Package | Description |
---|---|
org.apache.hadoop.contrib.index.mapred | |
org.apache.hadoop.examples.terasort |
This package consists of 3 map/reduce applications for Hadoop to
compete in the annual terabyte sort
competition.
|
org.apache.hadoop.mapred |
A software framework for easily writing applications which process vast
amounts of data (multi-terabyte data-sets) parallelly on large clusters
(thousands of nodes) built of commodity hardware in a reliable, fault-tolerant
manner.
|
org.apache.hadoop.mapred.lib |
Library of generally useful mappers, reducers, and partitioners.
|
org.apache.hadoop.mapred.lib.db |
org.apache.hadoop.mapred.lib.db Package
|
Modifier and Type | Method and Description |
---|---|
RecordWriter<Shard,Text> |
IndexUpdateOutputFormat.getRecordWriter(FileSystem fs,
JobConf job,
String name,
Progressable progress) |
Modifier and Type | Method and Description |
---|---|
RecordWriter<Text,Text> |
TeraOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress) |
Modifier and Type | Class and Description |
---|---|
protected static class |
TextOutputFormat.LineRecordWriter<K,V>
Deprecated.
|
Modifier and Type | Method and Description |
---|---|
RecordWriter<BytesWritable,BytesWritable> |
SequenceFileAsBinaryOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress) |
RecordWriter<K,V> |
SequenceFileOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress)
Deprecated.
|
RecordWriter<WritableComparable,Writable> |
MapFileOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress) |
RecordWriter<K,V> |
TextOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress)
Deprecated.
|
abstract RecordWriter<K,V> |
FileOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress) |
RecordWriter<K,V> |
OutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress)
Deprecated.
Get the
RecordWriter for the given job. |
Modifier and Type | Method and Description |
---|---|
protected abstract RecordWriter<K,V> |
MultipleOutputFormat.getBaseRecordWriter(FileSystem fs,
JobConf job,
String name,
Progressable arg3) |
protected RecordWriter<K,V> |
MultipleTextOutputFormat.getBaseRecordWriter(FileSystem fs,
JobConf job,
String name,
Progressable arg3) |
protected RecordWriter<K,V> |
MultipleSequenceFileOutputFormat.getBaseRecordWriter(FileSystem fs,
JobConf job,
String name,
Progressable arg3) |
RecordWriter<K,V> |
MultipleOutputFormat.getRecordWriter(FileSystem fs,
JobConf job,
String name,
Progressable arg3)
Create a composite record writer that can write key/value data to different
output files
|
RecordWriter<K,V> |
NullOutputFormat.getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress)
Deprecated.
|
Modifier and Type | Class and Description |
---|---|
protected class |
DBOutputFormat.DBRecordWriter
A RecordWriter that writes the reduce output to a SQL table
|
Modifier and Type | Method and Description |
---|---|
RecordWriter<K,V> |
DBOutputFormat.getRecordWriter(FileSystem filesystem,
JobConf job,
String name,
Progressable progress)
Get the
RecordWriter for the given job. |
Copyright © 2010 The Apache Software Foundation