protected void Page_PreRender(object sender, EventArgs e) { if (!IsPostBack) { using (SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["studentDBConnectionString"].ConnectionString)) { con.Open(); //Change with your select statement . using (SqlCommand cmd = new SqlCommand("select * from Profession", con)) { DataTable dt = new DataTable(); SqlDataAdapter adpt = new SqlDataAdapter(cmd); adpt.Fill(dt); Dictionary <int, string> lst = new Dictionary <int, string>(); foreach (DataRow row in dt.Rows) { //Add values to Dictionary string val = row[1].ToString(); lst.Add(Convert.ToInt32(row[0]), val); } ProfessionDDL.DataSource = lst; ProfessionDDL.DataTextField = "Value"; ProfessionDDL.DataValueField = "key"; ProfessionDDL.DataBind(); } } } }
protected void Page_PreRender(object sender, EventArgs e) { if (!IsPostBack) { using (SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["studentDBConnectionString"].ConnectionString)) { con.Open(); //Change with your select statement . using (SqlCommand cmd = new SqlCommand("select * from Profession", con)) { DataTable dt = new DataTable(); SqlDataAdapter adpt = new SqlDataAdapter(cmd); adpt.Fill(dt); Dictionary <int, string> lst = new Dictionary <int, string>(); foreach (DataRow row in dt.Rows) { //Add values to Dictionary string val = row[1].ToString(); lst.Add(Convert.ToInt32(row[0]), val); } ProfessionDDL.DataSource = lst; ProfessionDDL.DataTextField = "Value"; ProfessionDDL.DataValueField = "key"; ProfessionDDL.DataBind(); } } } availabilityDS.SelectParameters.Add("current_teacher_id", idTB.Text); availabilityDS.SelectCommand = "select Ave_TeaId,Ave_day,Ave_startHour, Ave_endtHour, (tea_firstName + ' ' + tea_lastName) as 'teacher_full_name' from TeacheravAilability inner join Teacher on Ave_TeaId = Tea_Id where Ave_TeaId=@current_teacher_id"; }