org.hsqldb

Class RangeVariableJoined

java.lang.Object

org.hsqldb.RangeVariable

org.hsqldb.RangeVariableJoined

All Implemented Interfaces:

java.lang.Cloneable

public class RangeVariableJoined
extends RangeVariable

Metadata for range joined variables

Since:

1.9.0

Nested Class Summary

Nested classes/interfaces inherited from class org.hsqldb.RangeVariable

RangeVariable.RangeIteratorBase, RangeVariable.RangeIteratorJoined, RangeVariable.RangeIteratorMain, RangeVariable.RangeIteratorRight, RangeVariable.RangeVariableConditions

Field Summary

Fields inherited from class org.hsqldb.RangeVariable

PARAMETER_RANGE, TABLE_RANGE, TRANSITION_RANGE, VARIALBE_RANGE

Constructor Summary

Constructors

Constructor and Description
RangeVariableJoined(Table table, HsqlNameManager.SimpleName alias, OrderedHashSet columnList, HsqlNameManager.SimpleName[] columnNameList, ParserDQL.CompileContext compileContext)

Method Summary

Modifier and Type	Method and Description
void	addAllColumns()
void	addColumn(int columnIndex)
void	addJoinCondition(Expression e)
void	addNamedJoinColumnExpression(java.lang.String name, Expression e)
void	addNamedJoinColumns(OrderedHashSet columns)
void	addTableColumns(HsqlArrayList exprList) Add all columns to a list of expressions
int	addTableColumns(HsqlArrayList exprList, int position, HashSet exclude) Add all columns to a list of expressions
void	addTableColumns(RangeVariable subRange, Expression expression, HashSet exclude)
java.lang.String	describe(Session session, int blanks) Retreives a String representation of this obejct.
int	findColumn(java.lang.String schemaName, java.lang.String tableName, java.lang.String columnName)
RangeVariable[]	getBaseRangeVariables()
HsqlNameManager.SimpleName	getColumnAlias(int i)
ExpressionColumn	getColumnExpression(java.lang.String name)
OrderedHashSet	getColumnNames()
RangeVariable.RangeIteratorMain	getIterator(Session session)
Expression	getJoinCondition() used before condition processing
RangeVariable	getRangeForTableName(java.lang.String name)
Index	getSortIndex() Used for sort
Table	getTable()
HsqlNameManager.SimpleName	getTableAlias()
OrderedHashSet	getUniqueColumnNameSet()
boolean	hasColumnAlias()
boolean	hasSingleIndexCondition()
void	replaceColumnReference(RangeVariable range, Expression[] list)
void	replaceRangeVariables(RangeVariable[] ranges, RangeVariable[] newRanges)
void	resetConditions()
void	resolveRangeTable(Session session, RangeGroup rangeGroup, RangeGroup[] rangeGroups)
boolean	reverseOrder()
boolean	setDistinctColumnsOnIndex(int[] colMap)
void	setForCheckConstraint() Removes reference to Index to avoid possible memory leaks after alter table or drop index
void	setJoinType(boolean isLeft, boolean isRight)
void	setRangeTableVariables()
boolean	setSortIndex(Index index, boolean reversed) Used for sort

Methods inherited from class org.hsqldb.RangeVariable

collectAllExpressions, getColumn, getIterator, getSubqueries, hasAnyIndexCondition, hasTableAlias, isVariable, replaceColumnReferences

Methods inherited from class java.lang.Object

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

Constructor Detail

RangeVariableJoined

public RangeVariableJoined(Table table,
                           HsqlNameManager.SimpleName alias,
                           OrderedHashSet columnList,
                           HsqlNameManager.SimpleName[] columnNameList,
                           ParserDQL.CompileContext compileContext)

Method Detail

getBaseRangeVariables

public RangeVariable[] getBaseRangeVariables()

setRangeTableVariables

public void setRangeTableVariables()

Overrides:

setRangeTableVariables in class RangeVariable

setJoinType

public void setJoinType(boolean isLeft,
                        boolean isRight)

Overrides:

setJoinType in class RangeVariable

addNamedJoinColumns

public void addNamedJoinColumns(OrderedHashSet columns)

Overrides:

addNamedJoinColumns in class RangeVariable

addColumn

public void addColumn(int columnIndex)

Overrides:

addColumn in class RangeVariable

addAllColumns

public void addAllColumns()

Overrides:

addAllColumns in class RangeVariable

addNamedJoinColumnExpression

public void addNamedJoinColumnExpression(java.lang.String name,
                                         Expression e)

Overrides:

addNamedJoinColumnExpression in class RangeVariable

getColumnExpression

public ExpressionColumn getColumnExpression(java.lang.String name)

Overrides:

getColumnExpression in class RangeVariable

getTable

public Table getTable()

Overrides:

getTable in class RangeVariable

hasSingleIndexCondition

public boolean hasSingleIndexCondition()

Overrides:

hasSingleIndexCondition in class RangeVariable

setDistinctColumnsOnIndex

public boolean setDistinctColumnsOnIndex(int[] colMap)

Overrides:

setDistinctColumnsOnIndex in class RangeVariable

getSortIndex

public Index getSortIndex()

Used for sort

Overrides:

getSortIndex in class RangeVariable

setSortIndex

public boolean setSortIndex(Index index,
                            boolean reversed)

Used for sort

Overrides:

setSortIndex in class RangeVariable

reverseOrder

public boolean reverseOrder()

Overrides:

reverseOrder in class RangeVariable

getColumnNames

public OrderedHashSet getColumnNames()

Overrides:

getColumnNames in class RangeVariable

getUniqueColumnNameSet

public OrderedHashSet getUniqueColumnNameSet()

Overrides:

getUniqueColumnNameSet in class RangeVariable

findColumn

public int findColumn(java.lang.String schemaName,
                      java.lang.String tableName,
                      java.lang.String columnName)

Overrides:

findColumn in class RangeVariable

getColumnAlias

public HsqlNameManager.SimpleName getColumnAlias(int i)

Overrides:

getColumnAlias in class RangeVariable

hasColumnAlias

public boolean hasColumnAlias()

Overrides:

hasColumnAlias in class RangeVariable

getTableAlias

public HsqlNameManager.SimpleName getTableAlias()

Overrides:

getTableAlias in class RangeVariable

getRangeForTableName

public RangeVariable getRangeForTableName(java.lang.String name)

Overrides:

getRangeForTableName in class RangeVariable

addTableColumns

public void addTableColumns(HsqlArrayList exprList)

Add all columns to a list of expressions

Overrides:

addTableColumns in class RangeVariable

addTableColumns

public int addTableColumns(HsqlArrayList exprList,
                           int position,
                           HashSet exclude)

Add all columns to a list of expressions

Overrides:

addTableColumns in class RangeVariable

addTableColumns

public void addTableColumns(RangeVariable subRange,
                            Expression expression,
                            HashSet exclude)

Overrides:

addTableColumns in class RangeVariable

setForCheckConstraint

public void setForCheckConstraint()

Removes reference to Index to avoid possible memory leaks after alter table or drop index

Overrides:

setForCheckConstraint in class RangeVariable

getJoinCondition

public Expression getJoinCondition()

used before condition processing

Overrides:

getJoinCondition in class RangeVariable

addJoinCondition

public void addJoinCondition(Expression e)

Overrides:

addJoinCondition in class RangeVariable

resetConditions

public void resetConditions()

Overrides:

resetConditions in class RangeVariable

replaceColumnReference

public void replaceColumnReference(RangeVariable range,
                                   Expression[] list)

replaceRangeVariables

public void replaceRangeVariables(RangeVariable[] ranges,
                                  RangeVariable[] newRanges)

Overrides:

replaceRangeVariables in class RangeVariable

resolveRangeTable

public void resolveRangeTable(Session session,
                              RangeGroup rangeGroup,
                              RangeGroup[] rangeGroups)

Overrides:

resolveRangeTable in class RangeVariable

describe

public java.lang.String describe(Session session,
                                 int blanks)

Retreives a String representation of this obejct.

The returned String describes this object's table, alias access mode, index, join mode, Start, End and And conditions.

Overrides:

describe in class RangeVariable

Returns:

a String representation of this object

getIterator

public RangeVariable.RangeIteratorMain getIterator(Session session)

Overrides:

getIterator in class RangeVariable