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Development with the Force.com Platform: Building Business Applications in the Cloud, Second Edition by Jason Ouellette

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9. Batch Processing

You’ve learned two ways you can process database records within the Force.com platform: triggers and Visualforce controllers. Each has its own set of platform-imposed limitations, such as how many records can be created at one time. As you accumulate tens of thousands of records or more in your database, you might need to process more of records than permitted by the governor limits applying to triggers and controllers.

Although Salesforce has simplified and incrementally relaxed governor limits in recent Force.com releases, triggers and Visualforce controllers are fundamentally not suited to processing large amounts of data in a multitenant environment. They are driven by user interaction, and must be limited to provide good ...

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