RelationalDatabaseFacadeExtensions.BeginTransactionAsync Metode

Definisi

Ruang nama:

Microsoft.EntityFrameworkCore

Rakitan:

Microsoft.EntityFrameworkCore.Relational.dll

Paket:

Microsoft.EntityFrameworkCore.Relational v9.0.0

Sumber:

RelationalDatabaseFacadeExtensions.cs

Secara asinkron memulai transaksi baru dengan yang diberikan IsolationLevel.

public static System.Threading.Tasks.Task<Microsoft.EntityFrameworkCore.Storage.IDbContextTransaction> BeginTransactionAsync(this Microsoft.EntityFrameworkCore.Infrastructure.DatabaseFacade databaseFacade, System.Data.IsolationLevel isolationLevel, System.Threading.CancellationToken cancellationToken = default);

static member BeginTransactionAsync : Microsoft.EntityFrameworkCore.Infrastructure.DatabaseFacade * System.Data.IsolationLevel * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Microsoft.EntityFrameworkCore.Storage.IDbContextTransaction>

<Extension()>
Public Function BeginTransactionAsync (databaseFacade As DatabaseFacade, isolationLevel As IsolationLevel, Optional cancellationToken As CancellationToken = Nothing) As Task(Of IDbContextTransaction)

Parameter

databaseFacade

DatabaseFacade

DatabaseFacade untuk konteksnya.

isolationLevel

IsolationLevel

yang IsolationLevel akan digunakan.

cancellationToken

CancellationToken

A CancellationToken untuk mengamati sambil menunggu tugas selesai.

Mengembalikan

Task<IDbContextTransaction>

Tugas yang mewakili inisialisasi transaksi asinkron. Hasil tugas berisi IDbContextTransaction yang mewakili transaksi yang dimulai.

Pengecualian

OperationCanceledException

CancellationToken Jika dibatalkan.

Keterangan

Lihat Transaksi di EF Core untuk informasi dan contoh selengkapnya.