A derived data type is a derivative or structure of existing base types or other derived types.
派生数据类型是已有的基本类型或其他派生类型的一个派生物或结构。
The data type of the application variables which you use to exchange XML data with DB2 determines how the encoding is derived.
用于与DB 2交换XML数据的应用程序变量的数据类型决定了如何得到编码。
It also defines a Struct class for defining arbitrary data aggregations, and the special class any which can be used to represent any built-in or derived type and thus is the basis of dynamic typing.
它还定义了一个struct类，用来定义任意的数据聚合，此外，还定义了特殊的类any，它可以用来表示任何内置或导出类型，因而它也就成了动态类型化(dynamic typing)的基础。
A union data type must be derived from an atomic or list data type.
联合数据类型必须从原子数据类型或列表数据类型派生。
In the following example, the data type is converted from the derived class to its base class, but the object that both variables now point to is unchanged.
在以下范例中，资料型别从衍生类别转换为其基底类别，但转换后两变数所指向的物件并未变更。
A list data type must be derived from an atomic or union data type.
联合数据类型必须从原子数据类型或列表数据类型派生。
When overridden in a derived class, gets or sets the content type of the data being received.
在子代类别中覆写时，取得或设定正在接收资料的内容长度。
When overridden in a derived class, gets the fully qualified type name of the data source.
在衍生类别中覆写时，取得值，指出资料来源是否为可设计的。
When overridden in a derived class, gets the fully qualified type name of the data source.
在衍生类别中覆写时，取得值，指出资料来源是否为可设计的。
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