Package io.trino.parquet

Interface ParquetDataSource

All Superinterfaces:

AutoCloseable, Closeable

All Known Implementing Classes:

AbstractParquetDataSource

public interface ParquetDataSource
extends Closeable

Method Summary

Modifier and Type	Method	Description
default void	close()
long	getEstimatedSize()
ParquetDataSourceId	getId()
long	getReadBytes()
long	getReadTimeNanos()
<K> Map<K,ChunkedInputStream>	planRead(com.google.common.collect.ListMultimap<K,DiskRange> diskRanges, AggregatedMemoryContext memoryContext)
io.airlift.slice.Slice	readFully(long position, int length)
io.airlift.slice.Slice	readTail(int length)

Method Details

getId

ParquetDataSourceId getId()

getReadBytes

long getReadBytes()

getReadTimeNanos

long getReadTimeNanos()

getEstimatedSize

long getEstimatedSize()

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

planRead

<K> Map<K,ChunkedInputStream> planRead(com.google.common.collect.ListMultimap<K,DiskRange> diskRanges,
 AggregatedMemoryContext memoryContext)

close

default void close()
            throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException