RelationalLoggerExtensions.TransactionStartedAsync 方法

定義

命名空間:

Microsoft.EntityFrameworkCore.Diagnostics

組件:

Microsoft.EntityFrameworkCore.Relational.dll

套件:

Microsoft.EntityFrameworkCore.Relational v9.0.0

來源:

RelationalLoggerExtensions.cs

TransactionStarted事件的記錄。

public static System.Threading.Tasks.ValueTask<System.Data.Common.DbTransaction> TransactionStartedAsync (this Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Transaction> diagnostics, Microsoft.EntityFrameworkCore.Storage.IRelationalConnection connection, System.Data.Common.DbTransaction transaction, Guid transactionId, DateTimeOffset startTime, TimeSpan duration, System.Threading.CancellationToken cancellationToken = default);

static member TransactionStartedAsync : Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Transaction> * Microsoft.EntityFrameworkCore.Storage.IRelationalConnection * System.Data.Common.DbTransaction * Guid * DateTimeOffset * TimeSpan * System.Threading.CancellationToken -> System.Threading.Tasks.ValueTask<System.Data.Common.DbTransaction>

<Extension()>
Public Function TransactionStartedAsync (diagnostics As IDiagnosticsLogger(Of DbLoggerCategory.Database.Transaction), connection As IRelationalConnection, transaction As DbTransaction, transactionId As Guid, startTime As DateTimeOffset, duration As TimeSpan, Optional cancellationToken As CancellationToken = Nothing) As ValueTask(Of DbTransaction)

參數

diagnostics

IDiagnosticsLogger<DbLoggerCategory.Database.Transaction>

要使用的診斷記錄器。

connection

IRelationalConnection

連接。

transaction

DbTransaction

異動。

transactionId

Guid

與 相關聯的 DbTransaction 相互關聯識別碼。

startTime

DateTimeOffset

作業啟動的時間。

duration

TimeSpan

開啟連接之前的時間量。

cancellationToken

CancellationToken

CancellationToken等候工作完成時要觀察的 。

傳回

ValueTask<DbTransaction>

執行的結果，可能已經由攔截器修改。

例外狀況

OperationCanceledException

如果取消 CancellationToken。