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Ingest processor context

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Ingest processor context

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Use a Painless script in an ingest processor to modify documents upon insertion.

Variables

params (Map, read-only): User-defined parameters passed in as part of the query.
ctx['_index'] (String): The name of the index.
ctx['_type'] (String): The type of document within an index.
ctx (Map): Contains extracted JSON in a Map and List structure for the fields that are part of the document.

Side Effects

ctx['_index']: Modify this to change the destination index for the current document.
ctx['_type']: Modify this to change the type for the current document.
ctx (Map, read-only): Modify the values in the Map/List structure to add, modify, or delete the fields of a document.

Return

void: No expected return value.

API

The standard Painless API is available.

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