Structure of Erlang MR Arg

Bryan Fink bryan at
Tue Feb 26 09:18:31 EST 2013

On Feb 26, 2013, at 9:16 AM, Bryan Fink <bryan at> wrote:
>> {"reduce":{"language":"erlang",
>>           "arg":{"do_prereduce":true,
>>                  "reduce_phase_batch_size": 250

I should have also mentioned that `do_prereduce` is actually a *map* phase argument. It is only applicable when a map phase is followed by a reduce phase.


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