private void button1_Click(object sender, EventArgs e) { using (Entities11 m = new WindowsFormsApplication15.Entities11()) using (var t = m.Database.BeginTransaction()) { var r = m.JZHZ_RELATION.FirstOrDefault(a => a.ID == "123"); if (r != null) { m.JZHZ_RELATION.Remove(r); } var r1 = m.JZHZ.FirstOrDefault(a => a.ID == "1"); if (r1 != null) { r1.VNAME = "asd"; } m.SaveChanges(); t.Commit(); MessageBox.Show("uyyyyyyyyyy"); } using (Entities11 m = new WindowsFormsApplication15.Entities11()) { var r = m.JZHZ_RELATION.FirstOrDefault(a => a.ID == "123"); if (r != null) { m.JZHZ_RELATION.Remove(r); } m.SaveChanges(); } MessageBox.Show("sss1231155"); }
private void button2_Click(object sender, EventArgs e) { Entities11 m = new WindowsFormsApplication15.Entities11(); var rr = m.V_MZSF_PRESC.FirstOrDefault(a => a.VCLINICNO == "00000305"); MessageBox.Show(rr.VNAME); }