怎样删除对象？
Applications can add new objects to the graph, delete objects from the graph, and modify attributes of objects.
应用程序可以将新的对象添加到图形中，从图形中删除对象并修改对象的属性。
There are also a lot of additional features in the SDO API to create or delete objects, or to change their values.
SDOAPI中还有很多附加的特性可用于创建或删除对象，或者是改变它们的值。
Listing 3 shows the ContactDAO interface extended to use the JDO API to persist, query, update, and delete objects.
清单3显示扩展后的ContactDAO接口，可使用JDOAPI进行持久化、查询、更新和删除对象。
Object Services persists data objects in memory and enables you to add, modify, and delete objects within an object context.
对象服务将数据对象保存在内存中，您可以在对象上下文中添加、修改和删除对象。
If you delete data or objects in an Access database, or if you delete objects in an Access project, the file can become fragmented and use disk space inefficiently.
如果在Access数据库中删除数据或对象，或者在Access项目中删除对象，文件可能会变得支离破碎，并使得磁盘空间的使用效率降低。
If you delete data or objects in an Access database, or if you delete objects in an Access project, the file can become fragmented and use disk space inefficiently.
如果在Access数据库中删除数据或对象，或者在Access项目中删除对象，文件可能会变得支离破碎，并使得磁盘空间的使用效率降低。
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