DbConnectionInterceptor.ConnectionOpenedAsync 方法

定義

命名空間:

Microsoft.EntityFrameworkCore.Diagnostics

組件:

Microsoft.EntityFrameworkCore.Relational.dll

套件:

Microsoft.EntityFrameworkCore.Relational v8.0.0

在 EF 呼叫 之後呼叫 OpenAsync() 。

public virtual System.Threading.Tasks.Task ConnectionOpenedAsync (System.Data.Common.DbConnection connection, Microsoft.EntityFrameworkCore.Diagnostics.ConnectionEndEventData eventData, System.Threading.CancellationToken cancellationToken = default);

abstract member ConnectionOpenedAsync : System.Data.Common.DbConnection * Microsoft.EntityFrameworkCore.Diagnostics.ConnectionEndEventData * System.Threading.CancellationToken -> System.Threading.Tasks.Task
override this.ConnectionOpenedAsync : System.Data.Common.DbConnection * Microsoft.EntityFrameworkCore.Diagnostics.ConnectionEndEventData * System.Threading.CancellationToken -> System.Threading.Tasks.Task

Public Overridable Function ConnectionOpenedAsync (connection As DbConnection, eventData As ConnectionEndEventData, Optional cancellationToken As CancellationToken = Nothing) As Task

參數

connection

DbConnection

連接。

eventData

ConnectionEndEventData

連線的相關內容資訊。

cancellationToken

CancellationToken

等候 CancellationToken 工作完成時要觀察的 。

傳回

Task

代表非同步作業的 Task。

實作

ConnectionOpenedAsync(DbConnection, ConnectionEndEventData, CancellationToken)

例外狀況

OperationCanceledException

如果取消 CancellationToken。