org.apache.hadoop.hive.ql.exec

Class KeyWrapper

java.lang.Object

org.apache.hadoop.hive.ql.exec.KeyWrapper

Direct Known Subclasses:

VectorHashKeyWrapper

public abstract class KeyWrapper
extends Object

Constructor Summary

Constructors

Constructor and Description
KeyWrapper()

Method Summary

Methods

Modifier and Type	Method and Description
abstract KeyWrapper	copyKey()
abstract void	copyKey(KeyWrapper oldWrapper)
abstract Object[]	getKeyArray()
abstract void	getNewKey(Object row, ObjectInspector rowInspector)
abstract void	setHashKey()

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyWrapper

public KeyWrapper()

Method Detail

getNewKey

public abstract void getNewKey(Object row,
             ObjectInspector rowInspector)
                        throws HiveException

Throws:

HiveException

setHashKey

public abstract void setHashKey()

copyKey

public abstract KeyWrapper copyKey()

copyKey

public abstract void copyKey(KeyWrapper oldWrapper)

getKeyArray

public abstract Object[] getKeyArray()