org.apache.hadoop.hive.ql.plan.mapper

Class AuxOpTreeSignature

java.lang.Object

org.apache.hadoop.hive.ql.plan.mapper.AuxOpTreeSignature

public final class AuxOpTreeSignature
extends Object

This signature is used to establish related parts to connect pre/post PPD optimizations.

Constructor Summary

Constructors

Constructor and Description
AuxOpTreeSignature(OpTreeSignature sig)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
int	hashCode()
static void	linkAuxSignatures(ParseContext parseContext)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

AuxOpTreeSignature

public AuxOpTreeSignature(OpTreeSignature sig)

Method Detail

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

linkAuxSignatures

public static void linkAuxSignatures(ParseContext parseContext)
                              throws SemanticException

Throws:

SemanticException