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WARNING: Version 0.90 of Elasticsearch has passed its EOL date.

This documentation is no longer being maintained and may be removed. If you are running this version, we strongly advise you to upgrade. For the latest information, see the current release documentation.

« Bool Filter Geo Bounding Box Filter »
Elastic Docs ›Reference [0.90] ›Query DSL ›Filters

Exists Filter

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Exists Filter

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Filters documents where a specific field has a value in them.

{
    "constant_score" : {
        "filter" : {
            "exists" : { "field" : "user" }
        }
    }
}

Caching

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The result of the filter is always cached.

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