private void Form1_Load(object sender, EventArgs e) { using (var dbCtx = new EmpDBContext()) { dgv.DataSource = dbCtx.tbl_employee.ToList(); } }
private void Btndelete_Click(object sender, EventArgs e) { int ecode = int.Parse(textecode.Text); var dbctx = new EmpDBContext(); var result = dbctx.tbl_employee.Where(o => o.EmpId == ecode).SingleOrDefault(); dbctx.tbl_employee.Remove(result); dbctx.SaveChanges(); MessageBox.Show("yakanna delete madya"); dgv.DataSource = dbctx.tbl_employee.ToList(); }
private void Btninsert_Click(object sender, EventArgs e) { using (var dbCtx = new EmpDBContext()) { //take user input for insert var record = new Tbl_Employee { EmpId = int.Parse(textecode.Text), Ename = textename.Text, Salary = int.Parse(textsalary.Text), Deptid = int.Parse(textdeptid.Text) }; dbCtx.tbl_employee.Add(record); dbCtx.SaveChanges(); MessageBox.Show("inserted successfully"); dgv.DataSource = dbCtx.tbl_employee.ToList(); } }