Completely agree; I had thought the suggestion was that the paper shows combining within one map invocation. I don't believe that's possible here since one map will output at most one value for any key.
On Mon, Jul 18, 2011 at 10:42 PM, Ted Dunning <[email protected]> wrote: > The combiner works across multiple invocations of the map function and may be > applied on the reduce side as well.
