org.apache.accumulo.examples.simple.mapreduce
Class TableToFile

java.lang.Object
  extended by org.apache.hadoop.conf.Configured
      extended by org.apache.accumulo.examples.simple.mapreduce.TableToFile
All Implemented Interfaces:
org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

public class TableToFile
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Takes a table and outputs the specified column to a set of part files on hdfs accumulo accumulo.examples.mapreduce.TableToFile


Nested Class Summary
static class TableToFile.TTFMapper
          The Mapper class that given a row number, will generate the appropriate output line.
 
Constructor Summary
TableToFile()
           
 
Method Summary
static void main(String[] args)
           
 int run(String[] args)
           
 
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

TableToFile

public TableToFile()
Method Detail

run

public int run(String[] args)
        throws IOException,
               InterruptedException,
               ClassNotFoundException
Specified by:
run in interface org.apache.hadoop.util.Tool
Throws:
IOException
InterruptedException
ClassNotFoundException

main

public static void main(String[] args)
                 throws Exception
Parameters:
args - instanceName zookeepers username password table columns outputpath
Throws:
Exception


Copyright © 2012 The Apache Software Foundation. All Rights Reserved.