supersu的大小事

      using (var dbContextTransaction = Model3.Database.BeginTransaction())
                    {
                        try
                        {
                    
                                Model3.Database.ExecuteSqlCommand(t);
                                dbContextTransaction.Commit();
                         
                        }
                        catch (Exception ex)
                        {
                            dbContextTransaction.Rollback();
                        }
                    }