Elasticsearch: range query

Range query is used to perform operations like greater than(>), less than (<), greater than or equal to (>=) and less than or equal to (<=).

Range query accepts below parameters.

Parameter	Meaning
gte	Greater than or equal to
gt	Greater than
lte	Less than or equal to
lt	Less than

{
  "query":{
    "range" : {
      "age" : {
        "gte" : 10,
        "lte" : 20,
        "boost" : 2.0
        }
    }
  }
}

Above query return all documents where age is >= 10 and <= 20.

Note:

Range query also accepts ‘boost’ as parameter.  ‘boost’ parameter sets the boost value of the query, defaults to 1.0

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