Client

Added

• Added support for compatibility header for Elasticsearch. If the environment variable ELASTIC_CLIENT_APIVERSIONING=1 is set the client will send the headers Accept and Content-Type with the following value: application/vnd.elasticsearch+json;compatible-with=7.

APIs

Cat

• Added the include_unloaded_segments parameter to the cat.nodes API

Snapshot Features

• Added the features.reset_features experimental API

Fleet

• Added the fleet.global_checkpoints expiremental API

Ingest

• Added the ingest.geo_ip_stats API

Machine Learning

• Added the ml.delete_trained_model_alias API
• Added the ml.preview_data_frame_analytics API
• Added the ml.put_trained_model_alias API
• Changed the ml.delete_data_frame_analytics, ml.delete_trained_model, ml.explain_data_frame_analytics, ml.get_data_fram_analytics, ml.get_data_frame_analytics_stats, ml.get_trained_models, ml.get_trained_models_stats, ml.put_trained_model, ml.start_data_frame_analytics, ml.stop_data_frame_analytics, ml.update_data_frame_analytics APIs from beta to stable.

Nodes

• Added include_unloaded_segments parameter to node.stats API

Searchable Snapshots

• Added the searchable_snapshots.cache_stats experimental API

Security

• Added the security.clear_cached_service_tokens beta API
• Added the security.create_service_token beta API
• Added the security.delete_service_token beta API
• Added the security.get_service_accounts beta API
• Added the security.get_service_credentials beta API

Shutdown

• Added the shutdown.delete_node experiemental API
• Added the shutdown.get_node experimental API
• Added the shutdown.put_node experimental API

Snapshots

• Added the index_details parameter to snapshot.get API

Text Structure

• Changed the text_structure.find_structure API from experimental to stable