CODE EXAMPLE FOR SQL

SQL Update

private void btnUpdateData_Click(object sender, EventArgs e)
       {
               try
               {
                   SqlComm = new SqlCommand("UPDATE MyDataTable ('DataDesc', 'DataDate', 'DataQty') VALUES ('@DataDesc', '@DataDate', '@DataQty') WHERE DataID ='@DataID'", SqlConn);
                   SqlComm.Parameters.AddWithValue("@DataID", txtDataID.Text);
                   SqlComm.Parameters.AddWithValue("@DataDesc", txtDataDesc.Text);
                   SqlComm.Parameters.AddWithValue("@DataQty", int.Parse(txtDataQty.Text));
                   SqlComm.Parameters.AddWithValue("@DataDate", dtpDataDate.Value);
                   SqlComm.ExecuteNonQuery();

                   MessageBox.Show("Data updated!", "DB Connection With App.Config", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);

                   Clear();
                   DisableButtons();
               }
               catch (Exception ex)
               {
                   MessageBox.Show(ex.Message);
               }
           }