org.apache.tajo.plan.logical

Class DropDatabaseNode

java.lang.Object

org.apache.tajo.plan.logical.LogicalNode

org.apache.tajo.plan.logical.DropDatabaseNode

All Implemented Interfaces:

Cloneable, GsonObject

public class DropDatabaseNode
extends LogicalNode
implements Cloneable

Constructor Summary

Constructors

Constructor and Description
DropDatabaseNode(int pid)

Method Summary

Methods

Modifier and Type	Method and Description
int	childNum()
Object	clone()
boolean	equals(Object obj)
LogicalNode	getChild(int idx)
String	getDatabaseName()
PlanString	getPlanString()
int	hashCode()
void	init(String databaseName, boolean ifExists)
boolean	isIfExists()
void	postOrder(LogicalNodeVisitor visitor)
void	preOrder(LogicalNodeVisitor visitor)
String	toString()

Methods inherited from class org.apache.tajo.plan.logical.LogicalNode

deepEquals, getCost, getInSchema, getOutSchema, getPID, getType, setCost, setInSchema, setOutSchema, setPID, setType, toJson

Methods inherited from class java.lang.Object

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

Constructor Detail

DropDatabaseNode

public DropDatabaseNode(int pid)

Method Detail

childNum

public int childNum()

Specified by:

childNum in class LogicalNode

getChild

public LogicalNode getChild(int idx)

Specified by:

getChild in class LogicalNode

init

public void init(String databaseName,
        boolean ifExists)

getDatabaseName

public String getDatabaseName()

isIfExists

public boolean isIfExists()

getPlanString

public PlanString getPlanString()

Specified by:

getPlanString in class LogicalNode

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class LogicalNode

clone

public Object clone()
             throws CloneNotSupportedException

Overrides:

clone in class LogicalNode

Throws:

CloneNotSupportedException

toString

public String toString()

Overrides:

toString in class LogicalNode

preOrder

public void preOrder(LogicalNodeVisitor visitor)

Specified by:

preOrder in class LogicalNode

postOrder

public void postOrder(LogicalNodeVisitor visitor)

Specified by:

postOrder in class LogicalNode