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elasticsearch ElasticSearch查询未返回预期结果

elasticsearch ElasticSearch查询未返回预期结果,elasticsearch,elasticsearch,以下查询和索引不返回预期结果。我不明白,考虑到映射约束,当我搜索“ICD9”时,它还会返回“I9”和“9”等的结果。有什么想法吗 Here is the index mapping: { "mappings": { "mymap": { "dynamic_templates": [ { "codingstandard": { "match": "*.CodingStandard",

以下查询和索引不返回预期结果。我不明白,考虑到映射约束,当我搜索“ICD9”时,它还会返回“I9”和“9”等的结果。有什么想法吗

Here is the index mapping:
{
  "mappings": {
    "mymap": {
      "dynamic_templates": [
        {
           "codingstandard": {
              "match": "*.CodingStandard",
              "mapping": {
                 "type": "string",
                 "index": "not_analyzed"
              }
           }
        }
      ]
    }
  }
}

Here is my query:
{
  "fields": [
    "Diagnosis.CodingStandard"
  ],
  "query": {
    "query_string": {
      "query": "Diagnosis.CodingStandard:ICD9"
    }
  }
}

Here are some of my results:
"hits": {
  "total": 9778,
  "max_score": 3.501487,
  "hits": [
     {
        "_index": "myindex",
        "_type": "mymapping",
        "_id": "264235",
        "_score": 3.501487,
        "fields": {
           "Diagnosis.CodingStandard": [
              "I9"
           ]
        }
     },
     {
        "_index": "myindex",
        "_type": "mymapping",
        "_id": "264261",
        "_score": 3.501487,
        "fields": {
           "Diagnosis.CodingStandard": [
              "9"
           ]
        }
     },
etc...    

是,因为您使用的是查询字符串,默认情况下elasticsearch对查询字符串进行模糊搜索

如果你想做精确搜索,你可以做过滤而不是查询字符串

{
   "query":{
      "filtered":{
          "filter":{
             "term":{
                "Diagnosis.CodingStandard": "ICD9"
             }
          }
      }
   }
}

是,因为您使用的是查询字符串,默认情况下elasticsearch对查询字符串进行模糊搜索

如果你想做精确搜索,你可以做过滤而不是查询字符串

{
   "query":{
      "filtered":{
          "filter":{
             "term":{
                "Diagnosis.CodingStandard": "ICD9"
             }
          }
      }
   }
}

你能检查字段的映射吗?获取你的索引/映射/字段/诊断标准吗?{“myindex”:{“映射”:{“mymapping”:{“Diagnosis.CodingStandard”:{“全名”:“Diagnosis.CodingStandard”,“映射”:{“Diagnosis.CodingStandard”:{“类型”:“字符串”,“索引”:“未分析”}我做了完全相同的事情,它对我有效,我只得到了ICD9,你使用的是什么版本的ES?ElasticSearch v1.4.4你能检查字段的映射吗{“全名”:“诊断.编码标准”,“映射”:{“诊断.编码标准”:{“类型”:“字符串”,“索引”:“未分析”}}}我做了完全相同的事情,它对我有效,我只得到了ICD9,你使用的是什么版本的ES?ElasticSearch v1.4.4相同的结果。{“_-index”:“myindex”,“_-type”:“mymapping”,“_-id:“264200”,“_-score:”1,“fields:{“Diagnosis.CodingStandard”:”:[“I9”]},尝试这个{“查询”:{“筛选”:{“筛选”:{“术语”:{“诊断.编码标准”:“Icd9”}}尝试使用字符串中的所有小写字母不起作用?好的,我想你需要的是删除索引重新创建它,然后尝试查询。你能告诉我映射和索引设置吗?结果相同。{“\u index”:“myindex”,“\u type”:“mymapping”,“\u id”:“264200”,“\u score”:1,“fields”:{“Diagnosis.CodingStandard”:[“I9”]},请尝试此{“查询”:{“筛选”:{“筛选”:{“术语”:{“Diagnosis.CodingStandard”:“Icd9”}}}尝试使用字符串中的所有小写字母不起作用?好的,我想你需要的是删除索引重新创建它,然后尝试查询。你能告诉我索引的映射和设置吗?