OperationExecutor.GetMigrations 构造函数

定义

命名空间:

Microsoft.EntityFrameworkCore.Design

程序集:

Microsoft.EntityFrameworkCore.Design.dll

包:

Microsoft.EntityFrameworkCore.Design v9.0.0

重载

OperationExecutor.GetMigrations(OperationExecutor, IOperationResultHandler, IDictionary)

初始化 OperationExecutor.GetMigrations 类的新实例。

OperationExecutor.GetMigrations(OperationExecutor, IOperationResultHandler, IDictionary)

Source:

OperationExecutor.cs

初始化 OperationExecutor.GetMigrations 类的新实例。

public GetMigrations (Microsoft.EntityFrameworkCore.Design.OperationExecutor executor, Microsoft.EntityFrameworkCore.Design.IOperationResultHandler resultHandler, System.Collections.IDictionary args);

new Microsoft.EntityFrameworkCore.Design.OperationExecutor.GetMigrations : Microsoft.EntityFrameworkCore.Design.OperationExecutor * Microsoft.EntityFrameworkCore.Design.IOperationResultHandler * System.Collections.IDictionary -> Microsoft.EntityFrameworkCore.Design.OperationExecutor.GetMigrations

Public Sub New (executor As OperationExecutor, resultHandler As IOperationResultHandler, args As IDictionary)

参数

executor

OperationExecutor

操作执行程序。

resultHandler

IOperationResultHandler

IOperationResultHandler。

args

IDictionary

操作参数。

注解

支持 args 的参数包括：

contextType--要使用的 DbContext 。

connectionString--数据库的连接字符串。 默认为 Microsoft.Extensions.DependencyInjection.EntityFrameworkServiceCollectionExtensions.AddDbContext 或 OnConfiguring(DbContextOptionsBuilder) 中指定的值。

noConnect--不要连接到数据库。