输出参数和传回值不会传送至用户端，它们可透过命令物件的参数集合而用于呼叫端。
Output parameters and return values are not sent to the client; these are available to the caller, through the parameters collection of the command object.
精灵的主要工作，在于组态配接器使用的四个资料命令物件，以便在资料库之间相互传送资料。
The main part of the wizard's work is in configuring the four data command objects that the adapter USES to pass data to and from the database.
如果您变更这个物件的资料，则您可以修改要为指定的输入事件执行什么命令。
If you change the data in this object, you can modify what command will be executed for the specified input event.
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