MigrationBuilder.EnsureSchema(String) 方法

定義

命名空間:

Microsoft.EntityFrameworkCore.Migrations

組件:

Microsoft.EntityFrameworkCore.Relational.dll

套件:

Microsoft.EntityFrameworkCore.Relational v9.0.0

來源:

MigrationBuilder.cs

建置 以確保 EnsureSchemaOperation 架構存在。

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.EnsureSchemaOperation> EnsureSchema (string name);

abstract member EnsureSchema : string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.EnsureSchemaOperation>
override this.EnsureSchema : string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.EnsureSchemaOperation>

Public Overridable Function EnsureSchema (name As String) As OperationBuilder(Of EnsureSchemaOperation)

參數

name

String

結構描述的名稱。

傳回

OperationBuilder<EnsureSchemaOperation>

建置器，允許將批註新增至作業。

備註

如需詳細資訊和範例 ，請參閱資料庫移 轉。