这样一个流程实例的状态在两个事务之间被持久化在一个数据库(BPE数据库)中，以便操作系统资源仅在一个实时事务期间被占用。
The state of such a process instance is persisted in a database (the BPE database) between two transactions so that operating system resources are occupied only during an in-flight transaction.
当数据库服务器处于联机状态并执行操作时，如果虚拟区的初始尺寸太小，数据库服务器会自动向虚拟区附加其他操作系统段。
When the database server is online and performing operations, it automatically attaches additional operating-system segments to the virtual portion, if the initial size is too small.
很快你就能看到，你可以通过操作不同的内核队列数据结构来改变内核对操作系统状态的感知。
As you'll soon see, you can alter how the kernel perceives the operating system's state by manipulating the various kernel queue data structures.
现在仍使用XP的用户不会像那些Vista的用户去做那种“原状态升级”，这种“原状态升级”仅仅是让新的操作系统覆盖掉旧的系统，依旧保留着他们之前安装着的软件，原有的设置与数据。
Unlike Vista users, they can't do an "in-place upgrade," in which the new OS overwrites the old one, preserving their installed applications, preferences, and data.
相对而言，当还原操作系统时，系统状态数据始终覆盖现有的操作系统文件，并且将在还原过程开始之前通知您这一情况。
In contrast, when you restore your operating system, system State data always overwrites the existing operating system files, and will alert you to that fact before the restore process begins.
相对而言，当还原操作系统时，系统状态数据始终覆盖现有的操作系统文件，并且将在还原过程开始之前通知您这一情况。
In contrast, when you restore your operating system, system State data always overwrites the existing operating system files, and will alert you to that fact before the restore process begins.
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