On Nov 7, 2008, at 12:35 PM, Elia Mazzawi wrote:
I have 2 hadooop map/reduce programs that have the same map, but a different reduce methods.can i run them in a way so that the map only happens once?
If the input to the reduces is the same, you can put the two reduces together and use one of the multiple output libraries. That will let your reducer produce two different output directories.
-- Owen
