ElasticSearch能否返回相关段落而不是整个文档 [英] Can ElasticSearch return relevant passages and not the entire document

问题描述

我正在寻找一个搜索引擎，该搜索引擎只能返回相关段落而不是整个文档. ElasticSearch能够做到这一点吗?

I'm looking for a search engine that is able to return just relevant passages as a result and not the entire documents. Is ElasticSearch able to do this?

推荐答案

如果要提取较长文档的一部分，请查看

If you are looking to extract part of a long document, look at Highlighting. Specifically parameters like fragment_size (100 characters by default) or boundary_chars will help you to build that functionality.

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