You are looking at preliminary documentation for a future release. Not what you want? See the current release documentation.
Also see Breaking changes in 6.3.
- Ingest Attachment: Upgrade Tika to 1.18 #31252
- Java High Level REST Client
- Java Low Level REST Client
- Machine Learning
- [Rollup] Metric config parser must use builder so validation runs #31159
- Painless: Fix bug for static method calls on interfaces #31348
- Watcher: Fix put watch action #31524