Chapter 14. Parallel Execution
Parallel Execution is a feature of the Oracle Database that enables the division of certain database operations into multiple subtasks that operate simultaneously. The goal of this approach is to complete these tasks more quickly than if they were executed serially as a single task. Parallel Execution has the potential to improve performance and response times by harnessing more of a system's hardware resources (see Chapter 4 for more information on hardware resources) to complete the task at hand. Parallel Execution enables singe-instance environments by utilize more of a system's CPU cores, memory, and I/O in a single operation. However, Parallel Execution is particularly relevant to RAC because it enables operations ...
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