RelationalLoggerExtensions.CommandScalarExecutingAsync 方法
定义
重要
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CommandExecuting事件的日志。
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))
参数
- diagnostics
- IDiagnosticsLogger<DbLoggerCategory.Database.Command>
要使用的诊断记录器。
- connection
- IRelationalConnection
连接。
- command
- DbCommand
数据库命令对象。
- connectionId
- Guid
与正在使用的 DbConnection 关联的关联 ID。
- startTime
- DateTimeOffset
执行开始的时间。
- cancellationToken
- CancellationToken
取消标记。
返回
截获的结果。