JingsongLi opened a new pull request #8435: [FLINK-12443][table-planner-blink] Replace InternalType with LogicalType in blink URL: https://github.com/apache/flink/pull/8435 ## What is the purpose of the change Use new LogicalType in blink planner. NOTE: Use only LogicalType to override the previous InternalType functionality. Not implementing the new functionality of LogicalType. LogicalType and InternalType: 1.LogicalType have nullable, so it has no singleton object. 2.YearMonthIntervalType and DayTimeIntervalType is an independent type. 3.MultisetType is not a MapType. ## Verifying this change ut ## 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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