com.dbxml.db.core.query.plan
Class QueryNode

java.lang.Object
  com.dbxml.db.core.query.plan.QueryNode

Direct Known Subclasses:

Container, LogicalQueryNode, PhysicalQueryNode

public abstract class QueryNode

extends java.lang.Object

QueryNode represents a node in a QueryPlan. QueryPlan nodes can ultimately be Logical or Physical. But the framework consolidates common functions, such as group into the main package.

Constructor Summary

QueryNode()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryNode

public QueryNode()