LadyForest opened a new pull request #14944:
URL: https://github.com/apache/flink/pull/14944
## What is the purpose of the change
This pull request supports loading/unloading modules by `LOAD/UNLOAD MODULE`
syntax.
## Brief change log
This PR contains 3 commits
- e40477c9493f14e1fa34b6de49e5241fd4dde263 Support syntax in both flink
and hive parser.
- 5fd6643565034477afe1475561e073bab0ee6c4b Support operation
transformation in both old and blink planner.
- c5cdcc96806e803647e8e34be2a3a112cf16d4f0 Support syntax in SqlCli.
## Verifying this change
This change added tests and can be verified as follows:
- e40477c9493f14e1fa34b6de49e5241fd4dde263 Added tests in
`FlinkSqlParserImplTest` and `FlinkHiveSqlParserImplTest` to verify syntax
support.
- 5fd6643565034477afe1475561e073bab0ee6c4b Added tests in
`SqlToOperatorConverterTest` to verify operation transforming behaves
correctly, and added tests in `TableEnvironmentTest` to verify module discovery
and module loading/unloading behave corrrectly.
- c5cdcc96806e803647e8e34be2a3a112cf16d4f0 Added tests in
`SqlCommandParserTest` and `LocalExecutorITCase` to verify SqlCli behaves
correctly.
## 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**)
- Docs will be updated after FLINK-21300 finish.
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