private void btn_Zmazat_Reklamaciu_Click(object sender, EventArgs e)
        {
            SqlConnection MyConn = new SqlConnection(pripojenie);

            MyConn.Open();
            string delete = "delete from Reklamacia where ID_Reklamacia='" + cb_ID_Reklamacie.Text + "';";

            sql = new SqlCommand(delete, MyConn);
            sql.ExecuteNonQuery();
            ds_Reklamacie.Tables["Reklamacia"].Clear();
            MyAdapter2.Fill(ds_Reklamacie, "Reklamacia");
            dgw_Reklamacie.DataSource = ds_Reklamacie.Tables["Reklamacia"];
        }
        private void btn_Pridaj_Reklamaciu_Click(object sender, EventArgs e)
        {
            SqlConnection MyConn = new SqlConnection(pripojenie);

            MyConn.Open();
            string insert = "insert into Reklamacia(ID_Reklamacia,Datum_Podania,Stav,Predmet,Uzivatel_Username, Objednavka_ID_Objednavka) " +
                            "values (next value for sekReklamacia, '" + dtp_Reklamacia.Text + "','" + cb_Predmet_Reklamacie.Text + "', " +
                            "'" + cb_Stav_Reklamacie.Text + "','" + cb_Uzivatel_Reklamacie.Text + "','" + cb_ID_Objednavky_Reklamacie.Text + "') ";

            sql = new SqlCommand(insert, MyConn);
            sql.ExecuteNonQuery();
            ds_Reklamacie.Tables["Reklamacia"].Clear();
            MyAdapter2.Fill(ds_Reklamacie, "Reklamacia");
            dgw_Reklamacie.DataSource = ds_Reklamacie.Tables["Reklamacia"];
        }
        private void btn_Editovat_Reklamaciu_Click(object sender, EventArgs e)
        {
            SqlConnection MyConn = new SqlConnection(pripojenie);

            MyConn.Open();
            string update = "UPDATE Reklamacia SET Datum_Podania  = '" + dtp_Reklamacia.Text + "', " +
                            "Stav = '" + cb_Stav_Reklamacie.Text + "', " +
                            "Predmet = '" + cb_Predmet_Reklamacie.Text + "', " +
                            "Uzivatel_Username = '******', " +
                            "Objednavka_ID_Objednavka = '" + cb_ID_Objednavky_Reklamacie.Text + "' WHERE ID_Reklamacia = '" + cb_ID_Reklamacie.Text + "'";

            sql = new SqlCommand(update, MyConn);
            sql.ExecuteNonQuery();
            ds_Reklamacie.Tables["Reklamacia"].Clear();
            MyAdapter2.Fill(ds_Reklamacie, "Reklamacia");
            dgw_Reklamacie.DataSource = ds_Reklamacie.Tables["Reklamacia"];
        }