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Elastic Docs ›Elasticsearch Guide [6.4] ›Ingest Node ›Processors

Trim Processor

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Trim Processor

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Trims whitespace from field.

This only works on leading and trailing whitespace.

Table 48. Trim Options

Name Required Default Description

field

yes

-

The string-valued field to trim whitespace from

target_field

no

field

The field to assign the trimmed value to, by default field is updated in-place

ignore_missing

no

false

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

 
{
  "trim": {
    "field": "foo"
  }
}
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