在Lucene中进行更快的搜索-有没有办法将整个索引保留在RAM中? [英] Faster search in Lucene - Is there a way to keep the whole index in RAM?

问题描述

有没有一种方法可以将索引保留在RAM中而不是将其保留在硬盘上?

Is there a way of keeping the index in RAM instead of keeping it on the hard disk?

我们想使搜索更快.

推荐答案

是否可以将索引保留在RAM中而不是将其保留在硬盘上?

Is there a way of keeping the index in RAM instead of keeping it on the hard disk?

使用 RAMDirectory 班

Using the RAMDirectory class

SampleUsage 此处

SampleUsage here

也来自Lucene常见问题解答

Also from the Lucene FAQs

ImproveSearchingSpeed

ImproveSearchingSpeed

通常，为了获得更快的索引性能，最好按RAM使用量而不是文档计数进行刷新，并尽可能使用较大的RAM缓冲区.

也请检查以下问题:

Also check this question:

RE:RamDirectory ，正如API所述，RamDirectory是驻留内存的目录实现.，它仅将那些索引保留在由目录

RE: RamDirectory, As the API says RamDirectory is A memory-resident Directory implementation., it keeps only those index in RAM as specified by directory RAMDirecory

RE:缓存据我所知，Lucene通过过滤器缓存搜索结果，请查找@

RE:Caching In my knowledge, Lucene caches search results by means of filters pls look @ CachingWrapperFilter and QueryWrapperFilter

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