org.teiid.query.processor.relational
Class NestedTableJoinStrategy

java.lang.Object
  org.teiid.query.processor.relational.JoinStrategy
      org.teiid.query.processor.relational.NestedTableJoinStrategy

public class NestedTableJoinStrategy
extends JoinStrategy

Variation of a nested loop join that handles nested tables

Field Summary

Fields inherited from class org.teiid.query.processor.relational.JoinStrategy

joinNode, leftSource, rightSource

Constructor Summary

NestedTableJoinStrategy()

Method Summary

NestedTableJoinStrategy	clone()
void	initialize(JoinNode joinNode)
protected void	openLeft()
protected void	openRight()
protected void	process()
void	setLeftMap(SymbolMap leftMap)
void	setRightMap(SymbolMap rightMap)
java.lang.String	toString()

Methods inherited from class org.teiid.query.processor.relational.JoinStrategy

close, loadLeft, loadRight, outputTuple

Methods inherited from class java.lang.Object

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

Constructor Detail

NestedTableJoinStrategy

public NestedTableJoinStrategy()

Method Detail

clone

public NestedTableJoinStrategy clone()

Specified by:

clone in class JoinStrategy

initialize

public void initialize(JoinNode joinNode)

Overrides:

initialize in class JoinStrategy

setLeftMap

public void setLeftMap(SymbolMap leftMap)

setRightMap

public void setRightMap(SymbolMap rightMap)

openLeft

protected void openLeft()
                 throws TeiidComponentException,
                        TeiidProcessingException

Overrides:

openLeft in class JoinStrategy

Throws:

TeiidComponentException

TeiidProcessingException

openRight

protected void openRight()
                  throws TeiidComponentException,
                         TeiidProcessingException

Overrides:

openRight in class JoinStrategy

Throws:

TeiidComponentException

TeiidProcessingException

process

protected void process()
                throws TeiidComponentException,
                       TeiidProcessingException

Specified by:

process in class JoinStrategy

Throws:

TeiidComponentException

TeiidProcessingException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object