Tian Gao created SPARK-55296:
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             Summary: Support CoW mode for pyspark.pandas
                 Key: SPARK-55296
                 URL: https://issues.apache.org/jira/browse/SPARK-55296
             Project: Spark
          Issue Type: Sub-task
          Components: PySpark
    Affects Versions: 4.2.0
            Reporter: Tian Gao


Pandas is doing copy-on-write for everything. If we want to match the result, 
we need to do it on pyspark as well.



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