docete opened a new pull request #11539: [FLINK-16800] Deal with nested types in TypeMappingUtils#checkIfCompatible URL: https://github.com/apache/flink/pull/11539 ## What is the purpose of the change the planner uses TypeMappingUtils#checkIfCompatible to validate logical schema and physical schema are compatible when translate CatalogSinkModifyOperation to Calcite relational expression. The validation didn't deal with nested types well, which could throw a ValidationException. This PR fix that. ## Brief change log - d2ad9f8 Deal with nested types in TypeMappingUtils#checkIfCompatible ## Verifying this change This change is already covered by added tests. ## 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, 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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