xiangqiao123 opened a new pull request #17761:
URL: https://github.com/apache/flink/pull/17761
## What is the purpose of the change
*Fix user-defined hive udaf/udtf cannot be used normally in hive dialect*
## Brief change log
- *FunctionCatalog#validateAndPrepareFunction method skip validate
TableFunctionDefinition*
- *HiveGenericUDTF Compatible with new udtf implementations. Refer to this
issue：https://issues.apache.org/jira/browse/HIVE-5737*
## Verifying this change
This change added tests and can be verified as follows:
- *Added unit test HiveDialectITCase#testTemporaryFunctionUDAF for create
temporary udaf function*
- *Added unit test
HiveDialectITCase#testTemporaryFunctionUDTFInitializeWithObjectInspector for
create temporary udtf function which Initialized with ObjectInspector*
- *Added unit test
HiveDialectITCase#testTemporaryFunctionUDTFInitializeWithStructObjectInspector
for create temporary udtf function which Initialized with StructObjectInspector*
## 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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