SelectExpression.GetMappedProjection(ProjectionMember) 方法
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
注意
Use GetProjection method using ProjectionBindingExpression to get mapped projection.
获取映射到给定 ProjectionMember的投影。
public System.Linq.Expressions.Expression GetMappedProjection (Microsoft.EntityFrameworkCore.Query.ProjectionMember projectionMember);
[System.Obsolete("Use GetProjection method using ProjectionBindingExpression to get mapped projection.")]
public System.Linq.Expressions.Expression GetMappedProjection (Microsoft.EntityFrameworkCore.Query.ProjectionMember projectionMember);
member this.GetMappedProjection : Microsoft.EntityFrameworkCore.Query.ProjectionMember -> System.Linq.Expressions.Expression
[<System.Obsolete("Use GetProjection method using ProjectionBindingExpression to get mapped projection.")>]
member this.GetMappedProjection : Microsoft.EntityFrameworkCore.Query.ProjectionMember -> System.Linq.Expressions.Expression
Public Function GetMappedProjection (projectionMember As ProjectionMember) As Expression
参数
- projectionMember
- ProjectionMember
在映射中搜索的投影成员。
返回
给定投影成员的映射投影。
- 属性