改名操作正好和上面描述的添加映射相反。
This renaming action is just the opposite of what is described above for adding a mapping.
在早期版本的Modeler中，您可以在它们之间添加映射任务。
In previous versions of Modeler, you could add a map task between them.
在properties选项卡中向review操作添加映射变量。
Add mapping variables to the review operation in properties TAB.
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