December 2017
Intermediate to advanced
468 pages
13h 12m
English
book
Architectural Patterns
by Anupama Murali, Pethuru Raj, Harihara Subramanian J, Pethuru Raj Chelliah
Content preview from Architectural Patterns
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Lightweight stateless pattern
This pattern entails providing data access through web services, and so it is independent of platform or language implementations. The data is fetched through restful HTTP calls, making this pattern the most sought after in cloud deployments. WebHDFS and HttpFS are examples of lightweight stateless pattern implementation for HDFS HTTP access. It uses the HTTP REST protocol. The HDFS system exposes the REST API (web services) for consumers who analyze big data. This pattern reduces the cost of ownership (pay-as-you-go) for the enterprise, as the implementations can be part of an integration Platform as a Service (iPaaS):
The preceding diagram depicts a sample implementation for HDFS storage that exposes HTTP ...
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