SelectExpression.ReplaceProjectionMapping 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Query.SqlExpressions

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v6.0.0

注意

Use ReplaceProjection method instead.

将当前投影映射替换为新的投影映射，以更改从此 SelectExpression投影的内容。

[System.Obsolete("Use ReplaceProjection method instead.")]
public void ReplaceProjectionMapping (System.Collections.Generic.IDictionary<Microsoft.EntityFrameworkCore.Query.ProjectionMember,System.Linq.Expressions.Expression> projectionMapping);

[<System.Obsolete("Use ReplaceProjection method instead.")>]
member this.ReplaceProjectionMapping : System.Collections.Generic.IDictionary<Microsoft.EntityFrameworkCore.Query.ProjectionMember, System.Linq.Expressions.Expression> -> unit

Public Sub ReplaceProjectionMapping (projectionMapping As IDictionary(Of ProjectionMember, Expression))

参数

projectionMapping

IDictionary<ProjectionMember,Expression>

新的投影映射。

属性

ObsoleteAttribute