In this example, a private String attribute can also be declared in derived business object classes, called dbName, with the name of the appropriate database.

在这个例子中，还可以使用适当的数据库名，在称为 dbName 的派生业务对象类中声明私有 String 属性。

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The same functionality could be derived by using CHARACTER_LENGTH and using OCTETS as string length units.

使用CHARACTER_LENGTH并使用OCTETS作为字符串长度单元时也会产生同样的功能。

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For example, the values of derived simple type ProductCode is a subset of the values of base type string.

比如，派生简单类型Product Code的值是基类型string值的子集。

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