io.crate.operation

Class NodeOperationTree

java.lang.Object

io.crate.operation.NodeOperationTree

public class NodeOperationTree
extends java.lang.Object

An execution tree generated from a Plan. E.g. Insert (MergePhase) | +-- Query (CollectPhase) (MergePhase) Becomes NodeOperation (CollectPhase with downstreamNodes pointing to MergePhase) | NodeOperation (MergePhase with downstreamNodes pointing to finalMergePhase) | finalMergePhase (leaf)

Constructor Summary

Constructors

Constructor and Description
NodeOperationTree(java.util.Collection<NodeOperation> nodeOperations, ExecutionPhase leaf)

Method Summary

Modifier and Type	Method and Description
ExecutionPhase	leaf() the final executionPhase which will provide the final result.
java.util.Collection<NodeOperation>	nodeOperations() all NodeOperations (leaf is not included)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NodeOperationTree

public NodeOperationTree(java.util.Collection<NodeOperation> nodeOperations,
                         ExecutionPhase leaf)

Method Detail

nodeOperations

public java.util.Collection<NodeOperation> nodeOperations()

all NodeOperations (leaf is not included)

leaf

public ExecutionPhase leaf()

the final executionPhase which will provide the final result.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object