处理主数据的部分或所有应用程序用本地数据库存储这些信息，并可能同时存储非主数据。
Some or all of the applications dealing with master data have a local database storing this information and maybe non-master data.
在应用数据整合模式时，了解它对下列非功能性需求的影响是非常重要的。
When applying the data consolidation pattern it is important to understand how it impacts the following nonfunctional requirements.
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.
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