SqlDataAdapter如何更新操作

UpdateMore            DataSet ds = new DataSet();            DataTable t1 = new DataTable("M");            DataColumn newColumn1 = t1.Columns.Add("id", typeof(int));            DataColumn newColumn2 = t1.Columns.Add("money", typeof(int));            string[] id = textBox1.Text.Split(',');            string[] money = textBox2.Text.Split(',');            for (int i = 0; i < id.Length; i++)            {                DataRow newRow = t1.NewRow();                newRow[0] = id[i];                newRow[1] = money[i];                t1.Rows.Add(newRow);                newRow.AcceptChanges();                newRow.SetModified();            }            ds.Tables.Add(t1);            SqlConnection con = new SqlConnection("server=.;database=northwind;uid=sa");            SqlCommand cmd = new SqlCommand("update moneytable set [money]=@money where id=@id", con);            SqlParameter p1 = new SqlParameter("@id", SqlDbType.Int);            p1.SourceColumn = "id";            SqlParameter p2 = new SqlParameter("@money", SqlDbType.Int);            p2.SourceColumn = "money";            cmd.Parameters.Add(p1);            cmd.Parameters.Add(p2);            try            {                SqlDataAdapter da = new SqlDataAdapter();                da.UpdateCommand = cmd;                int num = da.Update(ds, "M");                MessageBox.Show("Update" + num);            }            catch (Exception ex)            {                MessageBox.Show(ex.ToString());            }        }
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http://www.cnblogs.com/tinachang021/articles/1274041
http://www.cnblogs.com/zhangzheny/archive/2007/10/27/939736
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随便一本基础的书都会有这个例子