private void button3_Click(object sender, EventArgs e) { MySqlConnection conectar = new MySqlConnection("server=127.0.0.1; database=unaulavota2; Uid=root; pwd="); conectar.Open(); MySqlCommand comando = new MySqlCommand(string.Format("SELECT * FROM tipoconsejo"), conectar); MySqlDataAdapter adapt = new MySqlDataAdapter(comando); DataTable dt = new DataTable(); adapt.Fill(dt); dataGridView1.DataSource = dt; dataGridView1.Visible = true; BDprueba limpiar = new BDprueba(); limpiar.BorrarCampos(this, groupBox1); }
private void button2_Click(object sender, EventArgs e) { try { MySqlConnection conectar = new MySqlConnection("server=127.0.0.1; database=unaulavota2; Uid=root; pwd="); conectar.Open(); MySqlCommand comando = new MySqlCommand(string.Format("DELETE FROM tipoconsejo WHERE codConsejo='" + textBox3.Text + "'"), conectar); MySqlDataAdapter adapt = new MySqlDataAdapter(comando); DataTable dt = new DataTable(); adapt.Fill(dt); dataGridView1.DataSource = dt; dataGridView1.Visible = true; BDprueba limpiar = new BDprueba(); limpiar.BorrarCampos(this, groupBox1); } catch (Exception) { MessageBox.Show("Rectifique he intente nuevamente"); } }
private void button5_Click(object sender, EventArgs e) { try { MySqlConnection conectado = new MySqlConnection("server=127.0.0.1; database=unaulavota2; Uid=root; pwd=;"); conectado.Open(); MySqlCommand comando = new MySqlCommand(string.Format("SELECT * FROM candidato"), conectado); MySqlDataAdapter adapt = new MySqlDataAdapter(comando); DataTable dt = new DataTable(); adapt.Fill(dt); dataGridView1.DataSource = dt; dataGridView1.Visible = true; BDprueba limpiar = new BDprueba(); limpiar.BorrarCampos(this, groupBox1); } catch (Exception) { MessageBox.Show("Error en la conexion "); } }