com.facebook.presto.hive.parquet

Class ParquetFileWriter

java.lang.Object

com.facebook.presto.hive.parquet.ParquetFileWriter

All Implemented Interfaces:

HiveFileWriter

public class ParquetFileWriter
extends Object
implements HiveFileWriter

Constructor Summary

Constructors

Constructor and Description
ParquetFileWriter(OutputStream outputStream, Callable<Void> rollbackAction, List<String> columnNames, List<Type> fileColumnTypes, org.apache.parquet.schema.MessageType messageType, Map<List<String>,Type> primitiveTypes, ParquetWriterOptions parquetWriterOptions, int[] fileInputColumnIndexes, org.apache.parquet.hadoop.metadata.CompressionCodecName compressionCodecName)

Method Summary

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

Methods inherited from class java.lang.Object

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

Constructor Detail

ParquetFileWriter

public ParquetFileWriter(OutputStream outputStream,
                         Callable<Void> rollbackAction,
                         List<String> columnNames,
                         List<Type> fileColumnTypes,
                         org.apache.parquet.schema.MessageType messageType,
                         Map<List<String>,Type> primitiveTypes,
                         ParquetWriterOptions parquetWriterOptions,
                         int[] fileInputColumnIndexes,
                         org.apache.parquet.hadoop.metadata.CompressionCodecName compressionCodecName)

Method Detail

getWrittenBytes

public long getWrittenBytes()

Specified by:

getWrittenBytes in interface HiveFileWriter

getSystemMemoryUsage

public long getSystemMemoryUsage()

Specified by:

getSystemMemoryUsage in interface HiveFileWriter

appendRows

public void appendRows(Page dataPage)

Specified by:

appendRows in interface HiveFileWriter

commit

public Optional<Page> commit()

Specified by:

commit in interface HiveFileWriter

rollback

public void rollback()

Specified by:

rollback in interface HiveFileWriter

getValidationCpuNanos

public long getValidationCpuNanos()

Specified by:

getValidationCpuNanos in interface HiveFileWriter

getVerificationTask

public Optional<Runnable> getVerificationTask()

Specified by:

getVerificationTask in interface HiveFileWriter

getFileSizeInBytes

public long getFileSizeInBytes()

Specified by:

getFileSizeInBytes in interface HiveFileWriter