SteNicholas opened a new pull request #12422:
URL: https://github.com/apache/flink/pull/12422
## What is the purpose of the change
*Method ```loadModule``` and ```unloadModule``` interfaces in the Java
TableEnvironment are not available in the PyFlink Table API, that should
provide interfaces in PyFlink Table API which interfaces are also valuable for
Python users.*
## Brief change log
- *Add implementation of method ```loadModule``` and ```unloadModule```
interfaces in `TableEnvironment`.*
- *Add class `Module` and `FunctionDefinition` for implementation of
method ```loadModule``` and ```unloadModule``` interfaces.*
## Verifying this change
- *Add test method `test_unload_and_load_module ` in
`BatchTableEnvironmentTests` and `BlinkBatchTableEnvironmentTests` to verify
implementation of method ```loadModule``` and ```unloadModule``` interfaces in
`TableEnvironment`.*
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (yes / **no**)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (yes / **no**)
- The serializers: (yes / **no** / don't know)
- The runtime per-record code paths (performance sensitive): (yes / **no**
/ don't know)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn/Mesos, ZooKeeper: (yes / **no** /
don't know)
- The S3 file system connector: (yes / **no** / don't know)
## Documentation
- Does this pull request introduce a new feature? (yes / **no**)
- If yes, how is the feature documented? (**not applicable** / docs /
JavaDocs / not documented)
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