org.apache.hadoop.hbase.mapred

类 TableOutputFormat

java.lang.Object

org.apache.hadoop.mapred.FileOutputFormat<ImmutableBytesWritable,Put>

org.apache.hadoop.hbase.mapred.TableOutputFormat

所有已实现的接口:

org.apache.hadoop.mapred.OutputFormat<ImmutableBytesWritable,Put>

@InterfaceAudience.Public
@InterfaceStability.Stable
public class TableOutputFormat
extends org.apache.hadoop.mapred.FileOutputFormat<ImmutableBytesWritable,Put>

Convert Map/Reduce output and write it to an HBase table

嵌套类概要

嵌套类

限定符和类型	类和说明
protected static class	TableOutputFormat.TableRecordWriter Convert Reduce output (key, value) to (HStoreKey, KeyedDataArrayWritable) and write to an HBase table.

从类继承的嵌套类/接口 org.apache.hadoop.mapred.FileOutputFormat

org.apache.hadoop.mapred.FileOutputFormat.Counter

字段概要

字段

限定符和类型	字段和说明
static String	OUTPUT_TABLE JobConf parameter that specifies the output table

构造器概要

构造器

构造器和说明
TableOutputFormat()

方法概要

方法

限定符和类型	方法和说明
void	checkOutputSpecs(org.apache.hadoop.fs.FileSystem ignored, org.apache.hadoop.mapred.JobConf job)
org.apache.hadoop.mapred.RecordWriter	getRecordWriter(org.apache.hadoop.fs.FileSystem ignored, org.apache.hadoop.mapred.JobConf job, String name, org.apache.hadoop.util.Progressable progress)

从类继承的方法 org.apache.hadoop.mapred.FileOutputFormat

getCompressOutput, getOutputCompressorClass, getOutputPath, getPathForCustomFile, getTaskOutputPath, getUniqueName, getWorkOutputPath, setCompressOutput, setOutputCompressorClass, setOutputPath, setWorkOutputPath

从类继承的方法 java.lang.Object

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

字段详细资料

OUTPUT_TABLE

public static final String OUTPUT_TABLE

JobConf parameter that specifies the output table

另请参阅:

常量字段值

构造器详细资料

TableOutputFormat

public TableOutputFormat()

方法详细资料

getRecordWriter

public org.apache.hadoop.mapred.RecordWriter getRecordWriter(org.apache.hadoop.fs.FileSystem ignored,
                                                    org.apache.hadoop.mapred.JobConf job,
                                                    String name,
                                                    org.apache.hadoop.util.Progressable progress)
                                                      throws IOException

指定者:

getRecordWriter 在接口中 org.apache.hadoop.mapred.OutputFormat<ImmutableBytesWritable,Put>

指定者:

getRecordWriter 在类中 org.apache.hadoop.mapred.FileOutputFormat<ImmutableBytesWritable,Put>

抛出:

IOException

checkOutputSpecs

public void checkOutputSpecs(org.apache.hadoop.fs.FileSystem ignored,
                    org.apache.hadoop.mapred.JobConf job)
                      throws org.apache.hadoop.fs.FileAlreadyExistsException,
                             org.apache.hadoop.mapred.InvalidJobConfException,
                             IOException

指定者:

checkOutputSpecs 在接口中 org.apache.hadoop.mapred.OutputFormat<ImmutableBytesWritable,Put>

覆盖:

checkOutputSpecs 在类中 org.apache.hadoop.mapred.FileOutputFormat<ImmutableBytesWritable,Put>

抛出:

org.apache.hadoop.fs.FileAlreadyExistsException

org.apache.hadoop.mapred.InvalidJobConfException

IOException