Contains the number of times the term in the reference table occurs in the input data set.

包含引用表中的字词在输入数据集中出现的次数。

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The point in the data flow at which the input data set is significantly reduced, usually represents the most beneficial boundary point between federation and WebSphere DataStage.

在数据流中，输入数据集显著减小的地方通常代表着联邦与 WebSphere DataStage 之间最有益的临界点。

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By replacing the part of the job that reads the data into WebSphere DataStage with a set-based processing mechanism that reduces the input data set, the efficiency of the job can be improved.

通过将作业中把数据读到WebSphere DataStage中的那部分替换为能减少输入数据集的基于集合的处理机制，可以提高作业的效率。

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