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Three Questions with PaaS Vendor CumuLogic

This installment of the "three questions" is with CumuLogic's founder Rajesh Ramchandani. CumuLogic was started by Sun veterans who had been working with Java for a long time, and naturally their market focus is Java. Compare with AppHarbor's take whom I asked the same questions earlier this month. Here is Rajesh: 1: Who should and…

Three Questions with PaaS Vendor AppHarbor

The Platform-as-a-Service market is still in its infancy; however, just like developer platforms such as Win32 or LAMP in the past, it will only gain in importance. I thought it would be helpful to collect perspectives from some of the leading PaaS companies, by asking them some key questions about the state of the market…

PaaS Categories: Technical

Infrastructure-as-a-Service (IaaS) is fairly well-known by now. Whether Amazon, OpenStack, Eucalyptus or any proprietary offerings, the basics are all the same: virtual machines, key-value buckets etc. Not so for Platform-as-a-Service (PaaS). There are lots of vendors, but the architectures and basic assumptions behind their products differ widely -- and those differences are less well-known than…

There Is No Multi-Tenant Architecture: There Are Three!

I've heard the term "multi-tenancy" hurled at somebody as an attack about once too often now. Could we at least agree that there are several different kinds (I count three) of multi-tenancy, and they have different tradeoffs? 1. Application-level Multi-Tenancy Salesforge, Gmail, and most SaaS businesses come to mind: they run all of their customers…