OptimizerPlan.Join (Apache Derby V10.14 Internals)

java.lang.Object
- org.apache.derby.iapi.sql.compile.OptimizerPlan
- - org.apache.derby.iapi.sql.compile.OptimizerPlan.Join

Enclosing class:: OptimizerPlan

public static final class OptimizerPlan.Join
extends OptimizerPlan

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.derby.iapi.sql.compile.OptimizerPlan
  OptimizerPlan.ConglomerateRS, OptimizerPlan.DeadEnd, OptimizerPlan.Join, OptimizerPlan.RowSource<D extends UniqueTupleDescriptor>, OptimizerPlan.TableFunctionRS

Field Summary

Fields
Modifier and Type	Field	Description
`private boolean`	`_isBound`
`private int`	`_leafNodeCount`
`(package private) OptimizerPlan`	`leftChild`
`(package private) OptimizerPlan`	`rightChild`
`(package private) JoinStrategy`	`strategy`

Constructor Summary

Constructors
Constructor Description

Join(JoinStrategy strategy, OptimizerPlan leftChild, OptimizerPlan rightChild)

Constructors
Constructor	Description
`Join(JoinStrategy strategy, OptimizerPlan leftChild, OptimizerPlan rightChild)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`bind(DataDictionary dataDictionary, LanguageConnectionContext lcc, CompilerContext cc)`	Bind the conglomerate and table function names in this plan.
`int`	`countLeafNodes()`	Count the number of leaf nodes under (and including) this node.
`boolean`	`equals(java.lang.Object other)`
`boolean`	`isBound()`	Return true if this the schema and RowSource names have been resolved.
`boolean`	`isLeftPrefixOf(OptimizerPlan other)`	Return true if this plan is a (left) leading prefix of the other plan.
`OptimizerPlan`	`leftmostLeaf()`	Get the leftmost leaf node in this plan.
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from class org.apache.derby.iapi.sql.compile.OptimizerPlan
makeRowSource

- Field Detail
  - strategy
```
final JoinStrategy strategy
```
  - leftChild
```
final OptimizerPlan leftChild
```
  - rightChild
```
final OptimizerPlan rightChild
```
  - _isBound
```
private boolean _isBound
```
  - _leafNodeCount
```
private int _leafNodeCount
```
- Constructor Detail
  - Join
```
public Join(JoinStrategy strategy,
            OptimizerPlan leftChild,
            OptimizerPlan rightChild)
```
- Method Detail
  - bind
```
public void bind(DataDictionary dataDictionary,
                 LanguageConnectionContext lcc,
                 CompilerContext cc)
          throws StandardException
```
    Description copied from class: OptimizerPlan
    
    Bind the conglomerate and table function names in this plan.
    
    Specified by:
    
    bind in class OptimizerPlan
    
    Parameters:
    
    dataDictionary - DataDictionary to bind against.
    
    Throws:
    
    StandardException
  - isBound
```
public boolean isBound()
```
    Description copied from class: OptimizerPlan
    
    Return true if this the schema and RowSource names have been resolved.
    
    Specified by:
    
    isBound in class OptimizerPlan
  - countLeafNodes
```
public int countLeafNodes()
```
    Description copied from class: OptimizerPlan
    
    Count the number of leaf nodes under (and including) this node.
    
    Specified by:
    
    countLeafNodes in class OptimizerPlan
  - leftmostLeaf
```
public OptimizerPlan leftmostLeaf()
```
    Description copied from class: OptimizerPlan
    
    Get the leftmost leaf node in this plan.
    
    Specified by:
    
    leftmostLeaf in class OptimizerPlan
  - isLeftPrefixOf
```
public boolean isLeftPrefixOf(OptimizerPlan other)
```
    Description copied from class: OptimizerPlan
    
    Return true if this plan is a (left) leading prefix of the other plan.
    
    Specified by:
    
    isLeftPrefixOf in class OptimizerPlan
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - equals
```
public boolean equals(java.lang.Object other)
```
    Overrides:
    
    equals in class java.lang.Object

Class OptimizerPlan.Join

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.derby.iapi.sql.compile.OptimizerPlan

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from class org.apache.derby.iapi.sql.compile.OptimizerPlan

Field Detail

strategy

leftChild

rightChild

_isBound

_leafNodeCount

Constructor Detail

Join

Method Detail

bind

isBound

countLeafNodes

leftmostLeaf

isLeftPrefixOf

toString

equals