xing1mo opened a new pull request, #25421: URL: https://github.com/apache/flink/pull/25421
## What is the purpose of the change After [FLINK-19463](https://issues.apache.org/jira/browse/FLINK-19463), the checkpoint storage has been split from the state backends. The deprecated implementation MemoryStateBackend and RocksDBStateBackend are replaced by HashMapStateBackend and EmbeddedRocksDBStateBackend. Those two state backends should be removed in Flink 2.0. ## Brief change log - *Remove MemoryStateBackend, FsStateBackend, RocksDBStateBackend. And change related test. ## Verifying this change This change is a trivial rework / code cleanup without any test coverage. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): no - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: yes - The serializers: no - The runtime per-record code paths (performance sensitive): no / don't know - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: no - The S3 file system connector: no ## Documentation - Does this pull request introduce a new feature? no - If yes, how is the feature documented? not applicable -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
