Package | Description |
---|---|
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.
|
Modifier and Type | Method and Description |
---|---|
void |
FileOutputCommitter.abortTask(TaskAttemptContext context) |
abstract void |
OutputCommitter.abortTask(TaskAttemptContext taskContext)
Deprecated.
Discard the task output
|
void |
FileOutputCommitter.commitTask(TaskAttemptContext context) |
abstract void |
OutputCommitter.commitTask(TaskAttemptContext taskContext)
Deprecated.
To promote the task's temporary output to final output location
The task's output is moved to the job's output directory.
|
boolean |
FileOutputCommitter.needsTaskCommit(TaskAttemptContext context) |
abstract boolean |
OutputCommitter.needsTaskCommit(TaskAttemptContext taskContext)
Deprecated.
Check whether task needs a commit
|
void |
FileOutputCommitter.setupTask(TaskAttemptContext context) |
abstract void |
OutputCommitter.setupTask(TaskAttemptContext taskContext)
Deprecated.
Sets up output for the task.
|
Copyright © 2010 The Apache Software Foundation