Package org.apache.iotdb.db.mpp.plan.planner.plan.node.process

Class TransformNode

java.lang.Object

org.apache.iotdb.db.mpp.plan.planner.plan.node.PlanNode

org.apache.iotdb.db.mpp.plan.planner.plan.node.process.ProcessNode

org.apache.iotdb.db.mpp.plan.planner.plan.node.process.TransformNode

All Implemented Interfaces:

org.apache.iotdb.consensus.common.request.IConsensusRequest

Direct Known Subclasses:

FilterNode

public class TransformNode
extends ProcessNode

Field Summary

Fields

Modifier and Type	Field	Description
protected PlanNode	childPlanNode
protected boolean	keepNull
protected Expression[]	outputExpressions
protected Ordering	scanOrder
protected java.time.ZoneId	zoneId

Fields inherited from class org.apache.iotdb.db.mpp.plan.planner.plan.node.PlanNode

CHILD_COUNT_NO_LIMIT, NO_CHILD_ALLOWED, ONE_CHILD

Constructor Summary

Constructors

Constructor	Description
TransformNode(PlanNodeId id, Expression[] outputExpressions, boolean keepNull, java.time.ZoneId zoneId, Ordering scanOrder)
TransformNode(PlanNodeId id, PlanNode childPlanNode, Expression[] outputExpressions, boolean keepNull, java.time.ZoneId zoneId, Ordering scanOrder)

Method Summary

Modifier and Type	Method	Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context)
void	addChild(PlanNode childPlanNode)
int	allowedChildCount()
PlanNode	clone()
static TransformNode	deserialize(java.nio.ByteBuffer byteBuffer)
boolean	equals(java.lang.Object o)
java.util.List<PlanNode>	getChildren()
java.util.List<java.lang.String>	getOutputColumnNames()
Expression[]	getOutputExpressions()
Ordering	getScanOrder()
java.time.ZoneId	getZoneId()
int	hashCode()
boolean	isKeepNull()
protected void	serializeAttributes(java.io.DataOutputStream stream)
protected void	serializeAttributes(java.nio.ByteBuffer byteBuffer)
java.lang.String	toString()

Methods inherited from class org.apache.iotdb.db.mpp.plan.planner.plan.node.PlanNode

cloneWithChildren, getPlanNodeId, serialize, serialize, serializeToByteBuffer, setPlanNodeId

Methods inherited from class java.lang.Object

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

Field Detail

childPlanNode

protected PlanNode childPlanNode

outputExpressions

protected final Expression[] outputExpressions

keepNull

protected final boolean keepNull

zoneId

protected final java.time.ZoneId zoneId

scanOrder

protected final Ordering scanOrder

Constructor Detail

TransformNode

public TransformNode(PlanNodeId id,
                     PlanNode childPlanNode,
                     Expression[] outputExpressions,
                     boolean keepNull,
                     java.time.ZoneId zoneId,
                     Ordering scanOrder)

TransformNode

public TransformNode(PlanNodeId id,
                     Expression[] outputExpressions,
                     boolean keepNull,
                     java.time.ZoneId zoneId,
                     Ordering scanOrder)

Method Detail

getChildren

public final java.util.List<PlanNode> getChildren()

Specified by:

getChildren in class PlanNode

addChild

public final void addChild(PlanNode childPlanNode)

Specified by:

addChild in class PlanNode

allowedChildCount

public final int allowedChildCount()

Specified by:

allowedChildCount in class PlanNode

getOutputColumnNames

public final java.util.List<java.lang.String> getOutputColumnNames()

Specified by:

getOutputColumnNames in class PlanNode

accept

public <R,C> R accept(PlanVisitor<R,C> visitor,
                            C context)

Overrides:

accept in class PlanNode

clone

public PlanNode clone()

Specified by:

clone in class PlanNode

serializeAttributes

protected void serializeAttributes(java.nio.ByteBuffer byteBuffer)

Specified by:

serializeAttributes in class PlanNode

serializeAttributes

protected void serializeAttributes(java.io.DataOutputStream stream)
                            throws java.io.IOException

Specified by:

serializeAttributes in class PlanNode

Throws:

java.io.IOException

deserialize

public static TransformNode deserialize(java.nio.ByteBuffer byteBuffer)

getOutputExpressions

public final Expression[] getOutputExpressions()

isKeepNull

public final boolean isKeepNull()

getZoneId

public final java.time.ZoneId getZoneId()

getScanOrder

public Ordering getScanOrder()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class PlanNode

hashCode

public int hashCode()

Overrides:

hashCode in class PlanNode