Interface OrcDataSource

All Superinterfaces:

AutoCloseable, Closeable

All Known Implementing Classes:

AbstractOrcDataSource, CachingOrcDataSource, FileOrcDataSource, MemoryOrcDataSource

public interface OrcDataSource
extends Closeable

Method Summary

Modifier and Type	Method	Description
default void	close()
long	getEstimatedSize()
OrcDataSourceId	getId()
long	getReadBytes()
long	getReadTimeNanos()
long	getRetainedSize()	Gets the memory size of this data source.
io.airlift.slice.Slice	readFully(long position, int length)
<K> Map<K,OrcDataReader>	readFully(Map<K,DiskRange> diskRanges)
io.airlift.slice.Slice	readTail(int length)

Method Details

getId

OrcDataSourceId getId()

getReadBytes

long getReadBytes()

getReadTimeNanos

long getReadTimeNanos()

getEstimatedSize

long getEstimatedSize()

getRetainedSize

long getRetainedSize()

Gets the memory size of this data source. This only includes memory used for the data source and not memory assigned to a specific OrcDataReader.

readTail

io.airlift.slice.Slice readTail(int length)
                         throws IOException

Throws:

IOException

readFully

io.airlift.slice.Slice readFully(long position,
 int length)
                          throws IOException

Throws:

IOException

readFully

<K> Map<K,OrcDataReader> readFully(Map<K,DiskRange> diskRanges)
                            throws IOException

Throws:

IOException

close

default void close()
            throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException