WARNING: Version 5.4 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.
Uppercase Processoredit
Converts a string to its uppercase equivalent.
Table 33. Uppercase Options
| Name | Required | Default | Description |
|---|---|---|---|
|
yes |
- |
The field to make uppercase |
|
no |
|
If |
{
"uppercase": {
"field": "foo"
}
}