You may remember that the Database System Monitor is composed of two distinct kinds of monitoring tools: a snapshot monitor and one or more event monitors. In the last column, I covered the snapshot monitor in detail and I showed how it's used to capture information about the current state of an instance or a database at a given point in time. In this installment, I'll show you how event monitors are used to capture monitor data for situations that can't be handled by the snapshot monitor.....
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last man in the column 纵队末尾飞机飞行员
In the last column, they were combined through an OR.
在上一篇专栏文章中，通过OR组合它们。
Figure 1 shows the pair of bindings I used as a JiBX example in the last column.
图1显示了我在上一期中用作JiBX示例的一对绑定。
Listing 3 presents the same trivial calendar SOAP server we used as an example for SOAP.py in the last column.
清单3提供了一种非常简单的日历soap服务器，这个日历soap服务器与我们在上一期专栏中作为SOAP . py的示例而使用的相同。
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