执行多条SQL语句，实现数据库事务。

/// <summary>
    /// 执行多条SQL语句，实现数据库事务。
    /// </summary>
    /// <param name="SQLStringList">多条SQL语句</param>       
    public static void ExecuteSqlTran(IList<string> SQLStringList)
    {
        using (SqlConnection conn = new SqlConnection(connectionString))
        {
            conn.Open();
            SqlCommand cmd = new SqlCommand();
            cmd.Connection = conn;
            SqlTransaction tx = conn.BeginTransaction();
            cmd.Transaction = tx;
            try
            {
                for (int n = 0; n < SQLStringList.Count; n++)
                {
                    string strsql = SQLStringList[n].ToString();
                    if (strsql.Trim().Length > 1)
                    {
                        cmd.CommandText = strsql;
                        cmd.ExecuteNonQuery();
                    }
                }
                tx.Commit();
            }
            catch (System.Data.SqlClient.SqlException E)
            {
                tx.Rollback();
                throw new Exception(E.Message);
            }
        }
    }

 

 

protected void btnOk_Click(object sender, EventArgs e)
    {
     string upsql = "update 表 set=123 where id=";//省略其他SET
        IList<string> l = new List<string>();
        for (int i = 0; i <this.DataList1.Items.Count; i++) { CheckBox c= (CheckBox)this.DataList1.Items[i].FindControl("CheckBox1");
            TextBox tb = (TextBox)this.DataList1.Items[i].FindControl("TextBox1");
            //下面几个TextBox省略
            if(c.Checked)
            {
                l.Add("update 表 set='"+tb.Text+"' where id="+ this.DataList1.DataKeys[i].ToString());
            }
        }
        SqlServerHelper.ExecuteSqlTran(l);
    }