IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Elasticsearch version 7.0.0-beta1
editElasticsearch version 7.0.0-beta1
editAlso see Breaking changes in 7.0.
Breaking changes
edit- Audit
- Authentication
- Authorization
-
- Remove implicit index monitor privilege #37774
- CCR
- CRUD
- Features/Ingest
- Features/Java Low Level REST Client
- Features/Watcher
- Infra/Logging
- Infra/Packaging
- Machine Learning
- Mapping
- Network
- Ranking
- Search
- Security
- ZenDiscovery
Breaking Java changes
edit- Features/Java Low Level REST Client
- Infra/Core
Deprecations
edit- Aggregations
- Analysis
- Audit
- Features/Indices APIs
- Features/Ingest
- Features/Java High Level REST Client
- Features/Watcher
- Infra/Core
- Infra/Scripting
- Machine Learning
-
- Adding ml_settings entry to HLRC and Docs for deprecation_info #38118
- [ML] Datafeed deprecation checks #38026 (issue: #37932)
- [ML] Remove "8" prefixes from file structure finder timestamp formats #38016
- [ML] Adjust structure finder for Joda to Java time migration #37306
- [ML] Resolve 7.0.0 TODOs in ML code #36842 (issue: #29963)
- Mapping
-
- Deprecate types in rollover index API #38039 (issue: #35190)
- Deprecate types in get field mapping API #37667 (issue: #35190)
- Deprecate types in the put mapping API. #37280 (issues: #29453, #37285)
- Support include_type_name in the field mapping and index template APIs. #37210
- Deprecate types in create index requests. #37134 (issues: #29453, #37285)
- Deprecate use of the _type field in aggregations. #37131 (issue: #36802)
- Deprecate reference to _type in lookup queries #37016 (issue: #35190)
- Deprecate the document create endpoint. #36863
- Deprecate types in index API #36575 (issues: #35190, #35790)
- Deprecate types in update APIs #36225
- Search
New features
edit- Authentication
- Authorization
- CCR
- Features/ILM
- Geo
-
- geotile_grid implementation #37842 (issue: #30240)
- [GEO] Fork Lucene’s LatLonShape Classes to local lucene package #36794
-
[Geo] Integrate Lucene’s LatLonShape (BKD Backed GeoShapes) as default
geo_shape
indexing approach #36751 (issue: #35320) -
[Geo] Integrate Lucene’s LatLonShape (BKD Backed GeoShapes) as default
geo_shape
indexing approach #35320 (issue: #32039)
- Machine Learning
-
- ML: Adds set_upgrade_mode API endpoint #37837
- Mapping
- SQL
- Search
Enhancements
edit- Aggregations
-
- Add Composite to AggregationBuilders #38207 (issue: #38020)
- Allow nested fields in the composite aggregation #37178 (issue: #28611)
- Remove single shard optimization when suggesting shard_size #37041 (issue: #32125)
- Use List instead of priority queue for stable sorting in bucket sort aggregator #36748 (issue: #36322)
- Keys are compared in BucketSortPipelineAggregation so making key type… #36407
- Allocation
- Analysis
- Audit
- Authentication
-
- Security: propagate auth result to listeners #36900 (issue: #30794)
- Security: reorder realms based on last success #36878
- Improve error message for 6.x style realm settings #36876 (issues: #30241, #36026)
- Change missing authn message to not mention tokens #36750
- Invalidate Token API enhancements - HLRC #36362 (issue: #35388)
- Enhance Invalidate Token API #35388 (issues: #34556, #35115)
- Authorization
- CCR
-
- Concurrent file chunk fetching for CCR restore #38495
- Tighten mapping syncing in ccr remote restore #38071 (issues: #36879, #37887)
- Do not allow put mapping on follower #37675 (issue: #30086)
- Added ccr to xpack usage infrastructure #37256 (issue: #37221)
- [CCR] FollowingEngine should fail with 403 if operation has no seqno assigned #37213
- [CCR] Added auto_follow_exception.timestamp field to auto follow stats #36947
- [CCR] Add time since last auto follow fetch to auto follow stats #36542 (issues: #33007, #35895)
- CRUD
-
- Add Seq# based optimistic concurrency control to UpdateRequest #37872 (issues: #10708, #36148)
- Introduce ssl settings to reindex from remote #37527 (issues: #29755, #37287)
- Use Sequence number powered OCC for processing updates #37308 (issues: #10708, #36148)
- Document Seq No powered optimistic concurrency control #37284 (issues: #10708, #36148)
- Enable IPv6 URIs in reindex from remote #36874
- Rename seq# powered optimistic concurrency control parameters to ifSeqNo/ifPrimaryTerm #36757 (issues: #10708, #36148)
- Expose Sequence Number based Optimistic Concurrency Control in the rest layer #36721 (issues: #10708, #36148)
- Add doc’s sequence number + primary term to GetResult and use it for updates #36680 (issues: #10708, #36148)
- Add seq no powered optimistic locking support to the index and delete transport actions #36619 (issues: #10708, #36148)
- Set acking timeout to 0 on dynamic mapping update #31140 (issues: #30672, #30844)
- Distributed
-
- Recover retention leases during peer recovery #38435 (issue: #37165)
- Lift retention lease expiration to index shard #38380 (issues: #37165, #37963, #38070)
- Introduce retention lease background sync #38262 (issue: #37165)
- Allow shards of closed indices to be replicated as regular shards #38024 (issue: #33888)
- Expose retention leases in shard stats #37991 (issue: #37165)
- Introduce retention leases versioning #37951 (issue: #37165)
- Soft-deletes policy should always fetch latest leases #37940 (issues: #37165, #37375)
- Sync retention leases on expiration #37902 (issue: #37165)
- Ignore shard started requests when primary term does not match #37899 (issue: #33888)
- Move update and delete by query to use seq# for optimistic concurrency control #37857 (issues: #10708, #36148, #37639)
- Introduce retention lease serialization #37447 (issues: #37165, #37398)
- Add run under primary permit method #37440 (issue: #37398)
- Introduce retention lease syncing #37398 (issue: #37165)
- Introduce retention lease persistence #37375 (issue: #37165)
- Add validation for retention lease construction #37312 (issue: #37165)
- Introduce retention lease expiration #37195 (issue: #37165)
- Introduce shard history retention leases #37167 (issue: #37165)
- [Close Index API] Add unique UUID to ClusterBlock #36775
- [Close Index API] Mark shard copy as stale if needed during shard verification #36755
- [Close Index API] Propagate tasks ids between Freeze, Close and Verify Shard actions #36630
- Always initialize the global checkpoint #34381
- Engine
-
- Specialize pre-closing checks for engine implementations #38702
- Ensure that max seq # is equal to the global checkpoint when creating ReadOnlyEngines #37426
- Enable Bulk-Merge if all source remains #37269
- Rename setting to enable mmap #37070 (issue: #36668)
- Add hybridfs store type #36668
- Introduce time-based retention policy for soft-deletes #34943 (issue: #34908)
- handle AsyncAfterWriteAction failure on primary in the same way as failures on replicas #31969 (issues: #31716, #31755)
- Features/CAT APIs
- Features/Features
- Features/ILM
-
- Ensure ILM policies run safely on leader indices #38140 (issue: #34648)
- Skip Shrink when numberOfShards not changed #37953 (issue: #33275)
- Inject Unfollow before Rollover and Shrink #37625 (issue: #34648)
- Add set_priority action to ILM #37397 (issue: #36905)
- [ILM] Add Freeze Action #36910 (issue: #34630)
- Features/Indices APIs
-
- New mapping signature and mapping string source fixed. #37401
- Features/Ingest
- Features/Java High Level REST Client
- Features/Monitoring
-
- Adding mapping for hostname field #37288
- Features/Stats
-
- Stats: Add JVM dns cache expiration config to JvmInfo #36372
- Features/Watcher
- Infra/Core
- Infra/Logging
-
- Trim the JSON source in indexing slow logs #38081 (issue: #38080)
- Optimize warning header de-duplication #37725 (issues: #35754, #37530, #37597, #37622)
- Remove warn-date from warning headers #37622 (issues: #35754, #37530, #37597)
- Add some deprecation optimizations #37597 (issues: #35754, #37530)
- Only update response headers if we have a new one #37590 (issues: #35754, #37530)
- Infra/Packaging
- Infra/Scripting
- Infra/Settings
-
- Separate out validation of groups of settings #34184
- License
- Machine Learning
-
- Move ML Optimistic Concurrency Control to Seq No #38278 (issues: #10708, #36148)
- [ML] Add explanation so far to file structure finder exceptions #38191 (issue: #29821)
- ML: Add reason field in JobTaskState #38029 (issue: #34431)
- [ML] Add _meta information to all ML indices #37964
- ML: Add upgrade mode docs, hlrc, and fix bug #37942
- [ML] Tighten up use of aliases rather than concrete indices #37874
- ML: Add support for single bucket aggs in Datafeeds #37544 (issue: #36838)
- [ML] Create the ML annotations index #36731 (issues: #26034, #33376)
- [ML] Merge the Jindex master feature branch #36702 (issue: #32905)
- [FEATURE][ML] Add cluster setting to enable/disable config migration #36700 (issue: #32905)
- Mapping
- Network
- Recovery
-
- SyncedFlushService.getShardRoutingTable() should use metadata to check for index existence #37691 (issue: #33888)
- Make prepare engine step of recovery source non-blocking #37573 (issue: #37174)
- Make recovery source send operations non-blocking #37503 (issue: #37458)
- Prepare to make send translog of recovery non-blocking #37458 (issue: #37291)
- Make finalize step of recovery source non-blocking #37388 (issue: #37291)
- Make recovery source partially non-blocking #37291 (issue: #36195)
- Do not mutate RecoveryResponse #37204 (issue: #37174)
- Don’t block on peer recovery on the target side #37076 (issue: #36195)
- Reduce recovery time with compress or secure transport #36981 (issue: #33844)
- Translog corruption marker #33415 (issue: #31389)
- Rollup
-
- Replace the TreeMap in the composite aggregation #36675
- SQL
-
- SQL: Allow look-ahead resolution of aliases for WHERE clause #38450 (issue: #29983)
- SQL: Implement CURRENT_DATE #38175 (issue: #38160)
- SQL: Generate relevant error message when grouping functions are not used in GROUP BY #38017 (issue: #37952)
- SQL: Skip the nested and object field types in case of an ODBC request #37948 (issue: #37801)
- SQL: Add protocol tests and remove jdbc_type from drivers response #37516 (issues: #36635, #36882)
- SQL: Remove slightly used meta commands #37506 (issue: #37409)
- SQL: Describe aliases as views #37496 (issue: #37422)
-
SQL: Make
FULL
non-reserved keyword in the grammar #37377 (issue: #37376) - SQL: Use declared source for error messages #37161
- SQL: Improve error message when unable to translate to ES query DSL #37129 (issue: #37040)
- [API] spelling: subtract #37055 (issue: #37035)
- [API] spelling: similar #37054 (issue: #37035)
- [API] spelling: input #37048 (issue: #37035)
- SQL: Enhance message for PERCENTILE[_RANK] with field as 2nd arg #36933 (issue: #36903)
- SQL: Preserve original source for each expression #36912 (issue: #36894)
- SQL: Extend the ODBC metric by differentiating between 32 and 64bit platforms #36753 (issue: #36740)
- SQL: Fix wrong appliance of StackOverflow limit for IN #36724 (issue: #36592)
- Search
-
- Tie break on cluster alias when merging shard search failures #38715 (issue: #38672)
- Add finalReduce flag to SearchRequest #38104 (issues: #37000, #37838)
- Streamline skip_unavailable handling #37672 (issue: #32125)
- Expose sequence number and primary terms in search responses #37639
- Add support for merging multiple search responses into one #37566 (issue: #32125)
- Allow field types to optimize phrase prefix queries #37436 (issue: #31921)
- Add support for providing absolute start time to SearchRequest #37142 (issue: #32125)
- Ensure that local cluster alias is never treated as remote #37121 (issues: #32125, #36997)
- [API] spelling: cacheable #37047 (issue: #37035)
- Add ability to suggest shard_size on coord node rewrite #37017 (issues: #32125, #36997, #37000)
- Skip final reduction if SearchRequest holds a cluster alias #37000 (issues: #32125, #36997)
- Add support for local cluster alias to SearchRequest #36997 (issue: #32125)
- Use SearchRequest copy constructor in ExpandSearchPhase #36772 (issue: #36641)
- Add raw sort values to SearchSortValues transport serialization #36617 (issue: #32125)
- Security
- Snapshot/Restore
-
- RestoreService should update primary terms when restoring shards of existing indices #38177 (issue: #33888)
- Allow open indices to be restored #37733
- Create specific exception for when snapshots are in progress #37550 (issue: #37541)
- SNAPSHOT: Make Atomic Blob Writes Mandatory #37168 (issues: #37011, #37066)
- SNAPSHOT: Speed up HDFS Repository Writes #37069
- Implement Atomic Blob Writes for HDFS Repository #37066 (issue: #37011)
- [API] spelling: repositories #37053 (issue: #37035)
- SNAPSHOT: Use CancellableThreads to Abort #35901 (issue: #21759)
- WIP: S3 client encryption #30513 (issues: #11128, #16843)
- Suggesters
- ZenDiscovery
-
- Add elasticsearch-node detach-cluster tool #37979
- Deprecate minimum_master_nodes #37868
- Step down as master when configured out of voting configuration #37802 (issue: #37712)
- Enforce cluster UUIDs #37775
- Bubble exceptions up in ClusterApplierService #37729
- Use m_m_nodes from Zen1 master for Zen2 bootstrap #37701
- Add tool elasticsearch-node unsafe-bootstrap #37696
- Report terms and version if cluster does not form #37473
- Bootstrap a Zen2 cluster once quorum is discovered #37463
- Zen2: Add join validation #37203
- Publish cluster states in chunks #36973
Bug fixes
edit- Aggregations
- Allocation
- Audit
- Authentication
- CCR
-
- Prevent CCR recovery from missing documents #38237
- Fix file reading in ccr restore service #38117
- Correct argument names in update mapping/settings from leader #38063
- Ensure changes requests return the latest mapping version #37633
- Do not set fatal exception when shard follow task is stopped. #37603
- Add fatal_exception field for ccr stats in monitoring mapping #37563
- Do not add index event listener if CCR disabled #37432
- When removing an AutoFollower also mark it as removed. #37402 (issue: #36761)
- [CCR] Make shard follow tasks more resilient for restarts #37239 (issue: #37231)
- [CCR] Resume follow Api should not require a request body #37217 (issue: #37022)
- [CCR] Report error if auto follower tries auto follow a leader index with soft deletes disabled #36886 (issue: #33007)
- Remote cluster license checker and no license info. #36837 (issue: #36815)
- Make CCR resilient against missing remote cluster connections #36682 (issues: #36255, #36667)
- [CCR] AutoFollowCoordinator and follower index already created #36540 (issue: #33007)
- CRUD
- Distributed
-
- TransportVerifyShardBeforeCloseAction should force a flush #38401 (issues: #33888, #37961)
- Fix limit on retaining sequence number #37992 (issue: #37165)
- Close Index API should force a flush if a sync is needed #37961 (issues: #33888, #37426)
- Force Refresh Listeners when Acquiring all Operation Permits #36835
- Replaced the word shards with replicas in an error message. (#36234) #36275 (issue: #36234)
- Engine
- Features/ILM
- Features/Indices APIs
- Features/Ingest
-
- Support unknown fields in ingest pipeline map configuration #38352 (issue: #36938)
- Ingest node - user_agent, move device parsing to an object #38115 (issues: #37329, #38094)
- ingest: fix on_failure with Drop processor #36686 (issue: #36151)
- ingest: support default pipelines + bulk upserts #36618 (issue: #36219)
- Features/Java High Level REST Client
-
- Update IndexTemplateMetaData to allow unknown fields #38448 (issue: #36938)
-
if_seq_no
andif_primary_term
parameters aren’t wired correctly in REST Client’s CRUD API #38411 - Update Rollup Caps to allow unknown fields #38339 (issue: #36938)
- Fix ILM explain response to allow unknown fields #38054 (issue: #36938)
- Fix ILM status to allow unknown fields #38043 (issue: #36938)
- Fix ILM Lifecycle Policy to allow unknown fields #38041 (issue: #36938)
- Update authenticate to allow unknown fields #37713 (issue: #36938)
- Update verify repository to allow unknown fields #37619 (issue: #36938)
- Update get users to allow unknown fields #37593 (issue: #36938)
- Update Execute Watch to allow unknown fields #37498 (issue: #36938)
- Update Put Watch to allow unknown fields #37494 (issue: #36938)
- Update Delete Watch to allow unknown fields #37435 (issue: #36938)
- Fix rest reindex test for IPv4 addresses #37310
- Fix weighted_avg parser not found for RestHighLevelClient #37027 (issue: #36861)
- Features/Java Low Level REST Client
-
- Fix potential IllegalCapacityException in LLRC when selecting nodes #37821
- Features/Monitoring
- Features/Watcher
- Geo
- Infra/Core
- Infra/Packaging
- Infra/REST API
- Infra/Scripting
-
- Fix Painless void return bug #38046
- Infra/Settings
- Machine Learning
-
- [ML] Report index unavailable instead of waiting for lazy node #38423
- ML: Fix error race condition on stop _all datafeeds and close _all jobs #38113 (issue: #37959)
- [ML] Update ML results mappings on process start #37706 (issue: #37607)
- [ML] Prevent submit after autodetect worker is stopped #37700 (issue: #37108)
- [ML] Fix ML datafeed CCS with wildcarded cluster name #37470 (issue: #36228)
- [ML] Update error message for process update #37363
- [ML] Wait for autodetect to be ready in the datafeed #37349 (issues: #36810, #37227)
- [ML] Stop datafeeds running when their jobs are stale #37227 (issue: #36810)
- [ML] Order GET job stats response by job id #36841 (issue: #36683)
- [ML] Make GetJobStats work with arbitrary wildcards and groups #36683 (issue: #34745)
- Mapping
-
-
Treat put-mapping calls with
_doc
as a top-level key as typed calls. #38032 - Correct deprec log in RestGetFieldMappingAction #37843 (issue: #37667)
- Restore a noop _all metadata field for 6x indices #37808 (issue: #37429)
- Make sure PutMappingRequest accepts content types other than JSON. #37720
- Make sure to use the resolved type in DocumentMapperService#extractMappings. #37451 (issue: #36811)
- MAPPING: Improve Precision for scaled_float #37169 (issue: #32570)
- Make sure to accept empty unnested mappings in create index requests. #37089
- Stop automatically nesting mappings in index creation requests. #36924
- Rewrite SourceToParse with resolved docType #36921 (issues: #35790, #36769)
-
Treat put-mapping calls with
- Network
- Ranking
-
- QueryRescorer should keep the window size when rewriting #36836
- Recovery
-
- RecoveryMonitor#lastSeenAccessTime should be volatile #36781
- Rollup
- SQL
-
- SQL: Prevent grouping over grouping functions #38649 (issue: #38308)
- SQL: Relax StackOverflow circuit breaker for constants #38572 (issue: #38571)
- SQL: Fix issue with IN not resolving to underlying keyword field #38440 (issue: #38424)
- SQL: change the Intervals milliseconds precision to 3 digits #38297 (issue: #37423)
- SQL: Fix esType for DATETIME/DATE and INTERVALS #38179 (issue: #38051)
- SQL: Added SSL configuration options tests #37875 (issue: #37711)
- SQL: Fix casting from date to numeric type to use millis #37869 (issue: #37655)
- SQL: Fix BasicFormatter NPE #37804
- SQL: Return Intervals in SQL format for CLI #37602 (issues: #29970, #36186, #36432)
- SQL: fix object extraction from sources #37502 (issue: #37364)
- SQL: Fix issue with field names containing "." #37364 (issue: #37128)
- SQL: Fix bug regarding alias fields with dots #37279 (issue: #37224)
- SQL: Proper handling of COUNT(field_name) and COUNT(DISTINCT field_name) #37254 (issue: #30285)
- SQL: fix COUNT DISTINCT filtering #37176 (issue: #37086)
- SQL: Fix issue with wrong NULL optimization #37124 (issue: #35872)
- SQL: Fix issue with complex expression as args of PERCENTILE/_RANK #37102 (issue: #37099)
- SQL: Handle the bwc Joda ZonedDateTime scripting class in Painless #37024 (issue: #37023)
- SQL: Fix bug regarding histograms usage in scripting #36866
- SQL: Fix issue with always false filter involving functions #36830 (issue: #35980)
- SQL: protocol returns ISO 8601 String formatted dates instead of Long for JDBC/ODBC requests #36800 (issue: #36756)
- SQL: Enhance Verifier to prevent aggregate or grouping functions from #36799 (issue: #36798)
- SQL: Fix translation of LIKE/RLIKE keywords #36672 (issues: #36039, #36584)
- SQL: Scripting support for casting functions CAST and CONVERT #36640 (issue: #36061)
- SQL: Concat should be always not nullable #36601 (issue: #36169)
- SQL: Fix issue with complex HAVING and GROUP BY ordinal #36594 (issue: #36059)
- Search
-
- Look up connection using the right cluster alias when releasing contexts #38570
- Fix fetch source option in expand search phase #37908 (issue: #23829)
-
Change
rational
tosaturation
in script_score #37766 (issue: #37714) - Throw if two inner_hits have the same name #37645 (issue: #37584)
- Ensure either success or failure path for SearchOperationListener is called #37467 (issue: #37185)
-
query_string
should use indexed prefixes #36895 - Avoid duplicate types deprecation messages in search-related APIs. #36802
- Security
- Snapshot/Restore
- Suggesters
- Task Management
-
- Un-assign persistent tasks as nodes exit the cluster #37656
- ZenDiscovery
Regressions
edit- Infra/Core
- Mapping