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This version of the OpenSearch documentation is no longer maintained. For the latest version, see the current documentation. For information about OpenSearch version maintenance, see Release Schedule and Maintenance Policy.

Mutate event processors

Mutate event processors allow you to modify events in Data Prepper. The following processors are available:

  • add_entries allows you to add entries to an event.
  • copy_values allows you to copy values within an event.
  • delete_entries allows you to delete entries from an event.
  • rename_keys allows you to rename keys in an event.
  • convert_entry_type allows you to convert value types in an event.
  • list_to_map allows you to convert list of objects from an event where each object contains a key field into a map of target keys.
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