拼音分词扩展elasticsearch-analysis-pinyin安装

1、打开找到对应的版本 https://github.com/medcl/elasticsearch-analysis-pinyin/releases

2、复制下载链接安装

例如： 我的elasticsearch是5.6.16

./bin/elasticsearch-plugin install https://github.com/medcl/elasticsearch-analysis-pinyin/releases/download/v5.6.16/elasticsearch-analysis-pinyin-5.6.16.zip

3、重启ES！

4、分词测试

GET _analyze
{
  "text": "学习",
  "analyzer": "pinyin"
}

分词结果

{
  "tokens": [
    {
      "token": "xue",
      "start_offset": 0,
      "end_offset": 1,
      "type": "word",
      "position": 0
    },
    {
      "token": "xi",
      "start_offset": 1,
      "end_offset": 2,
      "type": "word",
      "position": 1
    },
    {
      "token": "xx",
      "start_offset": 0,
      "end_offset": 2,
      "type": "word",
      "position": 1
    }
  ]
}

自定义参数

参数默认值说明keep_first_lettertrue刘德华>ldhkeep_separate_first_letterfalse刘德华>l,d,hlimit_first_letter_length16set max length of the first_letter resultkeep_full_pinyintrue刘德华> [liu,de,hua]keep_joined_full_pinyinfalse刘德华> [liudehua]keep_none_chinesetruekeep non chinese letter or number in resultkeep_none_chinese_togethertruetrue：DJ音乐家 -> DJ,yin,yue,jia； false：DJ音乐家 -> D,J,yin,yue,jiakeep_none_chinese_in_first_lettertrue刘德华AT2016->ldhat2016keep_none_chinese_in_joined_full_pinyinfalseeg: 刘德华2016->liudehua2016none_chinese_pinyin_tokenizetrueeg: liudehuaalibaba13zhuanghan -> liu,de,hua,a,li,ba,ba,13,zhuang,hankeep_originalfalse-lowercasetrue-trim_whitespacetrue-remove_duplicated_termfalsede的 > deignore_pinyin_offsettrue-