Dimensions: Using dimensions, you can display multidimensional business performance data in the form of charts and tables that you can drill down to see performance details.

维度：使用维度，您能够以图表和表格的形式显示多维业务性能数据，通过这些图表和表格您可以深入地了解性能详细信息。

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However, if the same display attribute is requested later, performance should be greatly improved as the data will reside in the DQM cache for users who have the same SAP BW security profiles.

然而，如果后来要求相同的显示属性，那么性能将大大提高，因为数据位于具有相同SAP BW安全配置文件的用户的DQM缓存中。

youdao

Think of the GUI control panel; a high-performance way to program this with Unix is to update the display only when the select() system call detects arriving data.

思考一下前面所说的 GUI 控制面板；在 Unix 中编写这个程序时，一种高性能的做法是只在 select() 系统调用检测到到达的数据时才更新显示。

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