org.apache.hadoop.hive.ql.io

Interface HiveOutputFormat<K,V>

All Superinterfaces:

org.apache.hadoop.mapred.OutputFormat<K,V>

All Known Subinterfaces:

AcidOutputFormat<K,V>

All Known Implementing Classes:

AvroContainerOutputFormat, Base64TextOutputFormat, HiveBinaryOutputFormat, HiveHFileOutputFormat, HiveIgnoreKeyTextOutputFormat, HiveNullValueSequenceFileOutputFormat, HivePassThroughOutputFormat, HiveSequenceFileOutputFormat, MapredParquetOutputFormat, OrcOutputFormat, PTFRowContainer.PTFHiveSequenceFileOutputFormat, RCFileOutputFormat

public interface HiveOutputFormat<K,V>
extends org.apache.hadoop.mapred.OutputFormat<K,V>

HiveOutputFormat describes the output-specification for Hive's operators. It has a method getHiveRecordWriter(JobConf, Path, Class, boolean, Properties, Progressable) , with various parameters used to create the final out file and get some specific settings.

See Also:

OutputFormat, FileSinkOperator.RecordWriter, JobConf

Method Summary

Methods

Modifier and Type	Method and Description
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 interface org.apache.hadoop.mapred.OutputFormat

checkOutputSpecs, getRecordWriter

Method Detail

getHiveRecordWriter

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

create the final out file and get some specific settings.

Parameters:

jc - the job configuration file

finalOutPath - the final output file to be created

valueClass - the value class used for create

isCompressed - whether the content is compressed or not

tableProperties - the table properties of this file's corresponding table

progress - progress used for status report

Returns:

the RecordWriter for the output file

Throws:

IOException