Jits
Jits
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Re: Mapper and reducer accessing a shared variable...

by New Contributor Jits in Support Questions
‎10-02-2014 08:52 AM
‎10-02-2014 08:52 AM
// Job Client..   Configuration conf = new Configuration(); conf.set("dimension", "5"); // set the matrix dimension here.   // mapper   Configuration conf = context.getConfiguration(); String dimension = conf.get("dimension");   Or use Dist Cache..   ... View more

Mapper and reducer accessing a shared variable/val...

by New Contributor Jits in Support Questions
‎10-01-2014 12:31 PM
‎10-01-2014 12:31 PM
How to share a common variable/value between jobclient, map and reducer ?   I am doing a matrix multiplcation in map reduce. I would like both mapper and reducer to know the size of the matrix they are handling. Which is the best way a mapper and reducer can access such common values ?   thanks, Jithesh ... View more
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Date Registered ‎09-30-2014 08:34 AM
Last Visited ‎10-06-2014 12:04 AM
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