问BulkInsert与OracleDB的结合

EN

          private IOracleDbContext _context;//Class property
    //method body:
  EF6.BulkInsert.ProviderFactory.Register<EF6.BulkInsert.Providers.OracleBulkInsertProvider>("BulkInsertProvider");
        using (var context = (OracleDbContext)_context)
        {
            using (var dbContextTransaction = context.Database.BeginTransaction())
            {
                try
                {
                    //Preparing list of objects

                    var opt = new EF6.BulkInsert.BulkInsertOptions();
                    opt.Connection = context.Database.Connection;
                    await context.BulkInsertAsync<ObjectType>(ObjectList,opt);

                    await context.SaveChangesAsync();
                    dbContextTransaction.Commit();
                    stopwatch.Stop();
                }
                catch (Exception ex)
                {
                    dbContextTransaction.Rollback();
                    throw ex;
                }
            }
        }