AssociationAttribute AssociationAttribute AssociationAttribute AssociationAttribute Class

定義

警告

此 API 現已淘汰。

指定實體成員表示某種資料關聯性,例如外部索引鍵關聯性。Specifies that an entity member represents a data relationship, such as a foreign key relationship.

public ref class AssociationAttribute sealed : Attribute
[System.AttributeUsage(System.AttributeTargets.Field | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)]
[System.Obsolete("This attribute is no longer in use and will be ignored if applied.")]
[System.AttributeUsage(System.AttributeTargets.Property | System.AttributeTargets.Field, AllowMultiple=false, Inherited=true)]
public sealed class AssociationAttribute : Attribute
type AssociationAttribute = class
    inherit Attribute
Public NotInheritable Class AssociationAttribute
Inherits Attribute
繼承
AssociationAttributeAssociationAttributeAssociationAttributeAssociationAttribute
屬性

建構函式

AssociationAttribute(String, String, String) AssociationAttribute(String, String, String) AssociationAttribute(String, String, String) AssociationAttribute(String, String, String)

初始化 AssociationAttribute 類別的新執行個體。Initializes a new instance of the AssociationAttribute class.

屬性

IsForeignKey IsForeignKey IsForeignKey IsForeignKey

取得或設定值,這個值表示關聯成員是否代表外部索引鍵。Gets or sets a value that indicates whether the association member represents a foreign key.

Name Name Name Name

取得關聯的名稱。Gets the name of the association.

OtherKey OtherKey OtherKey OtherKey

從關聯的 OtherKey 一端,取得索引鍵值的屬性名稱。Gets the property names of the key values on the OtherKey side of the association.

OtherKeyMembers OtherKeyMembers OtherKeyMembers OtherKeyMembers

取得 OtherKey 屬性中所指定個別索引鍵成員的集合。Gets a collection of individual key members that are specified in the OtherKey property.

ThisKey ThisKey ThisKey ThisKey

從關聯的 ThisKey 一端,取得索引鍵值的屬性名稱。Gets the property names of the key values on the ThisKey side of the association.

ThisKeyMembers ThisKeyMembers ThisKeyMembers ThisKeyMembers

取得 ThisKey 屬性中所指定個別索引鍵成員的集合。Gets a collection of individual key members that are specified in the ThisKey property.

TypeId TypeId TypeId TypeId

在衍生類別中實作時,取得這個 Attribute 的唯一識別碼。When implemented in a derived class, gets a unique identifier for this Attribute.

(Inherited from Attribute)

方法

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

傳回值,這個值指出此執行個體是否與指定的物件相等。Returns a value that indicates whether this instance is equal to a specified object.

(Inherited from Attribute)
GetHashCode() GetHashCode() GetHashCode() GetHashCode()

傳回這個執行個體的雜湊碼。Returns the hash code for this instance.

(Inherited from Attribute)
GetType() GetType() GetType() GetType()

取得目前執行個體的 TypeGets the Type of the current instance.

(Inherited from Object)
IsDefaultAttribute() IsDefaultAttribute() IsDefaultAttribute() IsDefaultAttribute()

在衍生類別中覆寫時,表示這個執行個體的值是衍生類別的預設值。When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class.

(Inherited from Attribute)
Match(Object) Match(Object) Match(Object) Match(Object)

在衍生類別中覆寫時,會傳回值,表示這個執行個體是否等於指定物件。When overridden in a derived class, returns a value that indicates whether this instance equals a specified object.

(Inherited from Attribute)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

建立目前 Object 的淺層複製。Creates a shallow copy of the current Object.

(Inherited from Object)
ToString() ToString() ToString() ToString()

傳回代表目前物件的字串。Returns a string that represents the current object.

(Inherited from Object)

明確介面實作

_Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr)

將一組名稱對應至一組對應的分派識別項 (Dispatch Identifier)。Maps a set of names to a corresponding set of dispatch identifiers.

(Inherited from Attribute)
_Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr)

擷取物件的類型資訊,可以用來取得介面的類型資訊。Retrieves the type information for an object, which can be used to get the type information for an interface.

(Inherited from Attribute)
_Attribute.GetTypeInfoCount(UInt32) _Attribute.GetTypeInfoCount(UInt32) _Attribute.GetTypeInfoCount(UInt32) _Attribute.GetTypeInfoCount(UInt32)

擷取物件提供的類型資訊介面數目 (0 或 1)。Retrieves the number of type information interfaces that an object provides (either 0 or 1).

(Inherited from Attribute)
_Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr)

提供物件所公開的屬性和方法的存取權。Provides access to properties and methods exposed by an object.

(Inherited from Attribute)

適用於