EntityProjectionExpression.UpdateEntityType(IEntityType) 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Query

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v7.0.0

汇报投影到派生类型之一的实体类型。

public virtual Microsoft.EntityFrameworkCore.Query.EntityProjectionExpression UpdateEntityType (Microsoft.EntityFrameworkCore.Metadata.IEntityType derivedType);

abstract member UpdateEntityType : Microsoft.EntityFrameworkCore.Metadata.IEntityType -> Microsoft.EntityFrameworkCore.Query.EntityProjectionExpression
override this.UpdateEntityType : Microsoft.EntityFrameworkCore.Metadata.IEntityType -> Microsoft.EntityFrameworkCore.Query.EntityProjectionExpression

Public Overridable Function UpdateEntityType (derivedType As IEntityType) As EntityProjectionExpression

参数

derivedType

IEntityType

应投影的派生实体类型。

返回

EntityProjectionExpression

一个新的实体投影表达式，其中包含正在投影的派生类型。