org.apache.hadoop.hive.ql.plan

Class ExprNodeFieldDesc

java.lang.Object

org.apache.hadoop.hive.ql.plan.ExprNodeDesc

org.apache.hadoop.hive.ql.plan.ExprNodeFieldDesc

All Implemented Interfaces:

Serializable, Node

public class ExprNodeFieldDesc
extends ExprNodeDesc
implements Serializable

ExprNodeFieldDesc.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.plan.ExprNodeDesc

ExprNodeDesc.ExprNodeDescEqualityWrapper

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.plan.ExprNodeDesc

typeInfo

Constructor Summary

Constructors

Constructor and Description
ExprNodeFieldDesc()
ExprNodeFieldDesc(TypeInfo typeInfo, ExprNodeDesc desc, String fieldName, Boolean isList)

Method Summary

Modifier and Type	Method and Description
ExprNodeDesc	clone()
List<ExprNodeDesc>	getChildren() Gets the vector of children nodes.
List<String>	getCols()
ExprNodeDesc	getDesc()
String	getExprString()
String	getFieldName()
Boolean	getIsList()
int	hashCode()
boolean	isSame(Object o)
void	setDesc(ExprNodeDesc desc)
void	setFieldName(String fieldName)
void	setIsList(Boolean isList)
String	toString()

Methods inherited from class org.apache.hadoop.hive.ql.plan.ExprNodeDesc

equals, getExprString, getExprStringForExplain, getName, getTypeInfo, getTypeString, getWritableObjectInspector, setTypeInfo

Methods inherited from class java.lang.Object

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

Constructor Detail

ExprNodeFieldDesc

public ExprNodeFieldDesc()

ExprNodeFieldDesc

public ExprNodeFieldDesc(TypeInfo typeInfo,
                         ExprNodeDesc desc,
                         String fieldName,
                         Boolean isList)

Method Detail

getChildren

public List<ExprNodeDesc> getChildren()

Description copied from interface: Node

Gets the vector of children nodes. This is used in the graph walker algorithms.

Specified by:

getChildren in interface Node

Overrides:

getChildren in class ExprNodeDesc

Returns:

List

getDesc

public ExprNodeDesc getDesc()

setDesc

public void setDesc(ExprNodeDesc desc)

getFieldName

public String getFieldName()

setFieldName

public void setFieldName(String fieldName)

getIsList

public Boolean getIsList()

setIsList

public void setIsList(Boolean isList)

toString

public String toString()

Overrides:

toString in class Object

getExprString

public String getExprString()

Overrides:

getExprString in class ExprNodeDesc

getCols

public List<String> getCols()

Overrides:

getCols in class ExprNodeDesc

clone

public ExprNodeDesc clone()

Specified by:

clone in class ExprNodeDesc

isSame

public boolean isSame(Object o)

Specified by:

isSame in class ExprNodeDesc

hashCode

public int hashCode()

Overrides:

hashCode in class ExprNodeDesc