## Package org.eclipse.datatools.sqltools.plan.treeplan

Class Summary
TreeExecutionPlanDocument: This is the model for tree-structure graphic execution plan.
TreePlanDrawer: This is a tree-structure graphic plan drawer which implements `drawPlan(IExecutionPlanDocument)` methods.
TreePlanNodeComponent: Use composite pattern to store the tree.
TreePlanNodeComposite: The composite node
TreePlanNodeLeaf: Leaf node.

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