When a DAO operation fails the SQLException or other persistence technology-specific exception should be translated to ensure that DAO interfaces do not provide a leaky abstraction
当DAO操作失败时，SQLException或者其他特殊持久化技术的异常应该被翻译，以确保DAO接口不会有漏掉的抽象。
When a DAO operation fails the SQLException or other persistence technology-specific exception should be translated to ensure that DAO interfaces do not provide a leaky abstraction
当DAO操作失败时，SQLException或者其他特殊持久化技术的异常应该被翻译，以确保DAO接口不会有漏掉的抽象。
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