org.sql.generation.api.grammar.definition.table
Class ReferentialAction

java.lang.Object
  org.sql.generation.api.grammar.definition.table.ReferentialAction

public final class ReferentialAction
extends java.lang.Object

This enum represents the five referential actions of SQL. These are CASCADE, SET_NULL, SET_DEFAULT, RESTRICT, and NO_ACTION.

Author:

Stanislav Muhametsin

Field Summary

static ReferentialAction	CASCADE Represents the cascading policy (CASCADE.
static ReferentialAction	NO_ACTION Represents the policy, which checks the integrity after UPDATE or DELETE statement, and the statement will not be executed if it violates integrity.
static ReferentialAction	RESTRICT Represents the policy, which checks the integrity before UPDATE or DELETE statement, and the statement will not be executed if it violates integrity.
static ReferentialAction	SET_DEFAULT Represents the policy, which sets the value as default (SET DEFAULT.
static ReferentialAction	SET_NULL Represents the policy, which sets the value as NULL (SET NULL.

Constructor Summary

ReferentialAction()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

CASCADE

public static final ReferentialAction CASCADE

Represents the cascading policy (CASCADE.

SET_NULL

public static final ReferentialAction SET_NULL

Represents the policy, which sets the value as NULL (SET NULL.

SET_DEFAULT

public static final ReferentialAction SET_DEFAULT

Represents the policy, which sets the value as default (SET DEFAULT.

RESTRICT

public static final ReferentialAction RESTRICT

Represents the policy, which checks the integrity before UPDATE or DELETE statement, and the statement will not be executed if it violates integrity.

NO_ACTION

public static final ReferentialAction NO_ACTION

Represents the policy, which checks the integrity after UPDATE or DELETE statement, and the statement will not be executed if it violates integrity.

Constructor Detail

ReferentialAction

public ReferentialAction()