Vancior opened a new pull request, #19878: URL: https://github.com/apache/flink/pull/19878
## What is the purpose of the change This PR implements non-keyed co-broadcast processing interfaces, including `BroadcastStream`, `BroadcastConnectedStream` and `BroadcastProcessFunction`. ## Brief change log - add `BroadcastStream`, `BroadcastConnectedStream`, `BroadcastProcessFunction` and related internal classes - add an distinct `CO_BROADCAST_PROCESS` function type for broadcast processing - introduce `PythonBroadcastStateTransformation` and corresponding translator to translate python broadcast process into different operators for batch or streaming ## Verifying this change Please make sure both new and modified tests in this PR follows the conventions defined in our code quality guide: https://flink.apache.org/contributing/code-style-and-quality-common.html#testing This change added tests and can be verified as follows: - `test_co_broadcast_process` in test_data_stream.py ## 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) - 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? (yes) - If yes, how is the feature documented? (Python generated doc) -- 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]
