elasticsearch/docs/reference/data-streams/modify-data-streams-api.asciidoc
2024-12-31 20:19:47 +00:00

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[[modify-data-streams-api]]
=== Modify data streams API
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<titleabbrev>Modify data streams</titleabbrev>
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.New API reference
[sidebar]
--
For the most up-to-date API details, refer to {api-es}/group/endpoint-data-stream[Data stream APIs].
--
Performs one or more <<data-streams,data stream>> modification actions in a single atomic
operation.
[source,console]
----
POST _data_stream/_modify
{
"actions": [
{
"remove_backing_index": {
"data_stream": "my-logs",
"index": ".ds-my-logs-2099.01.01-000001"
}
},
{
"add_backing_index": {
"data_stream": "my-logs",
"index": "index-to-add"
}
}
]
}
----
// TEST[skip:cannot determine backing index name]
[[modify-data-streams-api-request]]
==== {api-request-title}
`POST /_data_stream/_modify`
[role="child_attributes"]
[[modify-data-streams-api-request-body]]
==== {api-request-body-title}
`actions`::
(Required, array of objects) Actions to perform.
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.Properties of `actions` objects
[%collapsible%open]
====
`<action>`::
(Required, object) The key is the action type. At least one action is required.
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.Valid `<action>` keys
[%collapsible%open]
=====
`add_backing_index`::
Adds an existing index as a backing index for a data stream. The index is
hidden as part of this operation.
WARNING: Adding indices with the `add_backing_index` action
can potentially result in improper data stream behavior.
This should be considered an expert level API.
`remove_backing_index`::
Removes a backing index from a data stream. The index is unhidden
as part of this operation. A data stream's write index cannot be removed.
=====
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The object body contains options for the action.
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.Properties of `<action>`
[%collapsible%open]
=====
`data_stream`::
(Required*, string) Data stream targeted by the action.
`index`::
(Required*, string) Index for the action.
=====
====