The outsourcing model which led to the “on-demand” “as a service” model, has taken off with increasing adoption of cloud-computing and mobility. What started out with the SaaS – software as a service model, has now diversified into several other services.
Indeed, cloud computing has come to rest on three of these as its core pillars:
SaaS: Software as a Service PaaS: Platform as a Service IaaS: Infrastructure as a Service Differentiating SaaS, PaaS and IaaS:
I attended the Business Technology Summit in Bangalore last week – 3rd and 4th November. There were 3 tracks on cloud computing, Service Oriented Architecture and Business Intelligence, and I chose a mix of sessions across each.
**Overall impression:**The BT Summit was heavily focused on cloud computing with half of second day having a deep dive into Amazon’s EC2 cloud offering, and several keynotes. SOA and web services, REST and similar architectural sessions were interspersed but definitely not a first-class citizen.
Not since the late seventies, when Larry Ellison’s Relational Software Inc. (RSI) turned out the first commerically available RDBMS - Oracle, has there been such rapid changing of the rules (read disruption) in the database industry.
With Web 2.0 pushing enterprise adoption, and the ensuing information explosion in the maze of audio, video, data and ever-growing data warehouses, it seems that the conventional relational database systems are growing tired. With estimates of unstructured data being anywhere between 80% to 95% of all business data, and the ever changing requirements imposed by Web 2.
