C#------事物的回滚

class Program
    {
        static void Main(string[] args)
        {

            //事物的回滚
            using(MySqlConnection conn = MySqlHelper.CreateConnection())
            //开启事物
            using (MySqlTransaction tx = conn.BeginTransaction())
            { 
                //执行sql语句
                try
                {
                    MySqlHelper.ExecuteNonQuery(conn, "UPDATE t_customers SET Age=age+1 where `Name`=‘TOM‘");
                    MySqlHelper.ExecuteNonQuery(conn, "UPDATE t_customers SET Age=age-1 where `Name`=‘MIKE‘");
                    //没有异常，提交正确数据
                    tx.Commit();
                }
                catch
                {
                    //发生异常，事物回滚，初始化原来的数据
                    tx.Rollback();
                }
            }
           
        }
    }