Hi, Mapper is used to process the <K,V> pair passed to it, MapRunnable is an interface, when implemented is responsible for generating a conforming <K,V> pair and pass it to Mapper.
Cheers! Amogh -----Original Message----- From: Rakhi Khatwani [mailto:[email protected]] Sent: Thursday, August 27, 2009 5:56 PM To: [email protected] Subject: difference between mapper and map runnable Hi, Whats the difference between a mapper and map runnable and its usage? Regards Raakhi
