org.apache.carbondata.hadoop

Class AbstractRecordReader<T>

java.lang.Object

org.apache.hadoop.mapreduce.RecordReader<Void,T>

org.apache.carbondata.hadoop.AbstractRecordReader<T>

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

CarbonRecordReader

public abstract class AbstractRecordReader<T>
extends org.apache.hadoop.mapreduce.RecordReader<Void,T>

This class will have all the common methods for vector and row based reader

Field Summary

Fields

Modifier and Type	Field and Description
protected int	rowCount

Constructor Summary

Constructors

Constructor and Description
AbstractRecordReader()

Method Summary

Modifier and Type	Method and Description
void	logStatistics(int recordCount, org.apache.carbondata.core.stats.QueryStatisticsRecorder recorder) This method will log query result count and querytime

Methods inherited from class org.apache.hadoop.mapreduce.RecordReader

close, getCurrentKey, getCurrentValue, getProgress, initialize, nextKeyValue

Methods inherited from class java.lang.Object

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

Field Detail

rowCount

protected int rowCount

Constructor Detail

AbstractRecordReader

public AbstractRecordReader()

Method Detail

logStatistics

public void logStatistics(int recordCount,
                          org.apache.carbondata.core.stats.QueryStatisticsRecorder recorder)

This method will log query result count and querytime

Parameters:

recordCount -

recorder -