Architecting in the Cloud: Choosing the Right Technologies for your Solution
Architecting in the Cloud: Choosing theRight Technologies for your Solution Jeff Douglas - Appirio Richard Cummings - IdeaArc
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Appirio Cloud Solutions: Products & Services for Acceleration of Cloud Adoption 2500+ Enterprises… …have turned to Appirio… ...to build solutions on cloud platforms• 150+ services customers • 300%+ revenue growth in past year • Strategic partner of salesforce.com• 2500 product customers • Funded by Sequoia, GGV and Google “The speed and agility has really helped us automate more and processes within our enterprise” - NavinGaneshan, Network Solutions
Informa plc Case Study InformaOverview Worked on this Project while an Informa Employee Taylor & Francis Inspection Copy Application Overview Force.com Sites Pilot Force.com Toolkit for Google App Engine Java Thanks to our friends at Informa for letting us use this case study3
DeVry University Case Study DeVry University Overview Application Overview – Orchestrate long-running transactions that initiate and complete on the Force.com platform – Pushing the Force.com platform to its limits – Running into Governor issues – Understand transactions and @future methods Fire an event from outside of Salesforce (aka “heartbeat”)6
Apex Transactions Transaction begins when Apex is invoked Commits automatically when Apex code successfully finishes running – All state changes, including all subsequent triggers and all declarative processing like validations, workflows, emails, are in this transaction. Long running Apex can result in HTTP 503 errors. The empirical rule of thumb: Apex processes should execute under 10 seconds.7
Using Future Methods Salesforce concept of a "micro-batch" job. Have their own Governor limits associated with callouts. When any @future transaction fails, only resort is to save data. Since @future cannot fire trigger that starts @future, Apex code must stop before current transaction commits. Recursive @future method calls8