Which interface needs to be implemented to create Mapper and Mar 13, 2014 12:31:35 GMT Quote Select PostDeselect PostLink to PostBack to Top Post by Admin on Mar 13, 2014 12:31:35 GMT Which interface needs to be implemented to create Mapper andReducer for the Hadoop? org.apache.hadoop.mapreduce.Mapperorg.apache.hadoop.mapreduce.Reducer