elasticsearch/docs/reference/esql/functions/layout/knn.asciidoc

// This is generated by ESQL's AbstractFunctionTestCase. Do no edit it. See ../README.md for how to regenerate it.

[discrete]
[[esql-knn]]
=== `KNN`

preview::["Do not use on production environments. This functionality is in technical preview and may be changed or removed in a future release. Elastic will work to fix any issues, but features in technical preview are not subject to the support SLA of official GA features."]

*Syntax*

[.text-center]
image::esql/functions/signature/knn.svg[Embedded,opts=inline]

include::../parameters/knn.asciidoc[]
include::../description/knn.asciidoc[]
include::../types/knn.asciidoc[]
include::../functionNamedParams/knn.asciidoc[]
include::../examples/knn.asciidoc[]