[[release_notes_715]]
=== 7.15 Release notes

[discrete]
==== Client

- Support for Elasticsearch v7.15.0 APIs.
- We've tested and added documentation on best practices for leveraging the client in a Function-as-a-Service (FaaS) environment to the https://www.elastic.co/guide/en/elasticsearch/client/ruby-api/current/connecting.html#client-faas[official docs].

[discrete]
==== API
- New experimental endpoints: `indices.disk_usage`. `indices.field_usage_stats`, `nodes.clear_repositories_metering_archive`, `get_repositories_metering_info`, https://www.elastic.co/guide/en/elasticsearch/reference/master/search-vector-tile-api.html[`search_mvt`]
- The `index` parameter is now required for `open_point_in_time`.
- The `index_metric` parameter in `nodes.stats` adds the `shards` option.

[discrete]
==== X-Pack

- New parameters for `ml.put_job`: `ignore_unavailable`, `allow_no_indices`, `ignore_throttled`, `expand_wildcards`.
- New endpoint: https://www.elastic.co/guide/en/elasticsearch/reference/7.15/security-api-query-api-key.html[`security.query_api_keys`].
