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Development with the Force.com Platform: Building Business Applications in the Cloud, Third Edition by Jason Ouellette

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Platform as a Service (PaaS)

The platform is infrastructure for the development and deployment of software applications. The functionality of a platform’s infrastructure differs widely across platform vendors, so this section focuses on a handful of the most well-known vendors, those who have helped to pioneer the concept of PaaS itself. The suffix “as a Service” (aaS) means that the platform exists “in the cloud,” accessible to customers via the Internet. Many variations exist on this acronym, most notably SaaS (Software as a Service) and IaaS (Infrastructure as a Service). PaaS sits in the middle of these two, a multiplying force for developers to leverage the cloud itself to build and run the next generation of cloud-enabled services.

PaaS ...

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