RuntimeEntityType.IReadOnlyEntityType.FindPrimaryKey 方法

定义

获取此实体类型的主键。 null如果未定义主键,则返回 。

[System.Diagnostics.DebuggerStepThrough]
Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey? IReadOnlyEntityType.FindPrimaryKey ();
[System.Diagnostics.DebuggerStepThrough]
Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey IReadOnlyEntityType.FindPrimaryKey ();
[<System.Diagnostics.DebuggerStepThrough>]
abstract member Microsoft.EntityFrameworkCore.Metadata.IReadOnlyEntityType.FindPrimaryKey : unit -> Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey
override this.Microsoft.EntityFrameworkCore.Metadata.IReadOnlyEntityType.FindPrimaryKey : unit -> Microsoft.EntityFrameworkCore.Metadata.IReadOnlyKey
Function FindPrimaryKey () As IReadOnlyKey Implements IReadOnlyEntityType.FindPrimaryKey

返回

主键,如果未定义,则为 。null

实现

属性

适用于