Cloud computing: The PAAs you need to know

Source: Internet
Author: User
Keywords Provider Cloud computing
Cloud computing discussions always start with the IPS Category: Infrastructure as a service (IaaS), platform as a service (PaaS), and Software as a service (SaaS). The advantage of this classification is that it is easier to understand and that the assessment requirements can be properly developed.

Want an application? A single purpose application (human resources, finance, printing, etc.) can be found in software as a service provider.

Want to write your own application? You can find an infrastructure, a service provider, that allows you to create your own custom applications.

While focusing on the application, want to understand how to use the software advantage of others to manage this concept? Then you can look at apps like Google App Engine that will give you a sense of PAAs.

These classifications are always added as a result of the lack of strong representational products, but the situation is changing.

Cloud providers in various fields are beginning to focus on future research and development battlefield--paas. They have come to realize that this is a crucial market – and that winning in this market will have a huge advantage. At the same time, this market also poses some major challenges to users.

This evidence is on our side. To date, Amazon has been the most successful IaaS provider. Although Amazon has not announced their services as "platforms", they have been enriching their core services with additional additional functionality that has a profound impact on the services provided by the company, helping to create applications more quickly and manage resource collections more easily. Think about the RDS for managing and expanding the database, the direct connection for securing external application access, the virtual private cloud for isolating applications in the AWS Data center, and the Cloudformation for application management.

At last week's Dreamforce conference, Salesforce listed their PAAs services. These projects are based on the Heroku companies they have recently acquired. Although these projects were once geared towards the Ruby on Rails framework, Heroku has begun to expand them to support Java. They are also integrated with Salesforce's database.com. With the integration of local data and Salesforce applications, it is supported by the database Rights option. Salesforce may call it a "social enterprise," but the entire service project is clearly designed to provide a common platform for application development.

Of course, not only are big companies targeting the market. Many recently established small companies are also offering a slightly different architecture for creating cloud applications. Although the companies claim they will use open source and cloudy models, people will continue to pay attention to their transmissions. In my opinion, cloud providers will adapt to every platform to prevent the portability of applications from being affected.

The impact of this approach is that simple IPs classifications will be quickly broken and subdivided into complex cloud computing worlds. In this world, each provider seeks a solution that can cover most of the customer's computing needs. Your SaaS provider wants to help you write your application. Your IaaS provider wants more functionality in its infrastructure to make your developers more productive. In this new cloud-computing world, this ambiguity will undoubtedly pose a challenge to companies, which are more difficult to understand thoroughly.

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