为每个数据系统分别创建服务并不是使用SOA对企业信息系统的信息进行聚合的好方法，因此必须避免这样做。
Creation of individual services for each data system is not a good way to use SOA for information aggregation from enterprise information systems, and it must be avoided.
这样做可行，是因为云存储中的队列是网格执行器和企业加载器/聚合器的通信机制。
This works because the queues in cloud storage are the communication mechanism between grid workers and the enterprise loader/aggregator.
由于系统没有集成，大多数企业缺乏有效地聚合数据的能力，因此必须实现许多代价昂贵的自定义代码来满足业务需求。
Because their systems are not integrated, most enterprises lack the ability to effectively aggregate data, and therefore, must implement lots of costly custom code to satisfy business requirements.
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