Package org.apache.iotdb.db.mpp.plan.planner.plan.node.metedata.read

Class SchemaFetchMergeNode

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.metedata.read.AbstractSchemaMergeNode

org.apache.iotdb.db.mpp.plan.planner.plan.node.metedata.read.SchemaFetchMergeNode

All Implemented Interfaces:

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

public class SchemaFetchMergeNode
extends AbstractSchemaMergeNode

This class defines the scanned result merge task of schema fetcher.

Field Summary

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
SchemaFetchMergeNode(PlanNodeId id, java.util.List<java.lang.String> storageGroupList)

Method Summary

Modifier and Type	Method	Description
<R,C> R	accept(PlanVisitor<R,C> visitor, C context)
PlanNode	clone()
static PlanNode	deserialize(java.nio.ByteBuffer byteBuffer)
java.util.List<java.lang.String>	getStorageGroupList()
protected void	serializeAttributes(java.io.DataOutputStream stream)
protected void	serializeAttributes(java.nio.ByteBuffer byteBuffer)
void	setStorageGroupList(java.util.List<java.lang.String> storageGroupList)
java.lang.String	toString()

Methods inherited from class org.apache.iotdb.db.mpp.plan.planner.plan.node.metedata.read.AbstractSchemaMergeNode

addChild, allowedChildCount, getChildren, getOutputColumnNames

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

cloneWithChildren, equals, getPlanNodeId, hashCode, serialize, serialize, serializeToByteBuffer, setPlanNodeId

Methods inherited from class java.lang.Object

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

Constructor Detail

SchemaFetchMergeNode

public SchemaFetchMergeNode(PlanNodeId id,
                            java.util.List<java.lang.String> storageGroupList)

Method Detail

getStorageGroupList

public java.util.List<java.lang.String> getStorageGroupList()

setStorageGroupList

public void setStorageGroupList(java.util.List<java.lang.String> storageGroupList)

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 PlanNode deserialize(java.nio.ByteBuffer byteBuffer)

accept

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

Overrides:

accept in class PlanNode

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object