NipGeihou/hotel-demo

自动补全

修改酒店映射结构

// 酒店数据索引库
PUT /hotel
{
  "settings": {
    "analysis": {
      "analyzer": {
          // 自定义分词器1：分词后转拼音（用于全文检索）
        "text_anlyzer": {
          "tokenizer": "ik_max_word",
          "filter": "py"
        },
          // 自定义分词器2：不分词转拼音（用于自动补全）
        "completion_analyzer": {
          "tokenizer": "keyword",
          "filter": "py"
        }
      },
      "filter": {
         // 分词过滤器：py
        "py": {
          "type": "pinyin",
          "keep_full_pinyin": false,
          "keep_joined_full_pinyin": true,
          "keep_original": true,
          "limit_first_letter_length": 16,
          "remove_duplicated_term": true,
          "none_chinese_pinyin_tokenize": false
        }
      }
    }
  },
  "mappings": {
    "properties": {
      "id":{
        "type": "keyword"
      },
      "name":{
        "type": "text",
        "analyzer": "text_anlyzer",
        "search_analyzer": "ik_smart",
        "copy_to": "all"
      },
      "address":{
        "type": "keyword",
        "index": false
      },
      "price":{
        "type": "integer"
      },
      "score":{
        "type": "integer"
      },
      "brand":{
        "type": "keyword",
        "copy_to": "all"
      },
      "city":{
        "type": "keyword"
      },
      "starName":{
        "type": "keyword"
      },
      "business":{
        "type": "keyword",
        "copy_to": "all"
      },
      "location":{
        "type": "geo_point"
      },
      "pic":{
        "type": "keyword",
        "index": false
      },
      "all":{
        "type": "text",
        "analyzer": "text_anlyzer",
        "search_analyzer": "ik_smart"
      },
        // 用于自动补全
      "suggestion":{
          "type": "completion",
          "analyzer": "completion_analyzer"
      }
    }
  }
}

测试自动补全

GET /hotel/_search
{
  "suggest": {
      // 自定义补全名称
    "suggestions": {
        // 输入内容
      "text": "h",
        "completion": {
        "field": "suggestion", 
            // 跳过重复
        "skip_duplicates": true, 
        "size": 10 
      }
    }
  }
}