Package org.apache.hadoop.examples

Hadoop example code.

See:
          Description

Class Summary
ExampleDriver A description of an example program based on its class and a human-readable description.
Grep  
PiEstimator A Map-reduce program to estimaate the valu eof Pi using monte-carlo method.
PiEstimator.PiMapper Mappper class for Pi estimation.
PiEstimator.PiReducer  
RandomWriter This program uses map/reduce to just run a distributed job where there is no interaction between the tasks and each task write a large unsorted random binary sequence file of BytesWritable.
Sort This is the trivial map/reduce program that does absolutely nothing other than use the framework to fragment and sort the input values.
WordCount This is an example Hadoop Map/Reduce application.
WordCount.MapClass Counts the words in each line.
WordCount.Reduce A reducer class that just emits the sum of the input values.
 

Package org.apache.hadoop.examples Description

Hadoop example code.



Copyright © 2006 The Apache Software Foundation