Batch processing in Force.com enables you to query and modify data in volumes that would otherwise be prohibited by governor limits. In this chapter, you’ve learned how to develop, test, and schedule batch jobs, and applied batch processing to the real-world problem of identifying missing database records.
When using Batch Apex in your own applications, consider these key points:
Batch Apex is optimized for tasks with inputs that can be expressed in a single SOQL statement and that do not require all-or-nothing transactional behavior.
With its limit of five active batch jobs per organization, one input data set per job, and a lack of ...