性能维护 meaning in English

performance maintenance

This redbook contains hints and tips from experts that work on rdbms performance every day
这本红皮书包含了专家提供的关于日常rdbms性能维护的提示和忠告。
The research of case base maintenance techniques in this thesis is carried out from two research perspectives : content maintenance and performance maintenance . the underlying technique is data mining in case bases and case access logs
在对案例特征和案例访问记录进行数据挖掘的基础上，本文从内容维护和性能维护两个方面研究案例库的维护方法。
The purpose of performance maintenance is to improve the access velocity . in this part , the following techniques are specified : caching frequently accessed cases , partitioning the case base to limit the accessible case number for every cbr circle , and pre - fetching cases that are usually accessed together in the cbr circles
在性能维护部分，以提高对案例库的访问速度为目标，本文利用数据挖掘改进了现在常用的案例库分层算法，并提出了对频繁使用的案例进行缓存、以及对经常同时访问的案例进行预取两种方法。