[meta] 6.6.0 Release

See original GitHub issue

Leftover Work

New Features 6.5.0

ML. Reverse engineer Grok patterns from categorization results - https://github.com/elastic/elasticsearch/pull/30125 - skipped as marked experimental

Enhancements 6.5.0

Add keywords_pattern to Keyword Marker Token Filter. https://github.com/elastic/elasticsearch-net/pull/3558
Return statistics about forecasts as part of the job stats and usage API - https://github.com/elastic/elasticsearch/pull/31647 https://github.com/elastic/elasticsearch-net/pull/3593
[ML] Add description to ML filters - https://github.com/elastic/elasticsearch/pull/31330 - skipped as filters are marked experimental
Rename ranking evaluation quality_level to metric_score - https://github.com/elastic/elasticsearch/pull/32168 - skipped as rank_eval is marked experimental and not implemented yet
Rename ranking evaluation response unknown_docs section - https://github.com/elastic/elasticsearch/pull/32166- skipped as rank_eval is marked experimental and not implemented yet
Add Expected Reciprocal Rank metric - https://github.com/elastic/elasticsearch/pull/31891- skipped as rank_eval is marked experimental and not implemented yet
Add details section for dcg ranking metric - https://github.com/elastic/elasticsearch/pull/31177- skipped as rank_eval is marked experimental and not implemented yet
[ML] Add a timeout option to file structure finder elastic/elasticsearch#34117 - skipped as marked experimental
[ML] Allow asynchronous job deletion elastic/elasticsearch#34058
Make certain ML node settings dynamic (elastic/elasticsearch#33565) elastic/elasticsearch#33961 - no change needed, API not affected
Adding node_count to ML Usage (elastic/elasticsearch#33850) elastic/elasticsearch#33863 - https://github.com/elastic/elasticsearch-net/pull/3603
[ML] Minor improvements to categorization Grok pattern creation elastic/elasticsearch#33353 - does not affect REST API
[ML] Delete forecast API (elastic/elasticsearch#31134) elastic/elasticsearch#33218 - https://github.com/elastic/elasticsearch-net/pull/3591
[Rollup] Add support for date histo format when searching elastic/elasticsearch#34537 - https://github.com/elastic/elasticsearch-net/pull/3594
[Rollup] Only allow aggregating on multiples of configured interval elastic/elasticsearch#32052 - internal ES change, no API changes required

New API’s 6.4.0

xpack.ml.delete_calendar.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.delete_calendar_event.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.delete_calendar_job.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.get_calendar_events.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.get_calendars.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.post_calendar_events.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.put_calendar.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.put_calendar_job.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.get_calendar_job.json - https://github.com/elastic/elasticsearch-net/pull/3569
xpack.ml.update_filter.json - experimental, do not implement
xpack.ml.info.json - https://github.com/elastic/elasticsearch-net/pull/3571
xpack.security.delete_privileges.json - https://github.com/elastic/elasticsearch-net/pull/3584
xpack.security.get_privileges.json - https://github.com/elastic/elasticsearch-net/pull/3584
xpack.security.has_privileges.json - https://github.com/elastic/elasticsearch-net/pull/3584
xpack.security.put_privilege.json - https://github.com/elastic/elasticsearch-net/pull/3584
xpack.security.put_privileges.json - https://github.com/elastic/elasticsearch-net/pull/3584

New API’s 6.5.0

delete_by_query_rethrottle.json (@russcam )
update_by_query_rethrottle.json (@russcam)
xpack.ml.delete_forecast.json - https://github.com/elastic/elasticsearch-net/pull/3591
xpack.ml.find.file_structure.json - experimental, do not implement
xpack.security.get_user_privileges.json - https://github.com/elastic/elasticsearch-net/pull/3584

6.6.0

Breaking changes

Ranking:

Forbid negative scores in function_score query elastic/elasticsearch#35709 (issue: elastic/elasticsearch#33309) - This shouldn’t require any changes to the client

Search:

Throw a parsing exception when boost is set in span_or query elastic/elasticsearch#28390 elastic/elasticsearch#34112 (issue: elastic/elasticsearch#28390)

Watcher:

Fix metric stats names elastic/elasticsearch#34951 (issue: elastic/elasticsearch#34865) - fixed in new xpack.watcher.stats.json json spec

Deprecations

Aggregations:

Deprecate dots in aggregation names elastic/elasticsearch#31468 (issues: elastic/elasticsearch#17600, elastic/elasticsearch#19040) - This shouldn’t require any changes to the client

Core:

Deprecate use of scientific notation in epoch time parsing elastic/elasticsearch#36691 - This shouldn’t require any changes to the client

Search:

Deprecate the _termvector endpoint. elastic/elasticsearch#36098 (issue: elastic/elasticsearch#8484) - endpoint regeneration has resolved this
Deprecate _source_include and _source_exclude url parameters elastic/elasticsearch#33475 (issue: elastic/elasticsearch#22792) - endpoint regeneration has solved this

Security::

Undeprecate /_license endpoints elastic/elasticsearch#35974 (issue: elastic/elasticsearch#35959) - no client changes required

Watcher::

Undeprecate /_watcher endpoints elastic/elasticsearch#36269 - no client changes required

New features

Enhancements

Aggregations

Refactor children aggregator into a generic ParentJoinAggregator #34845 (issue: #34210)
Add parent-aggregation to parent-join module #34210 (issue: #9705)