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exists

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IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

`exists`

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client.exists([params, [callback]])

Returns a boolean indicating whether or not a given document exists.

Check the API Conventions and the elasticsearch docs for more information pertaining to this method.

Check that the document /myindex/mytype/1 exist.

const exists = await client.exists({
  index: 'myindex',
  type: 'mytype',
  id: 1
});

Params

`storedFields`	`String`, `String[]`, `Boolean` — A comma-separated list of stored fields to return in the response
`parent`	`String` — The ID of the parent document
`preference`	`String` — Specify the node or shard the operation should be performed on (default: random)
`realtime`	`Boolean` — Specify whether to perform the operation in realtime or search mode
`refresh`	`Boolean` — Refresh the shard containing the document before performing the operation
`routing`	`String` — Specific routing value
`_source`	`String`, `String[]`, `Boolean` — True or false to return the _source field or not, or a list of fields to return
`_sourceExcludes`	`String`, `String[]`, `Boolean` — A list of fields to exclude from the returned _source field
`_sourceIncludes`	`String`, `String[]`, `Boolean` — A list of fields to extract and return from the _source field
`version`	`Number` — Explicit version number for concurrency control
`versionType`	`String` — Specific version type Options `"internal"` `"external"` `"external_gte"` `"force"`
`id`	`String` — The document ID
`index`	`String` — The name of the index
`type`	`String` — The type of the document (use `_all` to fetch the first document matching the ID across all types)
`body`	`Object`, `JSON` — An optional request body, as either JSON or a JSON serializable object. See the elasticsearch docs for details about what can be specified here.

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