批量执行SQL语句，进行删除，插入或者更改。

private bool ExecuteTransaction(List<string> list)
    {
        using (SqlConnection connection = new SqlConnection(System.Configuration.ConfigurationManager.AppSettings["LocalConnectionString"].ToString()))
        {
            SqlCommand command = new SqlCommand();
            SqlTransaction transaction = null;
            try
            {
                connection.Open();
                transaction = connection.BeginTransaction();
                command.Connection = connection;
                command.Transaction = transaction;

                for (int i = 0; i < list.Count; i++)
                {
                    command.CommandText = list[i];
                    command.ExecuteNonQuery();
                }

                transaction.Commit();
                connection.Close();
                return true;
            }
            catch
            {
                transaction.Rollback();
                connection.Close();
                return false;
            }
        }
    }