wangxlong opened a new pull request #14328:
URL: https://github.com/apache/flink/pull/14328
…s operator when element types are different but castable
## What is the purpose of the change
Array type supports equals and not_equals operator when element types are
different but castable
## Brief change log
Add the cast code between array and array
## Verifying this change
This change added tests and can be verified as follows:
1. Add test to ScalarOperatorsTest#testCompareOperator to verify the
comparison between array and array
2. Add test to ScalarOperatorsTest#testCast to verify that it is castable
between array and array
## 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 / don't know)
- The runtime per-record code paths (performance sensitive): (no / don't
know)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn/Mesos, ZooKeeper: (no / don't know)
- The S3 file system connector: (no / don't know)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not applicable / docs / JavaDocs
/ not documented)
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