org.apache.tajo.plan.joinorder

Class JoinGraph

java.lang.Object

org.apache.tajo.util.graph.SimpleDirectedGraph<V,E>

org.apache.tajo.util.graph.SimpleUndirectedGraph<String,JoinEdge>

org.apache.tajo.plan.joinorder.JoinGraph

All Implemented Interfaces:

DirectedGraph<String,JoinEdge>, Graph<String,JoinEdge>, UndirectedGraph<String,JoinEdge>

public class JoinGraph
extends SimpleUndirectedGraph<String,JoinEdge>

Field Summary

Fields inherited from class org.apache.tajo.util.graph.SimpleDirectedGraph

directedEdges, reversedEdges

Constructor Summary

Constructors

Constructor and Description
JoinGraph()

Method Summary

Methods

Modifier and Type	Method and Description
Collection<EvalNode>	addJoin(LogicalPlan plan, LogicalPlan.QueryBlock block, JoinNode joinNode)

Methods inherited from class org.apache.tajo.util.graph.SimpleUndirectedGraph

getDegree, getEdge, getEdges, getEdgesAll, getParent, getParentCount, getParents, isLeaf, isRoot

Methods inherited from class org.apache.tajo.util.graph.SimpleDirectedGraph

accept, addEdge, getChild, getChildCount, getChilds, getEdgeNum, getIncomingEdges, getOutgoingEdges, getReverseEdge, getVertexSize, hasEdge, hasReversedEdge, printDepthString, removeEdge, toString, toStringGraph

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.tajo.util.graph.Graph

addEdge, getEdgeNum, getVertexSize, hasEdge, removeEdge

Constructor Detail

JoinGraph

public JoinGraph()

Method Detail

addJoin

public Collection<EvalNode> addJoin(LogicalPlan plan,
                           LogicalPlan.QueryBlock block,
                           JoinNode joinNode)
                             throws PlanningException

Throws:

PlanningException