RelationalLoggerExtensions.TransactionStartingAsync 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

TransactionStarting事件的記錄。

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

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

<Extension()>
Public Function TransactionStartingAsync (diagnostics As IDiagnosticsLogger(Of DbLoggerCategory.Database.Transaction), connection As IRelationalConnection, isolationLevel As IsolationLevel, transactionId As Guid, startTime As DateTimeOffset, Optional cancellationToken As CancellationToken = Nothing) As ValueTask(Of InterceptionResult(Of DbTransaction))

參數

diagnostics

IDiagnosticsLogger<DbLoggerCategory.Database.Transaction>

要使用的診斷記錄器。

connection

IRelationalConnection

連接。

isolationLevel

IsolationLevel

交易隔離等級。

transactionId

Guid

與 DbTransaction 相關聯的相互關聯識別碼。

startTime

DateTimeOffset

作業啟動的時間。

cancellationToken

CancellationToken

等候 CancellationToken 工作完成時要觀察的 。

傳回

ValueTask<InterceptionResult<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。