Previously, you saw that the complexity of the generated job, and thus the number of stages composing the job, increases when you use columnar tests or functions with a rule.
从前，看到所生成任务的复杂性，组成任务的阶段数量，在使用具有柱状测试或者函数的规则时会增长。
2
This stage produces information about the records by composing the output table of the rule, as well as detailed information about which rule was not verified by each record.
这一阶段通过组合规则的数据表，以及关于哪些规则没有被每个记录评估的细节信息，来生成关于记录的信息。
3
Some of the applications of the rule engine can be to determine the order of the topics to be presented, composing the interface based on learner preferences, and so on.