SinBex opened a new pull request, #26163:
URL: https://github.com/apache/flink/pull/26163
## What is the purpose of the change
According to the design, we need to change the original forward partitioner
to a rescale partitioner after the adaptive broadcast join takes effect.
Accordingly, we need to use ForwardForUnspecifiedPartitioner to achieve this
purpose.
## Brief change log
- *Use ForwardForUnspecifiedPartitioner when adaptive broadcast join takes
effect*
## Verifying this change
This change is already covered by existing tests, such as
DefaultStreamGraphContextTest#testModifyStreamEdge.
## 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)`: (no)
- 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? (no)
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