jixing.ji created SPARK-11002:
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Summary: pyspark doesn't support UDAF
Key: SPARK-11002
URL: https://issues.apache.org/jira/browse/SPARK-11002
Project: Spark
Issue Type: Improvement
Components: PySpark
Affects Versions: 1.5.1
Environment: windows pyspark
ubuntu pyspark
Reporter: jixing.ji
currently, pyspark doesn't support user defined aggregated function, which made
that data analyzer cannot get some specific aggregated result, for example,
group by column A, concat column B into a list
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