dianfu opened a new pull request #13325:
URL: https://github.com/apache/flink/pull/13325
## What is the purpose of the change
*This pull request add support to use the Python UDF directly in the Python
Table API. E.g. for Python UDF inc, users could use it directly in the Python
Table API: tab.select(inc(tab.a)).insert_into("sink")*
## Verifying this change
This change is already covered by the updated existing tests test_udf.py,
test_pandas_udf.py, etc.*.
## 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? (yes)
- If yes, how is the feature documented? (Will add documentation in a
separate PR)
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