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DataSet ds = dataOperate.getDataSet(sql, \ cbClass.DataSource = ds.Tables[\ cbClass.DisplayMember = \ }
private void cbClass_SelectedIndexChanged(object sender, EventArgs e)
{
string sql = \ѧºÅ',s.Name as 'ÐÕÃû',s.Sex as 'ÐÔ±ð',s.Birthday as '³öÉú',s.Address as 'µØÖ·' from T_Student as s,T_Class as c where className='\
DataSet ds = dataOperate.getDataSet(sql, \ dgvStuInfo.DataSource = ds;
dgvStuInfo.DataMember = \ }
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private string Department = \
private void btnBrowse_Click(object sender, EventArgs e) {
if (btnBrowse.Text == \²éѯ\ {
string sql = \* from T_Student where Num='\+ txtNum.Text + \
SqlDataReader sdr = dataOperate.getRow(sql); if (sdr.Read()) {
txtName1.Text = sdr[\ string Sex=sdr[\ if (Sex == \ÄÐ\ {
rbtnMan.Checked = true; } else {
rbtnWomen.Checked = true; }
txtBirthday.Text = sdr[\ txtAddress.Text = sdr[\ string classID = sdr[\
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//¸ù¾Ý°à¼¶±àºÅclassID²éѯ°à¼¶ÐÅÏ¢ sql classID='\
sdr = dataOperate.getRow(sql); if (sdr.Read()) {
cbClass.Text = sdr[\ string majorID = sdr[\ //¸ù¾Ýרҵ±àºÅmajorID²éѯרҵÐÅÏ¢ sql = \majorID + \
sdr = dataOperate.getRow(sql); if (sdr.Read()) {
cbMajor.Text = sdr[\ string sdr[\
//²éѯ²¿ÃÅÐÅÏ¢
departmentID
=
=
\
*
from
T_Class
where
sql = \* from T_Department where departmentID='\
sdr = dataOperate.getRow(sql); if (sdr.Read()) {
cbDepartment.Text sdr[\
Department sdr[\
btnBrowse.Text = \ÐÞ¸Ä\ } } } } else {
MessageBox.Show(\¶Ô²»Æð£¬Î޴˼Ǽ£¡\ Empty();
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