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public interface PlanNode
Represents one node in a query plan tree. Every node has a list of child nodes and a Map of property name to property value. Property names are always strings and property values should always be Java primitive types such as String, Integer, Boolean, and Lists of those types. In some cases, a property value may itself also be a PlanNode.
Method Summary | |
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java.util.List |
getChildren()
Get the children of this component, which are always of type PlanNode. |
PlanNode |
getParent()
Get the parent node for this node. |
java.util.Map |
getProperties()
Get the properties for this component. |
Method Detail |
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PlanNode getParent()
java.util.List getChildren()
java.util.Map getProperties()
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