Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/19517#discussion_r145149081 --- Diff: python/pyspark/sql/functions.py --- @@ -2038,13 +2038,22 @@ def _wrap_function(sc, func, returnType): sc.pythonVer, broadcast_vars, sc._javaAccumulator) +class PythonUdfType(object): + # row-based UDFs + NORMAL_UDF = 0 + # single-row vectorized UDFs --- End diff -- one-to-one mapping vectorized UDFs
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