OpenSearch/docs/reference/indices/get-mapping.asciidoc

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[[indices-get-mapping]]
=== Get mapping API
++++
<titleabbrev>Get mapping</titleabbrev>
++++
Retrieves <<mapping,mapping definitions>> for one or more indices. For data
streams, the API retrieves mappings for the stream's backing indices.
[source,console]
--------------------------------------------------
GET /my-index-000001/_mapping
--------------------------------------------------
// TEST[setup:my_index]
NOTE: Before 7.0.0, the 'mappings' definition used to include a type name. Although mappings
in responses no longer contain a type name by default, you can still request the old format
through the parameter `include_type_name`. For more details, please see <<removal-of-types>>.
[[get-mapping-api-request]]
==== {api-request-title}
`GET /_mapping`
`GET /<target>/_mapping`
[[get-mapping-api-path-params]]
==== {api-path-parms-title}
`<target>`::
(Optional, string)
Comma-separated list of data streams, indices, and index aliases used to limit
the request. Wildcard expressions (`*`) are supported.
+
To target all data streams and indices in a cluster, omit this parameter or use
`_all` or `*`.
[[get-mapping-api-query-params]]
==== {api-query-parms-title}
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=allow-no-indices]
+
Defaults to `true`.
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=expand-wildcards]
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Defaults to `open`.
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=include-type-name]
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=index-ignore-unavailable]
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=local]
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=master-timeout]
[[get-mapping-api-example]]
==== {api-examples-title}
[[get-mapping-api-multi-ex]]
===== Multiple data streams and indices
The get mapping API can be used to get more than one data stream or index with a
single call. General usage of the API follows the following syntax:
`host:port/<target>/_mapping` where `<target>` can accept a comma-separated
list of names. To get mappings for all data streams and indices in a cluster, use `_all` or `*` for `<target>`
or omit the `<target>` parameter.
The following are some examples:
[source,console]
--------------------------------------------------
GET /my-index-000001,my-index-000002/_mapping
--------------------------------------------------
// TEST[s/^/PUT my-index-000001\nPUT my-index-000002\n/]
If you want to get mappings of all indices in a cluster, the following
examples are equivalent:
[source,console]
--------------------------------------------------
GET /*/_mapping
GET /_all/_mapping
GET /_mapping
--------------------------------------------------
// TEST[setup:my_index]