Package org.apache.flink.table.operations

Enum SetQueryOperation.SetQueryOperationType

java.lang.Object

java.lang.Enum<SetQueryOperation.SetQueryOperationType>

org.apache.flink.table.operations.SetQueryOperation.SetQueryOperationType

All Implemented Interfaces:

Serializable, Comparable<SetQueryOperation.SetQueryOperationType>

Enclosing class:

SetQueryOperation

@Internal
public static enum SetQueryOperation.SetQueryOperationType
extends Enum<SetQueryOperation.SetQueryOperationType>

Represent kind of this set operation.

• MINUS returns records from the left relation that do not exist in the right relation
• INTERSECT returns records that exist in both relation
• UNION returns records from both relations as a single relation

Enum Constant Summary

Enum Constants

Enum Constant	Description
INTERSECT
MINUS
UNION

Method Summary

Modifier and Type	Method	Description
static SetQueryOperation.SetQueryOperationType	valueOf(String name)	Returns the enum constant of this type with the specified name.
static SetQueryOperation.SetQueryOperationType[]	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 Details

INTERSECT

public static final SetQueryOperation.SetQueryOperationType INTERSECT

MINUS

public static final SetQueryOperation.SetQueryOperationType MINUS

UNION

public static final SetQueryOperation.SetQueryOperationType UNION

Method Details

values

public static SetQueryOperation.SetQueryOperationType[] values()

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

Returns:

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

valueOf

public static SetQueryOperation.SetQueryOperationType valueOf(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:

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

NullPointerException - if the argument is null