Package net.ontopia.persistence.query.sql

Class SQLSetOperation

java.lang.Object

net.ontopia.persistence.query.sql.SQLSetOperation

All Implemented Interfaces:

SQLExpressionIF

public class SQLSetOperation
extends Object
implements SQLExpressionIF

INTERNAL: SQL set operation.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	EXCEPT
static final int	EXCEPT_ALL
static final int	INTERSECT
static final int	INTERSECT_ALL
protected int	operator
protected List	sets
static final int	UNION
static final int	UNION_ALL

Fields inherited from interface net.ontopia.persistence.query.sql.SQLExpressionIF

AND, EQUALS, EXISTS, FALSE, IN, IS_NULL, JOIN, LIKE, NOT, NOT_EQUALS, OR, SET_OPERATION, VALUE_EXPRESSION, VERBATIM

Constructor Summary

Constructors

Constructor	Description
SQLSetOperation(List sets, int operator)

Method Summary

Modifier and Type	Method	Description
int	getOperator()
List	getSets()
int	getType()	INTERNAL: Returns the expression type.
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

UNION

public static final int UNION

See Also:

• Constant Field Values

UNION_ALL

public static final int UNION_ALL

See Also:

• Constant Field Values

INTERSECT

public static final int INTERSECT

See Also:

• Constant Field Values

INTERSECT_ALL

public static final int INTERSECT_ALL

See Also:

• Constant Field Values

EXCEPT

public static final int EXCEPT

See Also:

• Constant Field Values

EXCEPT_ALL

public static final int EXCEPT_ALL

See Also:

• Constant Field Values

sets

protected List sets

operator

protected int operator

Constructor Details

SQLSetOperation

public SQLSetOperation(List sets,
 int operator)

Method Details

getOperator

public int getOperator()

getSets

public List getSets()

getType

public int getType()

Description copied from interface: SQLExpressionIF

INTERNAL: Returns the expression type. The type is represented by one of the constants in the SQLExpressionIF interface.

Specified by:

getType in interface SQLExpressionIF

toString

public String toString()

Overrides:

toString in class Object