org.apache.hadoop.hive.ql.exec.vector

Class VectorCopyRow

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.VectorCopyRow

public class VectorCopyRow
extends Object

This class copies specified columns of a row from one VectorizedRowBatch to another.

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.apache.commons.logging.Log	LOG

Constructor Summary

Constructors

Constructor and Description
VectorCopyRow()

Method Summary

Methods

Modifier and Type	Method and Description
void	copyByReference(VectorizedRowBatch inBatch, int inBatchIndex, VectorizedRowBatch outBatch, int outBatchIndex)
void	copyByValue(VectorizedRowBatch inBatch, int inBatchIndex, VectorizedRowBatch outBatch, int outBatchIndex)
void	init(VectorColumnMapping columnMapping)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final transient org.apache.commons.logging.Log LOG

Constructor Detail

VectorCopyRow

public VectorCopyRow()

Method Detail

init

public void init(VectorColumnMapping columnMapping)
          throws HiveException

Throws:

HiveException

copyByValue

public void copyByValue(VectorizedRowBatch inBatch,
               int inBatchIndex,
               VectorizedRowBatch outBatch,
               int outBatchIndex)

copyByReference

public void copyByReference(VectorizedRowBatch inBatch,
                   int inBatchIndex,
                   VectorizedRowBatch outBatch,
                   int outBatchIndex)