Hans Uhlig created SPARK-2280: --------------------------------- 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. -- This message was sent by Atlassian JIRA (v6.2#6252)