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opensearch-docs-cn/_data-prepper/configuration/processors/copy-values.md

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default copy_values Processors Configuring Data Prepper 45

copy_values

Overview

Copy values within an event. copy_values is part of mutate event processors.

Option Required Type Description
entries Yes List List of entries to be copied. Valid values are from_key, to_key, and overwrite_if_key_exists.
from_key N/A N/A The key of the entry to be copied.
to_key N/A N/A The key of the new entry to be added.
overwrite_if_to_key_exists No Boolean If true, the existing value is overwritten if the key already exists within the event. Default is false.