io.prestosql.plugin.hive

Class SortingFileWriter

java.lang.Object

io.prestosql.plugin.hive.SortingFileWriter

All Implemented Interfaces:

FileWriter

public class SortingFileWriter
extends Object
implements FileWriter

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	SortingFileWriter.TempFileSinkFactory

Constructor Summary

Constructors

Constructor and Description
SortingFileWriter(org.apache.hadoop.fs.FileSystem fileSystem, org.apache.hadoop.fs.Path tempFilePrefix, FileWriter outputWriter, io.airlift.units.DataSize maxMemory, int maxOpenTempFiles, List<Type> types, List<Integer> sortFields, List<SortOrder> sortOrders, PageSorter pageSorter, SortingFileWriter.TempFileSinkFactory tempFileSinkFactory)

Method Summary

Modifier and Type	Method and Description
void	appendRows(Page page)
void	commit()
long	getSystemMemoryUsage()
long	getValidationCpuNanos()
Optional<Runnable>	getVerificationTask()
long	getWrittenBytes()
void	rollback()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SortingFileWriter

public SortingFileWriter(org.apache.hadoop.fs.FileSystem fileSystem,
                         org.apache.hadoop.fs.Path tempFilePrefix,
                         FileWriter outputWriter,
                         io.airlift.units.DataSize maxMemory,
                         int maxOpenTempFiles,
                         List<Type> types,
                         List<Integer> sortFields,
                         List<SortOrder> sortOrders,
                         PageSorter pageSorter,
                         SortingFileWriter.TempFileSinkFactory tempFileSinkFactory)

Method Detail

getWrittenBytes

public long getWrittenBytes()

Specified by:

getWrittenBytes in interface FileWriter

getSystemMemoryUsage

public long getSystemMemoryUsage()

Specified by:

getSystemMemoryUsage in interface FileWriter

appendRows

public void appendRows(Page page)

Specified by:

appendRows in interface FileWriter

commit

public void commit()

Specified by:

commit in interface FileWriter

rollback

public void rollback()

Specified by:

rollback in interface FileWriter

getValidationCpuNanos

public long getValidationCpuNanos()

Specified by:

getValidationCpuNanos in interface FileWriter

toString

public String toString()

Overrides:

toString in class Object

getVerificationTask

public Optional<Runnable> getVerificationTask()

Specified by:

getVerificationTask in interface FileWriter