我们仅通过更改宏名称的一个字母就可以启用或禁用显示语句。

Each print statement can be enabled or disabled by removing or adding a single letter to the macro's name.

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然而，消耗时间(elapsed time)可以很好地显示语句和例程之间的性能对比。

However, elapsed time is a good indicator of relative performance between statements and routines.

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General Information 选项卡显示语句在应用程序、网络或数据服务器中所用的时间。

The General Information tab shows how much time the statement spent in the application, network, or data server.

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