指定范围可以提高诸如搜索之类的性能。
Specifying the scope can improve the performance of such searches.
本文的范围是数据库设计性能。
企业通常都会作这样设置,主要基于以下两点原因:控制用户的更新源,通过限制搜索范围提高性能。
An enterprise typically disables this preference for two reasons: to control the source of updates for their users or to improve performance by limiting the search scope.
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