[elasticsearch笔记] Query DSL Term - exists/must_not/fuzzy/ids/prefix/range/regexp/term/terms/wildcard

最新推荐文章于 2024-04-06 21:58:20 发布

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最新推荐文章于 2024-04-06 21:58:20 发布

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分类专栏： elasticsearch

本文链接：https://blog.youkuaiyun.com/weixin_43834662/article/details/97631240

版权

这篇博客深入探讨了Elasticsearch的Query DSL，包括exists/must_not、fuzzy查询、ids、prefix前缀、range范围、regexp正则表达式、term与terms精确匹配、wildcard通配符以及terms_set等用法，通过实例演示了各种查询方式的使用场景和效果。

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文章目录

notes

正则

demo

exists/must_not

GET /kibana_sample_data_logs/_search?size=1

GET /kibana_sample_data_flights/_search?size=1
{
  "query": {
    "exists": {
      "field": "DestCountry"
    }
  }
}

GET kibana_sample_data_flights/_search?size=1
{
  "query": {
    "bool": {
      "must_not": [
        {
          "exists": {
            "field": "DestCountry"
          }
        }
      ]
    }
  }
}

fuzzy

GET kibana_sample_data_logs/_search?size=1
{
  "query": {
    "fuzzy": {
      "message":"mozilla"
    }
  }
}

GET kibana_sample_data_logs/_search?size=1
{
  "query": {
    "fuzzy": {
      "message": {
        "value": "mzoilla",
        "boost": 1,
        "fuzziness": 2,
        "prefix_length": 0,
        "max_expansions":100,
        "transpositions":false
      }