原文地址: https://www.elastic.co/guide/en/elasticsearch/reference/7.7/remove-processor.html, 原文档版权归 www.elastic.co 所有

Remove Processoredit

Removes existing fields. If one field doesn’t exist, an exception will be thrown.

Table 58. Remove Options

Name Required Default Description

field

yes

-

Fields to be removed. Supports template snippets.

ignore_missing

no

false

If true and field does not exist or is null, the processor quietly exits without modifying the document

if

no

-

Conditionally execute this processor.

on_failure

no

-

Handle failures for this processor. See Handling Failures in Pipelines.

ignore_failure

no

false

Ignore failures for this processor. See Handling Failures in Pipelines.

tag

no

-

An identifier for this processor. Useful for debugging and metrics.

Here is an example to remove a single field:

{
  "remove": {
    "field": "user_agent"
  }
}

To remove multiple fields, you can use the following query:

{
  "remove": {
    "field": ["user_agent", "url"]
  }
}