elastic分词器

分词器

把一段话进行切割分成词组的方式

官网分词
调整字段es分词方式-CSDN

设置模板

指定字段的默认分词器，利用kibana的DEV Tools调试

GET /crm-cache-master-2019.09.23/_search

GET /crm-cache-master-2019.09.23/_mapping

# 搜索jobhandler查询不到结果
POST _analyze
{
  "analyzer": "whitespace",
  "text": "com.zhenai.crm.job.executor.service.jobhandler.wechat.ResourceRegisterJob"
}

# 搜索jobhandler查询不到结果
POST _analyze
{
  "analyzer": "standard",
  "text": "com.zhenai.crm.job.executor.service.jobhandler.wechat.ResourceRegisterJob"
}

# 搜索jobhandler查询不到结果
POST _analyze
{
  "analyzer": "keyword",
  "text": "com.zhenai.crm.job.executor.service.jobhandler.wechat.ResourceRegisterJob"
}

# 按照单词分词， 搜索jobhandler能查到
POST _analyze
{
  "analyzer": "pattern",
  "text": "com.zhenai.crm.job.executor.service.jobhandler.wechat.ResourceRegisterJob"
}

# 支持中文分词，搜索jobhandler能查到
POST _analyze
{
  "analyzer": "ik_max_word",
  "text": "com.zhenai.crm.job.executor.service.jobhandler.wechat.ResourceRegister: 活动报名列表查询:ApplyListQuery"
}

# 指定索引字段使用的分词器
PUT twitter
{
  "mappings": {
    "_doc": {
      "properties": {
        "message": {
          "type": "text",
          "analyzer": "pattern"
        }
      }
    }
  }
}

PUT twitter/_doc/2
{
  "user":"test",
  "@timestamp":"2019-09-25T01:09:21.969Z",
  "message": "com.zhenai.crm.job.executor.service.jobhandler.wechat.ResourceRegisterJob"
}

DELETE /twitter


# 通过模板设置索引默认分词器和特定字段分词
GET /_template/template_server_log

DELETE /_template/template_server_log

PUT /_template/template_server_log
{
  "index_patterns": ["datalogs*"],
  "settings": {
      "index.analysis.analyzer.default.type": "ik_max_word"
     }
  },
   "mappings": {
    "doc": {
      "properties": {
        "message": {
          "type": "text",
          "analyzer": "pattern"
        }
      }
    }
  }
}

# 查看es集群所有设置
GET /_cluster/settings?include_defaults=true