Package org.h2.constraint

Enum ConstraintActionType

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Comparable<ConstraintActionType>
    public enum ConstraintActionType
extends java.lang.Enum<ConstraintActionType>
    The referential action for update or delete rule.

    • Enum Constant Summary

      Enum Constants 
      Enum Constant Description
      CASCADE
      The action is to cascade the operation.
      NO_ACTION
      No action (default).
      RESTRICT
      The action is to restrict the operation.
      SET_DEFAULT
      The action is to set the value to the default value.
      SET_NULL
      The action is to set the value to NULL.

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.String getSqlName()
      Get standard SQL type name.
      boolean isNoActionOrRestrict()
      Tests if this is a NO_ACTION or RESTRICT rule.
      static ConstraintActionType valueOf​(java.lang.String name)
      Returns the enum constant of this type with the specified name.
      static ConstraintActionType[] 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

    • Method Detail

      • values

        public static ConstraintActionType[] 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 (ConstraintActionType c : ConstraintActionType.values())
    System.out.println(c);
        Returns:
        an array containing the constants of this enum type, in the order they are declared

      • valueOf

        public static ConstraintActionType 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

      • getSqlName

        public java.lang.String getSqlName()
        Get standard SQL type name.
        Returns:
        standard SQL type name

      • isNoActionOrRestrict

        public boolean isNoActionOrRestrict()
        Tests if this is a NO_ACTION or RESTRICT rule.
        Returns:
        true if this is a NO_ACTION or RESTRICT rule, false otherwise