该管理员脚本通常用于批量迁移实例。
This administrative script is usually used to migrate process instances in bulk.
只要对业务逻辑的所有修改仍然在新实例中存在，就可以迁移实例。
Instances can be migrated, as long as all changes to the business logic are still in the future instance.
迁移实例的可迁移性为工作流管理系统带来了更多的安全问题。
The mobility of migrating instance brings more security risk to workflow management system.
企业订单实例表明，引入导航树路径规划机制可以使迁移实例获得更有针对性的迁移路线，避免盲目迁移。
The order form example shows that migrating instance can acquire an effective migrating path and avoid vain migration by means of the migrating instance path planning mechanism.
(我们推荐使用该方法)在安装DB 29时，将检测到之前的版本，并且安装向导将显示一个迁移实例的按钮(参见图1下面的部分)。
(This is the recommended method) When installing DB2 9, the previous version is detected and the installation wizard displays a button to migrate the instance (See the bottom of Figure 1).
在后面的版本中，我们将允许运行实例从一个版本自动迁移到另一个版本。
In later versions, we will allow running instances to automatically migrate from one version to another.
尽管它很简单而且支持任何物理设备存储类型，但是不可能实现跨系统数据迁移/复制和跨组织宿主实例同步。
Even though it is simple and it supports any physical device storage type, data migration/replication across systems and host instances synchronization across organization is not possible.
在执行阶段，正在运行的流程实例被迁移到一个新流程版本中。
In the execution phase, the running process instances are migrated to a new process version.
每个实例将被迁移到其当前有效的版本中。
Each instance will be migrated to its own current valid version.
图1展示了一个流程实例迁移的示例。
一个报告表格清单被生成，含有一个迁移流程实例的清单，如图24所示。
A report table is generated with a list of migrated process instances, as shown in Figure 24.
流程实例只允许在执行期间合适的点上进行迁移。
Process instances are only allowed to be migrated at suitable points during execution.
在这个小部件中，一个有颜色的云被用于指向旧的流程模型版本，在云上弹出一个消息对话框，显示实例的迁移历史，如图25所示。
In it, a colored cloud is used to indicate the old process model version and a pop-up message box over the cloud shows the migration history of the instance, as shown in Figure 25.
在流程实例迁移期间您可以生成CBE事件。
You can generate CBE events during the process instance migration.
本文使用了一些实例来告诉您进行迁移是多么容易，并且用户的使用经验是多么相似。
This article shows you, using a few examples, how easy it is to make the move, and how similar the user experience is.
然而，如果修改影响流程的业务逻辑，流程实例只有流程导航没有到达任何修改时才能迁移。
However, if the changes affect the business logic of a process, a process instance can be migrated only if the process navigation has not reached any of these changes.
当其在运行时部署时，您可以将现有流程实例的原始版本迁移到新版本。
When it is deployed at runtime, you can migrate the existing process instances of the original version to this new version.
在执行迁移之后，将在目标环境中运行这些BPEL实例。
After performing the migration, these BPEL instances will be worked on in the target environment.
流程实例被迁移到一个新版本之后，您可以在CBE浏览窗口找到这些版本，如图28所示。
After instances of the process have been migrated to a newer version, you can find these events in the CBE browser as shown in Figure 28.
在开始迁移之前，启动一些BPEL实例并保持运行状态。
Before starting the migration, some BPEL instances will be started and left in running state.
您可以验证流程实例是否迁移，如图19所示。
You can verify that the process instance was migrated, as shown in Figure 19.
在清单3中输入以下命令来迁移流程实例。
Enter the following command in Listing 3 to migrate the process instances.
输入清单4中的命令迁移原始版本的所有剩余实例。
Enter the command shown in Listing 4 to migrate all the remaining instances of the original version.
关于对流程模板进行修改的更多细节，参考流程实例迁移的支持文档。
For more details about the changes that you can make to the process model, refer to Supporting documentation for process instance migration.
第一种方法：如果使用该方法，在安装DB 29的过程中将自动完成实例迁移。
First approach: By choosing this step, the instance is migrated automatically while installing DB2 9.
在流程实例迁移后，已经导航的活动并不受迁移的影响。
The activities that have already been navigated when the process instance is migrated are not affected by the migration.
显示余下的实例也被迁移。
It shows that the remaining instance has also been migrated.
当一个流程实例迁移了之后，流程实例和正在活动的操作引用新模板版本流程。
When a process instance is migrated, the process instance and the activities that are currently active refer to the new template version of the process.
运行时实例迁移到新版本
把过程实例迁移到新版本的步骤如下。
应用推荐