One more pass on flatMap/mapMulti (original) (raw)

Remi Forax forax at univ-mlv.fr
Thu Jan 10 09:47:30 PST 2013

On 01/10/2013 04:42 PM, Doug Lea wrote:

On 01/10/13 10:35, Remi Forax wrote:

mapMulti is still not a great name. How about "explode" ? yes, explode is better. ... because that is what will happen with people's memory consumption if they don't do the right thing and merge while collecting :-)

I think that the implementation of the pipeline can guarantee that in the worst case, you don't have more than the memory needed to store the generated elements for one element (for each core :( ).

-Doug

Rémi

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