Using the caching feature of VVM.
使用VVM的缓存特性。
VVM Installation Failure troubleshooting.
VVM安装失败的故障排除。
Now try starting the VVM service via service manager.
现在通过服务管理器启动VVM服务。
If the service starts successfully, then VVM is now running.
如果服务顺利启动，VVM开始运行。
If this was not done, uninstall VVM and re-install it using the root user.
如果不是这么做的，卸载VVM并使用root用户重新安装。
If virtualviewmanager_server.sh appears in the result then the VVM is now running.
如果virtualviewmanager_server . sh在结果中出现，此时VVM正在运行。
The following section outlines the steps required to uninstall VVM on a Unix system.
以下部分概述了在Unix 系统中卸载VVM所需的步骤。
The following section Outlines the steps required to uninstall VVM on a Windows system.
以下的部分概述了在Windows系统中卸载vvm需要的步骤。
VVM provides a very configurable mechanism for caching, including the following options.
VVM提供高度可配置的缓存机制，包含以下选项。
If the any of the ports are in use, uninstall VVM and re-install it using an un-used port range.
如果所有的端口都在使用中，卸载VVM并用一个未使用的端口范围来重新安装。
If any of the above was not done, uninstall VVM and re-install it after creating the Informix user and group.
以上所述任何一条没做到，卸载VVM并在创建Informix用户和组后重新安装。
VVM also provides access to streaming XML and has additional data services for Siebel, SAP, and Salesforce.com.
另外，它还提供对流式XML 的访问，拥有针对 Siebel、SAP 和 Salesforce.com的额外数据服务。
The VVM installation will also have updated %windir%\system32\drivers\etc\services file with the following entry
VVM安装也将使用以下条目更新 %windir%\system32\drivers\etc\services文件
This document provides a checklist to troubleshoot IBM Cognos 8 Virtual View Manager (VVM) installation problems.
本文档提供了一份检查清单（checklist）用于排除IBMCognos8虚拟视图管理器（Virtual View Manager，VVM）的安装故障。
If this was not done, uninstall VVM and re-install it using a user that is part of the local administrators group.
如果不是这么做的，使用本地管理员组中的用户来卸载并重新安装VVM。
This document assumes that the VVM installation was performed on a system with no prior instance of VVM or Informix.
本文档假定在一个之前没有VVM或Informix实例的系统上执行 VVM安装。
VVM enables the caching of tabular resources, such as SQL views, and of procedural resources, such as transformations.
VVM允许表格资源，如SQL视图，以及过程资源，如转换的缓存。
These factors can cause considerable performance bottlenecks when querying XML data sources without the VVM caching feature.
如果查询XML数据源时没有VVM缓存特性，这些因素将会造成很大的性能瓶颈。
In order for VVM to successfully build its repository the informix user account and informix group needs to exist prior to initializing the VVM install process.
为了VVM成功地建立其存储库，初始化VVM安装进程之前需有informix用户帐户和informix组。
If you are unable to connect to the VVM server from VVM studio after installation, then following checklist may provide the possible reasons with its resolution.
如果安装后从VVMstudio连接不上VVM服务器，以下的检查清单会提供一些可能的原因及解决方案。
For example, IBM offers IBM Cognos Virtual view Manager (VVM), which can be used to create a securely managed unified view across files, databases, and packaged applications.
例如，IBM提供IBMCognosVirtualViewManager (VVM)，可用于跨多个文件、数据库和已打包应用程序创建一个安全管理的统一视图。
By default, VVM USES following ports on your system - 9400, 9401, 9402, 9403, 9406 and 9408. To see if a port is in use, issue the following command: netstat -an | grep 9400.
默认情况下，VVM使用系统的以下端口—9400、9401、9402、9403、9406和9408。
For an XML data source, each time you need data from the XML, VVM has to fetch the XML from its source, load it in memory, parse it, and then transform it into relational format.
对于XML数据源，每次需要XML数据时，VVM需要从源获取数据，加载到内存中，解析，然后转换成关系格式。
For an XML data source, each time you need data from the XML, VVM has to fetch the XML from its source, load it in memory, parse it, and then transform it into relational format.
对于XML数据源，每次需要XML数据时，VVM需要从源获取数据，加载到内存中，解析，然后转换成关系格式。
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