Batch Apex Concepts
Batch Apex is an execution framework that splits a large data set into subsets and provides them to ordinary Apex programs that you develop, which continue to operate within their usual governor limits. This means with some minor rework to make your code operate as Batch Apex, you can process data volumes that would otherwise be prohibited within the platform. By helping Salesforce break up your processing task, you are permitted to run it within its platform.
A few key concepts in Batch Apex are used throughout this chapter:
Scope—The scope is the set of records that a Batch Apex process operates on. It can consist of 1 record ...
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