WeiZhong94 opened a new pull request #8267: [FLINK-12311][table][python] Add base python framework and Add Scan, Projection, and Filter operator support URL: https://github.com/apache/flink/pull/8267 ## What is the purpose of the change *This pull request adds the basic functionalities for Python Table API. Only Scan, Projection, and Filter operator will be supported in this PR.* ## Brief change log - *Add a `flink-python` module with a submodule `flink-python-table` under flink-parent.* - *Add `pyflink2.sh` on `flink-dist` module for launching Py4J Java Gateway Server.* - *Add a minimal implementation of the Flink Python Table API that only support Scan, Projection, and Filter operator.* - *Add documents for Scan, Projection, and Filter operator of the Python Table API.* - *Add a simple end to end test for Python Table API.* ## Verifying this change This change added tests and can be verified as follows: - *Manually verified the change by building the whole project using `mvn clean package`, entering the directory `$FLINK_HOME/flink-python/flink-python-table/src/main/python`, and running `PYTHONPATH=./ python ./pyflink/table/tests/test_end_to_end.py`, verifying the program runs correctly and no exception raised.* ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (yes) - 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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