Hans Uhlig created SPARK-2280:
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Summary: Java & Scala reference docs should describe function
reference behavior.
Key: SPARK-2280
URL: https://issues.apache.org/jira/browse/SPARK-2280
Project: Spark
Issue Type: Improvement
Components: Documentation
Affects Versions: 1.0.0
Reporter: Hans Uhlig
Example
<K> JavaPairRDD<K,Iterable<T>> groupBy(Function<T,K> f)
Return an RDD of grouped elements. Each group consists of a key and a sequence
of elements mapping to that key.
T and K are not described and there is no explanation of what the function's
inputs and outputs should be and how GroupBy uses this information.
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