共用方式為

RuntimeEntityType.IReadOnlyEntityType.FindKey 方法

  • 參考

定義

命名空間:
Microsoft.EntityFrameworkCore.Metadata
組件:
Microsoft.EntityFrameworkCore.dll
套件:
Microsoft.EntityFrameworkCore v6.0.0
套件:
Microsoft.EntityFrameworkCore v7.0.0
套件:
Microsoft.EntityFrameworkCore v8.0.0

取得在指定屬性上定義的主要或替代索引鍵。 null如果未為指定的屬性定義索引鍵，則傳回 。

[System.Diagnostics.DebuggerStepThrough]
Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey? IReadOnlyEntityType.FindKey (System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IReadOnlyProperty> properties);
[System.Diagnostics.DebuggerStepThrough]
Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey IReadOnlyEntityType.FindKey (System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IReadOnlyProperty> properties);
[<System.Diagnostics.DebuggerStepThrough>]
abstract member Microsoft.EntityFrameworkCore.Metadata.IReadOnlyEntityType.FindKey : System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IReadOnlyProperty> -> Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey
override this.Microsoft.EntityFrameworkCore.Metadata.IReadOnlyEntityType.FindKey : System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IReadOnlyProperty> -> Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey
Function FindKey (properties As IReadOnlyList(Of IReadOnlyProperty)) As IReadOnlyKey Implements IReadOnlyEntityType.FindKey

參數

properties
IReadOnlyList<IReadOnlyProperty>

組成索引鍵的屬性。

傳回

IReadOnlyKey

索引鍵，如果沒有定義，則 null 為 。

實作

FindKey(IReadOnlyList<IReadOnlyProperty>)
屬性
DebuggerStepThroughAttribute

適用於