IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Field context

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Field context

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Use a Painless script to create a script field to return a customized value for each document in the results of a query.

Variables

params (Map, read-only): User-defined parameters passed in as part of the query.
doc (Map, read-only): Contains the fields of the specified document where each field is a List of values.
ctx['_source'] (Map): Contains extracted JSON in a Map and List structure for the fields existing in a stored document.
_score (double read-only): The original score of the specified document.

Return

Object: The customized value for each document.

API

The standard Painless API is available.

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