| 程序包 | 说明 |
|---|---|
| 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.
|
| 限定符和类型 | 类和说明 |
|---|---|
static class |
SequenceFileInputFilter.MD5Filter
This class returns a set of records by examing the MD5 digest of its
key against a filtering frequency f.
|
static class |
SequenceFileInputFilter.PercentFilter
This class returns a percentage of records
The percentage is determined by a filtering frequency f using
the criteria record# % f == 0.
|
static class |
SequenceFileInputFilter.RegexFilter
Records filter by matching key to regex
|
Copyright © 2009 The Apache Software Foundation