com.facebook.presto.orc.reader

Interface BatchStreamReader

All Superinterfaces:

StreamReader

All Known Implementing Classes:

BooleanBatchStreamReader, ByteBatchStreamReader, DecimalBatchStreamReader, DoubleBatchStreamReader, FloatBatchStreamReader, ListBatchStreamReader, LongBatchStreamReader, LongDictionaryBatchStreamReader, LongDirectBatchStreamReader, MapBatchStreamReader, MapDirectBatchStreamReader, MapFlatBatchStreamReader, SliceBatchStreamReader, SliceDictionaryBatchStreamReader, SliceDirectBatchStreamReader, StructBatchStreamReader, TimestampBatchStreamReader

public interface BatchStreamReader
extends StreamReader

Method Summary

Modifier and Type	Method and Description
void	prepareNextRead(int batchSize)
Block	readBlock()

Methods inherited from interface com.facebook.presto.orc.reader.StreamReader

close, getRetainedSizeInBytes, startRowGroup, startStripe

Method Detail

readBlock

Block readBlock()
         throws IOException

Throws:

IOException

prepareNextRead

void prepareNextRead(int batchSize)