7.4 meta ticket

Ticket to track progress on 7.4 client release.

Breaking changes

Infra/REST API

• Update the schema for the REST API specification #42346 (issue: #35262)

Search

• Use float instead of double for query vectors. #46004

Snapshot/Restore

• Provide an Option to Use Path-Style-Access with S3 Repo #41966 (issue: #41816)

Transforms

• Improve response format of transform stats endpoint #44350 (issue: #43767)

Breaking Java changes

Geo

• Geo: Change order of parameter in Geometries to lon, lat #45332 (issue: #45048)

Deprecations

Infra/Core

• Add node.processors setting in favor of processors #45855

Machine Learning

• Deprecate the ability to update datafeed’s job_id. #44691 (issue: #44615)

New features

Aggregations

• Support Range Fields in Histogram and Date Histogram #45395
• Add Cumulative Cardinality agg (and Data Science plugin) #43661 (issue: #43550)

Analysis

• Add support for inlined user dictionary in the Kuromoji plugin #45489 (issue: #25343)

Authorization

• ~Add granular privileges for API keys #42020~ no changes needed as PR was closed

Features/ILM

• Add Snapshot Lifecycle Management #43934 (issue: #38461)

Features/Watcher

• Add max_iterations configuration to watcher action with foreach execution #45715 (issues: #41997, #45169)

Geo

• New shape field type for indexing Cartesian Geometries #43644 - via https://github.com/elastic/elasticsearch/pull/45363 - PR: https://github.com/elastic/elasticsearch-net/pull/4154
• [SPATIAL] New ShapeQueryBuilder for querying indexed cartesian geometry #45108 (issue: #44980) - PR: https://github.com/elastic/elasticsearch-net/pull/4155
• ~[GEO] New ShapeFieldMapper for indexing cartesian geometries #44980~ no client changes needed, accounted for in #4155 and #4154
• Add Circle Processor #43851 (issue: #43554) - PR: https://github.com/elastic/elasticsearch-net/pull/4161

Enhancements

Aggregations

• Add more flexibility to MovingFunction window alignment #44360 (issue: #42181)
• Allow pipeline aggs to select specific buckets from multi-bucket aggs #44179

Analysis

• Allow all token/char filters in normalizers #43803 (issue: #43758)

CCR

• Include leases in error message when operations no longer available #45681

CRUD

• Return seq_no and primary_term for noop update #44603 (issue: #42497)

Features/ILM

• Add node setting for disabling SLM #46794 (issue: #38461)
• Include in-progress snapshot for a policy with get SLM policy API #45245
• Add option to filter ILM explain response #44777 (issue: #44189)
• Expose index age in ILM explain output #44457 (issue: #38988)

Features/Indices APIs

• Add Clone Index API #44267 (issue: #44128)
• Add description to force-merge tasks #41365 (issue: #15975)

Features/Watcher

• Watcher reporting: add email warning if CSV attachment contains values that may be interperted as formulas #44460

Machine Learning

• Introduce formal node ML role #45174 (issues: #29943, #43175)
• ~Improve CSV header row detection in find_file_structure #45099 (issue: #45047)~ N/A as client doesn’t implement find_file_structure
• ~Outlier detection should only fetch docs that have the analyzed fields #44944~ N/A to client
• ~Persist DatafeedTimingStats with RefreshPolicy.NONE by default #44940 (issue: #44792)~ N/A to client
• Add result_type field to TimingStats and DatafeedTimingStats documents #44812 - PR: https://github.com/elastic/elasticsearch-net/pull/4164
• Implement exponential average search time per hour statistics. #44683 (issue: #29857)
• ~Add r_squared eval metric to regression #44248~ N/A: relates to dataframes APIs
• ~Adds support for regression.mean_squared_error to eval API #44140~ No client changes needed, dataframes are not implemented.
• Add DatafeedTimingStats.average_search_time_per_bucket_ms and TimingStats.total_bucket_processing_time_ms stats #44125 (issue: #29857) @russcam
• ~Add DatafeedTimingStats to datafeed GetDatafeedStatsAction.Response #43045 (issue: #29857)~ Not implemented in client

Ranking

• Search enhancement: pinned queries #44345 (issue: #44074)
• Add l1norm and l2norm distances for vectors #44116 (issue: #37947)

Search

• Adds usage stats for vectors: #44512 - PR: https://github.com/elastic/elasticsearch-net/pull/4151
• ~Associate sub-requests to their parent task in multi search API #44492~ no client changes needed
• Cancel search task on connection close #43332

Snapshot/Restore

• add disable_chunked_encoding configuration #44052 - PR: https://github.com/elastic/elasticsearch-net/pull/4146
• Repository Cleanup Endpoint #43900 - - PR: https://github.com/elastic/elasticsearch-net/pull/4145

Bug fixes

Analysis

• ~Fix AnalyzeAction response serialization #44284 (issue: #44078)~ Doesn’t look like this change affects the client.

CRUD

• ~Do not allow version in Rest Update API #43516 (issue: #42497)~ no client changes needed

Features/ILM

• Updated slm API spec parameters and URL #44797

Infra/REST API

• ~Add is_write_index column to cat.aliases #44772~ no client changes needed, code change was implemented in 6.4.

Machine Learning

• ~Rename outlier detection method values knn and tnn to distance_kth_nn and distance_knn respectively to match the API. #598~ no changes needed, contained in Dataframes and this is not implemented in the client.

Mapping

• ~Add include_type_name in indices.exitst REST API spec #43910 (issue: #43905)~ no changes needed, PR was closed and spec change not implemented in 7.4.

Rollup

• ~Fix Rollup job creation to work with templates #43943~ no changes needed.

Snapshot/Restore

• ~Make Timestamps Returned by Snapshot APIs Consistent #43148 (issue: #43074)~ no changes needed.

Transforms

• ~Respond with 409 status code when failing _stop #44231 (issue: #44103)~ no changes needed.
• ~Audit message missing for autostop #43984 (issue: #43977)~ no changes needed.

[Mpdreamz]

TODO https://github.com/elastic/elasticsearch/pull/45245 also mentions last_success which we currently do not map for GetSnapshotLifecycle

[russcam]

Closing this ticket as superseded by #4174