For each query, command assistance is available to see how the query fields you have set affect the AdminTask that is invoked to retrieve data.

每个查询都提供了命令帮助，可以查看已经设置的查询字段如何影响为检索数据而调用的AdminTask。

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Next, you set up global variables for the command to be executed, a buffer for response messages, and a hash that will contain the fields from the trigger message (Listing 4).

下面，您为要执行的命令设置一些全局变量，为响应消息设置一个缓冲区，并设置一个哈希来包含来自触发器消息的字段(见清单4)。

youdao

Next, you set up global variables for the command to be executed, a buffer for response messages, and a hash that will contain the fields from the trigger message (Listing 4).

下面，您为要执行的命令设置一些全局变量，为响应消息设置一个缓冲区，并设置一个哈希来包含来自触发器消息的字段(见清单4)。

youdao