Get aliases Generally available

GET /{index}/_alias
Api key auth Basic auth Bearer auth

Retrieves information for one or more data stream or index aliases.

Required authorization

  • Index privileges: view_index_metadata

Path parameters

  • index string | array[string] Required

    Comma-separated list of data streams or indices used to limit the request. Supports wildcards (*). To target all data streams and indices, omit this parameter or use * or _all.

Query parameters

  • allow_no_indices boolean

    If false, the request returns an error if any wildcard expression, index alias, or _all value targets only missing or closed indices. This behavior applies even if the request targets other open indices.

  • expand_wildcards string | array[string]

    Type of index that wildcard patterns can match. If the request can target data streams, this argument determines whether wildcard expressions match hidden data streams. Supports comma-separated values, such as open,hidden.

    Values are all, open, closed, hidden, or none.

  • ignore_unavailable boolean

    If false, the request returns an error if it targets a missing or closed index.

  • local boolean Deprecated

    If true, the request retrieves information from the local node only.

Responses

  • 200 application/json
    Hide response attribute Show response attribute object
    • * object Additional properties
      Hide * attribute Show * attribute object
      • aliases object Required
        Hide aliases attribute Show aliases attribute object
        • * object Additional properties
          Hide * attributes Show * attributes object
          • filter object

            An Elasticsearch Query DSL (Domain Specific Language) object that defines a query.

            External documentation
          • index_routing string

            Value used to route indexing operations to a specific shard. If specified, this overwrites the routing value for indexing operations.

          • is_write_index boolean

            If true, the index is the write index for the alias.

          • routing string

            Value used to route indexing and search operations to a specific shard.

          • search_routing string

            Value used to route search operations to a specific shard. If specified, this overwrites the routing value for search operations.

          • is_hidden boolean Generally available; Added in 7.16.0

            If true, the alias is hidden. All indices for the alias must have the same is_hidden value.
GET /{index}/_alias 
curl \
 --request GET 'http://api.example.com/{index}/_alias' \
 --header "Authorization: $API_KEY"