SCA将业务逻辑中有关访问技术、实现和协议的大量细节移动到中间件层中。

SCA moves many of the details of access technology, implementation, and protocols to the middleware layer - away from the business logic.

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控制器层负责实现服务的业务逻辑，具体通过调用其他服务、其他控制器或实体管理层实现。

The controller layer is responsible for implementing the business logic of the service, achieved by invoking other services, other controllers, or an entity management layer.

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封装——存储过程是实现最低的业务逻辑层的好方法。

Encapsulation — Stored procedures are a good means to implement the lowest layer of business logic.

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