elasticsearch pinyin 拼音分词器

Posted 2020-12-02 jiqing9006

安装pinyin分词
地址：https://github.com/medcl/elasticsearch-analysis-pinyin

PUT py_test
{
  "index" : {
        "analysis" : {
            "analyzer" : {
                "pinyin_analyzer" : {
                    "tokenizer" : "my_pinyin",
                    "filter" : "word_delimiter"
                    }
            },
            "tokenizer" : {
                "my_pinyin" : {
                    "type" : "pinyin",
                    "first_letter" : "none",
                    "padding_char" : " "
                }
            }
        }
    }
}

GET py_test/_analyze
{
  "text":"刘德华",
  "analyzer":"pinyin_analyzer"
}

得到

{
  "tokens": [
    {
      "token": "liu",
      "start_offset": 0,
      "end_offset": 1,
      "type": "word",
      "position": 0
    },
    {
      "token": "ldh",
      "start_offset": 0,
      "end_offset": 3,
      "type": "word",
      "position": 0
    },
    {
      "token": "de",
      "start_offset": 1,
      "end_offset": 2,
      "type": "word",
      "position": 1
    },
    {
      "token": "hua",
      "start_offset": 2,
      "end_offset": 3,
      "type": "word",
      "position": 2
    }
  ]
}