实现对系统库的维护。
本系统配有数据库软件包。
决定您希望存储库位于文件系统上的什么位置。
Decide where you want your repository to be located on the file system.
所以，这种方法更适合于大型的跨数据库系统。
So it may be more suitable for a large and cross-database system.
您可以使用STEPLIB或joblib语句，或使用系统链接库。
You can use STEPLIB or JOBLIB statements, or use the system link library.
确保您的系统上的库为最新版。
那么您又该如何配置系统和数据库性能呢？
How do you then profile your system and database performance?
您应当开始计划一下，如何整理您的数据库系统。
You should begin planning how to bring your database systems into line.
它还是调整和配置整个数据库系统的一种方法。
It is an approach to sizing and configuring an entire database system.
这些规则中的大部分也适用其他生产数据库管理系统。
Most of the rules should also apply to other production database management systems.
在任何一种数据库系统中，性能是最重要的因素之一。
Performance is one of the most important factors in any type of database system.
缓冲池的用途是为了提高数据库系统的性能。
The purpose of the buffer pool is to improve database system performance.
为了保证系统的健康状态，数据库的规模不应该无限制地增长。
The database size should not steadily increase in an uncontrolled manner to assure system health.
一切由应用程序而不是数据库管理系统决定。
All decisions are made by the application, not by the database management system.
每个数据库管理系统都必须能保护数据不会受到未授权访问和修改。
Every database management system must be able to protect data against unauthorized access and modification.
然后，数据库系统必须确定如何实现该请求。
The database system must then figure out how to fulfill the request.
媒体故障出现在有人意外从系统删除数据库文件时。
Media failure occurs when someone accidentally deletes a database file from the file system.
构建一个当前在线并且可访问的系统数据库。
Construct a database of systems that are currently online and reachable.
本文假定您已经熟悉系统和数据库的概念。
It assumes that you are already familiar with system and database concepts.
删除过程实例会在数据库系统上产生很重的负载。
Process instance deletion puts a heavy load on the database system.
我们通过单独的系统数据库文件系统获得了更好的性能。
We obtained better performance with separate file systems for system databases.
系统和数据库停机时间长。
了解不同的系统正在使用的程序库版本很重要。
It's important to know what library version the different systems are using.
对于任何数据库管理系统来说，备份和恢复功能是确保数据可恢复性的关键。
Backup and restore capabilities are key to ensuring data recoverability for any database management system.
通常许多公司具有需求资源库或者管理系统。
Many companies typically have a requirements repository or management system.
可用系统当前信息更新知识库。
The knowledge base is refreshed with current system information.
这个知识库反映了系统期望处理的文本的种类。
The knowledge base reflects the kinds of text that the system is expected to handle.
了解更多关于IBM强大的关系数据库管理系统(RDBMS)服务器家族的信息。
Get more information about IBM's powerful family of relational database management system (RDBMS) servers.
此数据库管理系统运行在应用的地址空间里。
此外，智能网设备在设计上包含客户系统和数据库系统等。
In addition, in equipment was designed to work with certain customer systems and databases.
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