[GitHub] spark issue #15821: [SPARK-13534][WIP][PySpark] Using Apache Arrow to increa...

[zero323 <gi...@git.apache.org>]

Github user zero323 commented on the issue:

    https://github.com/apache/spark/pull/15821
  
    This looks amazing and I can't help but wonder - if the next step is _generating the arrow batches on executors_ is it possible to reuse this to pass data between JVM and Python UDFs? Right now, with ongoing shift towards SQL API, this is the prominent bottleneck for Python users. An improvement there could be a huge win.


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