xueyumusic opened a new pull request #6445: [FLINK-8302][Table API & SQL] Add SHIFT_LEFT and SHIFT_RIGHT URL: https://github.com/apache/flink/pull/6445 ## What is the purpose of the change This PR is based on the previous closed and unfinished work https://github.com/apache/flink/pull/5202, it adds shift left and right as core scalar operators in then code gen. The table api syntax is 21.shiftRight(1) and 21.shiftLeft(1) The sql syntax is SHIFT_RIGHT(21,1) ## Brief change log - *FunctionCatalog, expressionDsl and SHIFT_RIGHT(21,1)* - *CodeGenerator* ## Verifying this change This change added tests in ScalarOperatorsTest ## 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? (yes) - If yes, how is the feature documented? (docs)
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