edu.yale.cs.hadoopdb.benchmark
Class AggTaskLargeDB

java.lang.Object
  org.apache.hadoop.conf.Configured
      edu.yale.cs.hadoopdb.exec.DBJobBase
          edu.yale.cs.hadoopdb.benchmark.AggTaskLargeDB

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

public class AggTaskLargeDB
extends DBJobBase

HadoopDB's implementation of Large Aggregation Task http://database.cs.brown.edu/projects/mapreduce-vs-dbms/

Nested Class Summary

(package private) static class	AggTaskLargeDB.AggUserVisitsRecord
(package private) static class	AggTaskLargeDB.Map
static class	AggTaskLargeDB.Reduce

Nested classes/interfaces inherited from class edu.yale.cs.hadoopdb.exec.DBJobBase

DBJobBase.DBJobBaseInputFormat

Field Summary

Fields inherited from class edu.yale.cs.hadoopdb.exec.DBJobBase

LOG

Constructor Summary

AggTaskLargeDB()

Method Summary

protected org.apache.hadoop.mapred.JobConf	configureJob(java.lang.String... args) Override this method to set job-specific options
static void	main(java.lang.String[] args)
protected int	printUsage() Provide job-specific command-line help

Methods inherited from class edu.yale.cs.hadoopdb.exec.DBJobBase

initConf, printDbUsage, run

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Constructor Detail

AggTaskLargeDB

public AggTaskLargeDB()

Method Detail

configureJob

protected org.apache.hadoop.mapred.JobConf configureJob(java.lang.String... args)
                                                 throws java.lang.Exception

Description copied from class: DBJobBase

Override this method to set job-specific options

Specified by:

configureJob in class DBJobBase

Throws:

java.lang.Exception

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Throws:

java.lang.Exception

printUsage

protected int printUsage()

Description copied from class: DBJobBase

Provide job-specific command-line help

Specified by:

printUsage in class DBJobBase