这些服务还与系统的总体数据体系结构紧密相关，在上面显示的SOA解决方案堆栈中，该体系结构表示在右侧。
They are closely related to the overall data architecture of the system, which is represented on the right of the SOA solution stack, shown above.
对于第一种解决方案，它是细粒度登录系统，而显示任务列表需要两次调用Web服务；这可能带来很大的延迟。
For the first solution, it is a fine-grained logon system, and displaying the task list requires two invocations of the Web service; this can result in significant delays.
Rhapsody 解决方案能够以平行的结构或者层级的结构存储模型信息，其中模型中的每一个包都作为文件系统中的目录显示。
The Rhapsody solution is able to store model information in a flat or hierarchical fashion where each package in the model is represented as a directory in the file systems.
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