cshuo opened a new pull request #10760: [FLINK-15466][table-planner] Fix bug of `FlinkAggregateExpandDistinct… URL: https://github.com/apache/flink/pull/10760 ## What is the purpose of the change Fix bug of `FlinkAggregateExpandDistinctAggregatesRule`; it'll generate wrong plan for cases where distinct aggregate calls with filter are used. ## Brief change log - This PR mainly fix bugs of `FlinkAggregateExpandDistinctAggregatesRule`. ## Verifying this change This change added tests and can be verified as follows: - Added integration tests in `DistinctAggregateITCaseBase` for end-to-end test. - Added tests in `DistinctAggregateTest` that validates the plan for cases with distinct aggregate calls with filter. ## 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, Yarn/Mesos, ZooKeeper: (no) - The S3 file system connector: (no) ## Documentation - Does this pull request introduce a new feature? (no)
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