org.apache.hadoop.hive.ql.io
Class HiveNullValueSequenceFileOutputFormat<K,V>
java.lang.Object
org.apache.hadoop.mapred.FileOutputFormat<K,V>
org.apache.hadoop.mapred.SequenceFileOutputFormat<K,V>
org.apache.hadoop.hive.ql.io.HiveNullValueSequenceFileOutputFormat<K,V>
- All Implemented Interfaces:
- HiveOutputFormat<K,V>, org.apache.hadoop.mapred.OutputFormat<K,V>
public class HiveNullValueSequenceFileOutputFormat<K,V>
- extends org.apache.hadoop.mapred.SequenceFileOutputFormat<K,V>
- implements HiveOutputFormat<K,V>
A HiveOutputFormat
that writes SequenceFile
s with the
content saved in the keys, and null in the values.
Nested classes/interfaces inherited from class org.apache.hadoop.mapred.FileOutputFormat |
org.apache.hadoop.mapred.FileOutputFormat.Counter |
Method Summary |
FileSinkOperator.RecordWriter |
getHiveRecordWriter(org.apache.hadoop.mapred.JobConf jc,
org.apache.hadoop.fs.Path finalOutPath,
Class<? extends org.apache.hadoop.io.Writable> valueClass,
boolean isCompressed,
Properties tableProperties,
org.apache.hadoop.util.Progressable progress)
create the final out file and get some specific settings. |
Methods inherited from class org.apache.hadoop.mapred.SequenceFileOutputFormat |
getOutputCompressionType, getReaders, getRecordWriter, setOutputCompressionType |
Methods inherited from class org.apache.hadoop.mapred.FileOutputFormat |
checkOutputSpecs, getCompressOutput, getOutputCompressorClass, getOutputPath, getPathForCustomFile, getTaskOutputPath, getUniqueName, getWorkOutputPath, setCompressOutput, setOutputCompressorClass, setOutputPath, setWorkOutputPath |
Methods inherited from interface org.apache.hadoop.mapred.OutputFormat |
checkOutputSpecs, getRecordWriter |
HiveNullValueSequenceFileOutputFormat
public HiveNullValueSequenceFileOutputFormat()
getHiveRecordWriter
public FileSinkOperator.RecordWriter getHiveRecordWriter(org.apache.hadoop.mapred.JobConf jc,
org.apache.hadoop.fs.Path finalOutPath,
Class<? extends org.apache.hadoop.io.Writable> valueClass,
boolean isCompressed,
Properties tableProperties,
org.apache.hadoop.util.Progressable progress)
throws IOException
- Description copied from interface:
HiveOutputFormat
- create the final out file and get some specific settings.
- Specified by:
getHiveRecordWriter
in interface HiveOutputFormat<K,V>
- Parameters:
jc
- the job configuration filefinalOutPath
- the final output file to be createdvalueClass
- the value class used for createisCompressed
- whether the content is compressed or nottableProperties
- the table properties of this file's corresponding tableprogress
- progress used for status report
- Returns:
- the RecordWriter for the output file
- Throws:
IOException
Copyright © 2014 The Apache Software Foundation. All rights reserved.