However good the database system is, if there is no provision for separating old and inactive data from current, active application data, application performance will eventually deteriorate.
尽管数据库系统这么好，但是如果不把非活动的旧数据与活动的当前应用程序数据隔离开，应用程序的性能最终会恶化。
However good the database system is, if there is no provision for separating old and inactive data from current, active application data, application performance will eventually deteriorate.
尽管数据库系统这么好，但是如果不把非活动的旧数据与活动的当前应用程序数据隔离开，应用程序的性能最终会恶化。
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