Performance optimizing of business database is a main problem encountered by system administrator, and it will impact the running of whole database system.
大型数据库性能调优是系统管理员面临的一个主要问题，它直接影响到整个数据库系统的有效运行。
It's important when performance optimizing the system that you start from a base of data that is adequately normalized; otherwise, when you update data, you'll have to update every instance of it.
在优化系统时，应首先从以充分规范化的数据为基础入手，这一点非常重要；否则，在更新数据时，就必须更新其所有实例。
Performance has been a major focus to this release, getting startup time quicker and optimizing built-in types.
性能是这个版本的主要关注点，启动速度更快了，内建类型也得到了优化。
Optimizing the performance of a dynamic language is more challenging than for a static language.
相比静态语言来说，优化动态语言的性能更富有挑战性。
It is still worth optimizing the hottest methods because they may still yield only modest performance.
优化最热的方法仍然是值得的，因为它们产生的性能也许还不够好。
Tasks include planning and administering the database, tuning for performance and capacity, creating and maintaining indexes and optimizing queries, monitoring, and managing backup and recovery.
任务包括计划并管理数据库、调优性能与容量、创建和维护索引并优化查询、监测、以及管理备份与恢复。
However, under certain circumstances it could provide a useful way of optimizing service invocation for performance reasons, especially if it could be enabled by configuration.
不过在某些条件下，出于性能的原因，它能提供一条用来优化服务调用的有效方法，特别是在可以通过配置启用它的时候。
If one or two methods are consuming a disproportionate amount of CPU time, optimizing these methods can yield significant performance gains.
如果有一个或两个方法消耗的CPU时间不正常，那么优化这些方法可以极大地改进性能。
However, the cost of process hopping to the database is still high, thus performance on the data tier is the first place to look when optimizing your code.
然而进程跳跃到数据库的成本依然很高，因此数据层的性能是您在优化代码时首先要考虑的问题。
For example, by optimizing those functions that are called most often, you can get the greatest performance benefit from the least amount of effort.
例如，通过对那些经常调用的函数进行优化，您就可以用最少的努力来获得最佳的性能。
Choosing appropriate partitioning keys is essential for optimizing database performance in a partitioned environment based on DB2 software.
选择适当的分区键对于优化基于DB 2软件的分区环境中的数据库性能非常关键。
While disk tuning is arguably less exciting than CPU or memory tuning, it is a crucial component in optimizing server performance.
尽管磁盘优化很可能没有CPU或者内存优化那么激动人心，但它是优化服务器性能的关键部分。
The use of the handler API is completely integrated into the capture and query component, and it greatly improves the performance of a system by optimizing database storage and retrieval.
处理程序api的使用完全集成在捕捉和查询组件中，并通过优化数据库存储和查询，显著改进系统的性能。
Developers must write code to implement the data access layer, including optimizing SQL queries, caching results to optimize performance, without compromising an application's footprint.
开发人员必须编写代码来实现数据访问层，包括优化SQL查询、缓存结果以优化性能，而不会损害应用程序的规模。
See the article about optimizing AIX 7 memory performance in the Resources section for more details.
请参阅参考资料部分中关于优化AIX7内存性能的文章，了解更多详细信息。
The team is now busy working on improving the performance of the transistors by optimizing device structure, graphene quality and the gate dielectric.
现在研究者正在努力优化器件结构、石墨烯性质和栅极电介质以提高晶体管性能。
So, design decisions are more complicated than simply optimizing indexes; the use of these multiple features must be coordinated to achieve full potential performance.
所以，与简单地优化索引相比，这里的设计决策更加复杂。对这些特性的使用必须加以协调，才能将性能发挥到极至。
We hope that the guidance offered in this paper will help you achieve the goal of optimizing performance for your DB2 applications.
我们希望本文所提供的指导能帮助您实现最优化DB 2应用程序性能的目标。
This 20% of code is on the "critical path" and it is these areas that are worth optimizing for performance.
这20%的代码位于“关键路径”上，正是这些方面值得进行性能优化。
The team is optimizing the performance of the wheels, suspension, the drive system, so it doesn't dig itself in on tricky terrain.
探测队正在改进车轮、悬吊和驱动系统的性能，这样漫游车着陆时就不会陷入复杂的地形中。
For optimal performance, developers must master the JDBC API and exploit features such as batching and result optimizing.
为获得最佳性能，开发人员必须掌握JDBCAPI，并利用诸如批处理和结果优化之类的特性。
Engineers have incorporated structural design lessons from trees and bones into software design programs for optimizing the weight and performance of materials.
工程师们已经将树木和骨骼的结构特点融入到软件设计方案中，对设计对象的重量和外观进行优化。
Many DB2 experts claim that building the right indexes for a table space may be the single most effective means for optimizing the performance of applications accessing that DB2 data.
很多DB 2专家声称，只有为表空间建立恰当的索引，才是使得访问该表空间中DB 2数据的应用程序的性能达到最佳、最有效的效果。
The first step in optimizing the performance of your application is to decide on the performance characteristics that are important to you.
优化应用程序性能的第一步是决定对您很重要的性能特征。
Optimizing server performance: Port encryption and Buffer Pool Settings.
优化服务器性能：端口加密和缓冲池设置。
Optimizing server performance: Handling the curves like a pro
优化服务器性能：专业处理曲线
Optimizing server performance: HTTP Threads Settings.
优化服务器性能：HTTP线程设置。
Optimizing server performance: Transaction logging.
优化服务器性能：事务日志。
Optimizing ODBC wrapper performance with the ODBC tuning utility
用ODBC调优实用程序优化 ODBC包装器性能
Optimizing ODBC wrapper performance with the ODBC tuning utility
用ODBC调优实用程序优化 ODBC包装器性能
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