com.metamatrix.query.sql.lang
Enum SetQuery.Operation

java.lang.Object
  java.lang.Enum<SetQuery.Operation>
      com.metamatrix.query.sql.lang.SetQuery.Operation

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<SetQuery.Operation>

Enclosing class:

SetQuery

public static enum SetQuery.Operation
extends java.lang.Enum<SetQuery.Operation>

Enum Constant Summary

EXCEPT
Represents set difference of two queries

INTERSECT
Represents intersection of two queries

UNION
Represents UNION of two queries

Method Summary

static SetQuery.Operation	valueOf(java.lang.String name) Returns the enum constant of this type with the specified name.
static SetQuery.Operation[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

UNION

public static final SetQuery.Operation UNION

Represents UNION of two queries

INTERSECT

public static final SetQuery.Operation INTERSECT

Represents intersection of two queries

EXCEPT

public static final SetQuery.Operation EXCEPT

Represents set difference of two queries

Method Detail

values

public static SetQuery.Operation[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (SetQuery.Operation c : SetQuery.Operation.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static SetQuery.Operation valueOf(java.lang.String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

java.lang.IllegalArgumentException - if this enum type has no constant with the specified name

java.lang.NullPointerException - if the argument is null