You may use groupByKey in this case.

On Aug 7, 2014, at 9:18 PM, Konstantin Kudryavtsev 
<kudryavtsev.konstan...@gmail.com> wrote:

> Hi there,
> 
> I'm interested if it is possible to get the same behavior as for reduce 
> function from MR framework. I mean for each key K get list of associated 
> values List<V>.
> 
> There is function reduceByKey that works only with separate V from list. Is 
> it exist any way to get list? Because I have to sort it in particular way and 
> apply some business logic.
> 
> Thank you in advance,
> Konstantin Kudryavtsev


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