elasticsearch/docs/reference/ingest/processors/rename.asciidoc

[[rename-processor]]
=== Rename Processor
Renames an existing field. If the field doesn't exist or the new name is already used, an exception will be thrown.

[[rename-options]]
.Rename Options
[options="header"]
|======
| Name              | Required  | Default  | Description
| `field`           | yes       | -        | The field to be renamed. Supports <<accessing-template-fields,template snippets>>.
| `target_field`    | yes       | -        | The new name of the field. Supports <<accessing-template-fields,template snippets>>.
| `ignore_missing`  | no        | `false`  | If `true` and `field` does not exist, the processor quietly exits without modifying the document
include::common-options.asciidoc[]
|======

[source,js]
--------------------------------------------------
{
  "rename": {
    "field": "provider",
    "target_field": "cloud.provider"
  }
}
--------------------------------------------------
// NOTCONSOLE