Package com.blazebit.persistence.spi

Enum UpdateJoinStyle

java.lang.Object

java.lang.Enum<UpdateJoinStyle>

com.blazebit.persistence.spi.UpdateJoinStyle

All Implemented Interfaces:

Serializable, Comparable<UpdateJoinStyle>, java.lang.constant.Constable

public enum UpdateJoinStyle
extends Enum<UpdateJoinStyle>

The possible update join styles.

Since:

1.5.0

Author:

Christian Beikov

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
FROM	Requires a FROM clause for table references.
FROM_ALIAS	Requires a FROM clause for table references but the table alias in the UPDATE clause.
MERGE	Requires a MERGE statement.
NONE	No support for joins in update statements.
REFERENCE	Requires table references to be appended after the update table.

Method Summary

Modifier and Type	Method	Description
static UpdateJoinStyle	valueOf(String name)	Returns the enum constant of this type with the specified name.
static UpdateJoinStyle[]	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, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

NONE

public static final UpdateJoinStyle NONE

No support for joins in update statements.

FROM

public static final UpdateJoinStyle FROM

Requires a FROM clause for table references.

FROM_ALIAS

public static final UpdateJoinStyle FROM_ALIAS

Requires a FROM clause for table references but the table alias in the UPDATE clause.

REFERENCE

public static final UpdateJoinStyle REFERENCE

Requires table references to be appended after the update table.

MERGE

public static final UpdateJoinStyle MERGE

Requires a MERGE statement.

Method Details

values

public static UpdateJoinStyle[] 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 UpdateJoinStyle 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