Reindex context

edit

Use a Painless script in a reindex operation to add, modify, or delete fields within each document in an original index as its reindexed into a target index.

Variables

params (Map, read-only)
User-defined parameters passed in as part of the query.
ctx['op'] (String)
The name of the operation.
ctx['_routing'] (String)
The value used to select a shard for document storage.
ctx['_index'] (String)
The name of the index.
ctx['_type'] (String)
The type of document within an index.
ctx['_id'] (int, read-only)
The unique document id.
ctx['_version'] (int)
The current version of the document.
ctx['_source'] (Map)
Contains extracted JSON in a Map and List structure for the fields existing in a stored document.

Side Effects

ctx['op']
Use the default of index to update a document. Set to none to specify no operation or delete to delete the current document from the index.
ctx['_routing']
Modify this to change the routing value for the current document.
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['_id']
Modify this to change the id for the current document.
ctx['_version'] (int)
Modify this to modify the version for the current document.
ctx['_source']
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.