wenlong88 opened a new pull request #14502:
URL: https://github.com/apache/flink/pull/14502
## What is the purpose of the change
Separate the implementation of sort ExeNode
## Brief change log
1. Introduce StreamPhysicalSort, and make StreamExecSort only extended from
ExecNode
2. Introduce StreamPhysicalSortLimi, and make StreamExecSortLimit only
extends from ExecNode
3. Introduce StreamPhysicalTemporalSort, and make StreamExecTemporalSort
only extended from ExecNode
4. Introduce BatchPhysicalSort, and make BatchExeSort only extended from
ExecNode
5. Introduce BatchPhysicalSortLimit, and make BatchExecSortLimit only
extended from ExecNode
## Verifying this change
This change is already covered by existing tests.
## 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/Mesos, ZooKeeper: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
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