org.apache.calcite.sql2rel

Class RelStructuredTypeFlattener.RewriteRelVisitor

java.lang.Object

org.apache.calcite.rel.RelVisitor

org.apache.calcite.sql2rel.RelStructuredTypeFlattener.RewriteRelVisitor

Enclosing class:

RelStructuredTypeFlattener

private class RelStructuredTypeFlattener.RewriteRelVisitor
extends RelVisitor

Visitor that flattens each relational expression in a tree.

Field Summary

Fields

Modifier and Type	Field and Description
private ReflectiveVisitDispatcher<RelStructuredTypeFlattener,RelNode>	dispatcher

Constructor Summary

Constructors

Modifier	Constructor and Description
private	RewriteRelVisitor()

Method Summary

Modifier and Type	Method and Description
void	visit(RelNode p, int ordinal, RelNode parent) Visits a node during a traversal.

Methods inherited from class org.apache.calcite.rel.RelVisitor

go, replaceRoot

Methods inherited from class java.lang.Object

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

Field Detail

dispatcher

private final ReflectiveVisitDispatcher<RelStructuredTypeFlattener,RelNode> dispatcher

Constructor Detail

RewriteRelVisitor

private RewriteRelVisitor()

Method Detail

visit

public void visit(RelNode p,
                  int ordinal,
                  RelNode parent)

Description copied from class: RelVisitor

Visits a node during a traversal.

Overrides:

visit in class RelVisitor

Parameters:

p - Node to visit

ordinal - Ordinal of node within its parent

parent - Parent of the node, or null if it is the root of the traversal