RelationalLoggerExtensions.CommandReaderExecuting 方法

定义

CommandExecuting事件的日志。

public static Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult<System.Data.Common.DbDataReader> CommandReaderExecuting (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);
static member CommandReaderExecuting : Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Command> * Microsoft.EntityFrameworkCore.Storage.IRelationalConnection * System.Data.Common.DbCommand * Microsoft.EntityFrameworkCore.DbContext * Guid * Guid * DateTimeOffset -> Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult<System.Data.Common.DbDataReader>
<Extension()>
Public Function CommandReaderExecuting (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) As InterceptionResult(Of DbDataReader)

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。

context
DbContext

当前 DbContext 正在使用的 ,如果未知,则为 null。

commandId
Guid

与给定 DbCommand关联的关联 ID。

connectionId
Guid

与正在使用的 DbConnection 关联的关联 ID。

startTime
DateTimeOffset

执行开始的时间。

返回

截获的结果。

适用于