits of scalability and availability out of the box, without the associated administrative headaches or design complexity. Don’t reinvent the wheel when ready-to-use services such as email, queuing, search, databases, monitoring, metrics, logging, and so on, are available to you from Amazon or other third-party vendors. For example, you can leverage the RDS or the DynamoDB services available for scalable relational and NoSQL database services, respectively. Similarly, you can leverage the AWS SQS service, as it offers a multi-AZ, scalability (unlimited messages), and a secure queuing ...
Using AWS services for out-of-the-box scalability
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