原文地址: https://www.elastic.co/guide/en/elasticsearch/reference/7.7/analysis-simple-analyzer.html, 原文档版权归 www.elastic.co 所有
IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Simple Analyzeredit
The simple
analyzer breaks text into terms whenever it encounters a
character which is not a letter. All terms are lower cased.
Example outputedit
POST _analyze { "analyzer": "simple", "text": "The 2 QUICK Brown-Foxes jumped over the lazy dog's bone." }
The above sentence would produce the following terms:
[ the, quick, brown, foxes, jumped, over, the, lazy, dog, s, bone ]
Configurationedit
The simple
analyzer is not configurable.
Definitionedit
The simple
analzyer consists of:
- Tokenizer
If you need to customize the simple
analyzer then you need to recreate
it as a custom
analyzer and modify it, usually by adding token filters.
This would recreate the built-in simple
analyzer and you can use it as
a starting point for further customization: