共用方式為


RelationalLoggerExtensions.CommandScalarExecutingAsync 方法

定義

CommandExecuting事件的記錄。

public static System.Threading.Tasks.Task<Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult<object>> CommandScalarExecutingAsync (this Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Command> diagnostics, Microsoft.EntityFrameworkCore.Storage.IRelationalConnection connection, System.Data.Common.DbCommand command, Microsoft.EntityFrameworkCore.DbContext context, Guid commandId, Guid connectionId, DateTimeOffset startTime, System.Threading.CancellationToken cancellationToken = default);
public static System.Threading.Tasks.ValueTask<Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult<object>> CommandScalarExecutingAsync (this Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Command> diagnostics, Microsoft.EntityFrameworkCore.Storage.IRelationalConnection connection, System.Data.Common.DbCommand command, Microsoft.EntityFrameworkCore.DbContext context, Guid commandId, Guid connectionId, DateTimeOffset startTime, System.Threading.CancellationToken cancellationToken = default);
static member CommandScalarExecutingAsync : Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Command> * Microsoft.EntityFrameworkCore.Storage.IRelationalConnection * System.Data.Common.DbCommand * Microsoft.EntityFrameworkCore.DbContext * Guid * Guid * DateTimeOffset * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult<obj>>
static member CommandScalarExecutingAsync : Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Command> * Microsoft.EntityFrameworkCore.Storage.IRelationalConnection * System.Data.Common.DbCommand * Microsoft.EntityFrameworkCore.DbContext * Guid * Guid * DateTimeOffset * System.Threading.CancellationToken -> System.Threading.Tasks.ValueTask<Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult<obj>>
<Extension()>
Public Function CommandScalarExecutingAsync (diagnostics As IDiagnosticsLogger(Of DbLoggerCategory.Database.Command), connection As IRelationalConnection, command As DbCommand, context As DbContext, commandId As Guid, connectionId As Guid, startTime As DateTimeOffset, Optional cancellationToken As CancellationToken = Nothing) As Task(Of InterceptionResult(Of Object))
<Extension()>
Public Function CommandScalarExecutingAsync (diagnostics As IDiagnosticsLogger(Of DbLoggerCategory.Database.Command), connection As IRelationalConnection, command As DbCommand, context As DbContext, commandId As Guid, connectionId As Guid, startTime As DateTimeOffset, Optional cancellationToken As CancellationToken = Nothing) As ValueTask(Of InterceptionResult(Of Object))

參數

diagnostics
IDiagnosticsLogger<DbLoggerCategory.Database.Command>

要使用的診斷記錄器。

connection
IRelationalConnection

連接。

command
DbCommand

資料庫命令物件。

context
DbContext

DbContext目前使用的 ,如果不知道,則為 null。

commandId
Guid

與指定 DbCommand 相關聯的相互關聯識別碼。

connectionId
Guid

與使用中相關聯的 DbConnection 相互關聯識別碼。

startTime
DateTimeOffset

開始執行的時間。

cancellationToken
CancellationToken

取消語彙基元。

傳回

攔截的結果。

適用於