C#实现数据库事务处理示例代码

  private
void btn_submit_Click(object sender,System.EventArgs
e)

        {

            string strconn
= ConfigurationSettings.AppSettings["dsn"];

            SqlConnection cnn
= new SqlConnection(strconn);

            SqlCommand cmd
= new SqlCommand();

            SqlTransaction transaction
= null;

            try

            {

                 cnn.Open();

                // 先插入分店shop表，再插入经理Manager表，并将其作为一个事务进行处理

                 transaction = cnn.BeginTransaction();

                 cmd.Transaction
= transaction;

                 cmd.Connection
= cnn;

                // 插入分店shop表

                string shopstr
= "insert into shop values('"
+ tbx_shopid.Text+"','"
+ tbx_shopname.Text+"','"
+ tbx_shopaddress.Text+"','"
+ tbx_shopphone.Text+"')";

                 cmd.CommandType=CommandType.Text;

                 cmd.CommandText
= shopstr;

                 cmd.ExecuteNonQuery();

                // 插入经理Manager表

                string managerstr
= "insert into manager values('"
+ tbx_managerid.Text+"','"
+ tbx_managerpassword.Text+"','"
+ tbx_managername.Text+"','"
+ tbx_shopid.Text+"')";

                 cmd.CommandType=CommandType.Text;

                 cmd.CommandText
= managerstr;

                 cmd.ExecuteNonQuery();

                // 提交事务

                 transaction.Commit();

                 lbl_msg.Text="添加分店操作成功";

            }

            catch(Exception ex)

            {

                 lbl_msg.Text="添加分店操作失败";

                 transaction.Rollback();

            }

            finally

            {

                 cnn.Close();

            }

        }