The only difference is that there is no initial Invoke event.
唯一不同之处是不存在初始调用事件。
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The event processing for this scenario is identical to 1 Simple Rule. The only difference is that the event message has many fields (~ 150), and is about 10 KB in size.
The main difference is that after the event, procedures are created to ensure that all instances of the queue manager remain in sync, and changes applied to one are applied to all.