共用方式為


ObjectQuery.IDbAsyncEnumerable.GetAsyncEnumerator 方法

[此頁面專屬於 Entity Framework 第 6 版。最新版本可從 'Entity Framework' NuGet 套件取得。如需 Entity Framework 的詳細資訊,請參閱 msdn.com/data/ef。]

傳回 IDbAsyncEnumerator,其在列舉時會對資料庫執行指定的 SQL 查詢。

命名空間:  System.Data.Entity.Core.Objects
組件:  EntityFramework (在 EntityFramework.dll 中)

語法

'宣告
<SuppressMessageAttribute("Microsoft.Design", "CA1033:InterfaceMethodsShouldBeCallableByChildTypes")> _
Private Function GetAsyncEnumerator As IDbAsyncEnumerator 
    Implements IDbAsyncEnumerable.GetAsyncEnumerator
'用途
Dim instance As ObjectQuery 
Dim returnValue As IDbAsyncEnumerator 

returnValue = CType(instance, IDbAsyncEnumerable).GetAsyncEnumerator()
[SuppressMessageAttribute("Microsoft.Design", "CA1033:InterfaceMethodsShouldBeCallableByChildTypes")]
IDbAsyncEnumerator IDbAsyncEnumerable.GetAsyncEnumerator()
[SuppressMessageAttribute(L"Microsoft.Design", L"CA1033:InterfaceMethodsShouldBeCallableByChildTypes")]
private:
virtual IDbAsyncEnumerator^ GetAsyncEnumerator() sealed = IDbAsyncEnumerable::GetAsyncEnumerator
[<SuppressMessageAttribute("Microsoft.Design", "CA1033:InterfaceMethodsShouldBeCallableByChildTypes")>]
private abstract GetAsyncEnumerator : unit -> IDbAsyncEnumerator 
[<SuppressMessageAttribute("Microsoft.Design", "CA1033:InterfaceMethodsShouldBeCallableByChildTypes")>]
private override GetAsyncEnumerator : unit -> IDbAsyncEnumerator
JScript supports the use of explicit interface implementations, but not the declarations of new ones.

傳回值

類型:System.Data.Entity.Infrastructure.IDbAsyncEnumerator
查詢結果。

Implements

IDbAsyncEnumerable.GetAsyncEnumerator()

請參閱

參考

ObjectQuery 類別

System.Data.Entity.Core.Objects 命名空間